SYMC Eu IV DTC Description V1 070307[1]

Component / SystemDTC:

P code Fault Message Fault descriptionMalfunction Trigger / Threshold conditions Malfunction Detection Pre-conditions

Possible DTC generated by this fault*

Monitoring Time / Frequency Detection Response MIL On MIL Off

Visible (KW)*

Clear at key Off/On*

Airmeter system P0101 F_M_AMF Global AMF fault, not stored in ECU memory

Any AMF fault.The DTC P0101 is not stored in ECU memory.

None

EGR air Error: P0400, P0401.VGT boost error: P1234, P1235

Continuous

The air flow will be estimated based on boost pressure and engine speed.The engine power will be limited with the AMF estimation (due to the smoke limit).The EGR and the Throttle will be fully disabledCruise Control will be deactivated.

No No No Yes

FAN System P1526 F_M_FAN2_DRIVE Electrical FAN2 drive fault: open circuit

Open circuit between ECU and fan2 relay Can be detected only when FAN2 is off None Continuous Air conditioning is disabled No No Yes Yes

FAN System P1527 F_M_FAN2_DRIVE Electrical FAN2 drive fault: short circuit to battery

Short circuit to battery between ECU and fan2 relay Can be detected only when FAN2 is activated None Continuous Air conditioning is disabled No No Yes Yes

FAN System P1528 F_M_FAN2_DRIVE Electrical FAN2 drive fault: short circuit to ground

Short circuit to ground between ECU and fan2 relay Can be detected only when FAN2 is off None Continuous Air conditioning is disabled No No Yes Yes

Preglow-system P1678 F_M_GLOWPLUG_DRIVE Glow plug driver fault (drive signal) only for DAESUNG: open circuit

Open circuit between ECU and DAESUNG glow module Can be detected only when GP is off None Continuous The Glow Plug lamp is illuminated No No Yes Yes

Preglow-system P1679 F_M_GLOWPLUG_DRIVEGlow plug driver fault (drive signal) only for DAESUNG: short circuit to battery

Short circuit to battery between ECU and DAESUNG glow module Can be detected only when GP is activated None Continuous The Glow Plug lamp is illuminated No No Yes Yes

Preglow-system P1680 F_M_GLOWPLUG_DRIVEGlow plug driver fault (drive signal) only for DAESUNG: short circuit to ground

Short circuit to ground between ECU and DAESUNG glow module Can be detected only when GP is off None Continuous The Glow Plug lamp is illuminated No No Yes Yes

EGR System P0400 F_M_EGR_ERROR_AIREGR flow control error: Airflow feedback too low, EGR valve is too much open

Air error > 50 mg/st on idleAir error > 100 mg/st at constant speed (50km/h, 70km/h)

The EGR must be enabled, that means all the following conditions must be reached: 20C < coolant temp. < 100C 15C < Inlet air temp. < 40C Atmospheric pressure > 92 kPa Idle running time below 50 sec Typical urban driving conditions (constant speed at 50km/h) No Airmeter fault No fault disabling the EGR (Boost sensor, VGT system, Intake throttle system, EGR feedback position and Vext faults)

VGT Boost Error: P1234,P1235, P1236AMF faults: P0101, P0102, P0103, P1102, P1103, P110A, P110B

Continuous EGR, Throttle and Cruise Control will be disabled.

Yes: After 3 DC (D27DT)

At the 1st DC (D20DT)

Yes: After 3 DC Yes Yes

EGR System P0401 F_M_EGR_ERROR_AIREGR flow control error: Airflow feedback too High, EGR valve is too much close

Air error < -120 mg/st on idleAir error < -200 mg/st at constant speed (50km/h, 70km/h)

The EGR must be enabled, that means all the following conditions must be reached: 20C < coolant temp. < 100C 15C < Inlet air temp. < 40C Atmospheric pressure > 92 kPa Idle running time below 50 sec Typical urban driving conditions (constant speed at 50km/h) No Airmeter fault No fault disabling the EGR (Boost sensor, VGT system, Intake throttle system, EGR feedback position and Vext faults)

VGT Boost Error: P1234,P1235, P1236AMF faults: P0101, P0102, P0103, P1102, P1103, P110A, P110B

Continuous EGR, Throttle and Cruise Control will be disabled. No No Yes Yes

EGR System P0405 F_M_EGR_POSEGR Position control error: position feedback too low compared to the position demand

EGR position error > 20%

Typically, the fault is set when the valve is fully open with a feedback position stuck below 80%.

The EGR must be enabled (refer to P0400) EGR air error: P0400, P0401 Continuous none No No Yes Yes

EGR System P0406 F_M_EGR_POSEGR Position control error: position feedback too high compared to the position demand

Condition 1: EGR position error < -20%Condition 2: EGR position error < -7%

Condition 1: The EGR must be enabled (refer to P0400)Condition 2: The EGR is disabled and the engine is running under full load.

EGR air error: P0400, P0401 Continuous none No No Yes Yes

DTC Description list: D27DT - Euro 4 (S/W NCD), D27DTP (S/W NCD), D20DT - Euro 4 (S/W NCA)

Page: 1

* Visible (KW): Indicate if the fault is stored in the ECU memory.* Clear at key Off/On: Indicate if the fault is erased by a key cycle Off/On.

* Possible DTC generated by this fault: List of faults is not complete.





Visible (KW)*



VGT system P1235 F_M_VGT_ERROR_BOOST Boost Pressure Control error: Lack of boost pressure detected

Engine in part load: Boost Error (Boost demand - Boost feedback) > 0.45 barEngine in full load: Boost Error (Boost demand - Boost feedback) > 0.3 bar

None

EGR Air Error: P0400 P0401AMF faults: P0101, P0102, P0103, P1102, P1103, P110A, P110B

Continuous

The VGT control is working on default model in open loop. EGR, Throttle and Cruise Control will be disabled.Reduction of the performances for engine protection

No No Yes Yes

VGT system P1234 F_M_VGT_ERROR_BOOST Boost Pressure Control error: Over pressure detected

Engine in part load: Boost Error (Boost demand - Boost feedback) < -0.3 barEngine in full load: Boost Error (Boost demand - Boost feedback) < -0.2 bar

None


Continuous

The VGT control is working on default model in open loop. EGR, Throttle and Cruise Control will be disabled.Important reduction of the performances for engine protection

Yes:At the 1st DC


VGT system P1236 F_M_VGT_ERROR_BOOSTBoost Pressure Control error: Very low boost pressure due to intercooler tube failure.

Engine in part load: Boost Error (Boost demand - Boost feedback) > 0.4 bar and the difference between the Boost pressure and the atmospheric pressure is < 0.05 bar

None


Continuous

The VGT control is working on default model in open loop. EGR, Throttle and Cruise Control will be disabled.Important reduction of the performances for engine protection

Yes:At the 1st DC


Rail Pressure Control P1252 F_M_OVER_PRESSURE Rail Pressure Error: Important Overpressure Rail pressure feedback > 1800 bar No faults from the Rail pressure sensor.

Rail pressure control error : P1254, P1253IM control current trim: P1256->P1260

Continuous Reduce torque to protect the pump and the engine No No Yes Yes

Rail Pressure Control P1191 F_M_RPC_BUILD Pressure build up during cranking is too slow

RPC_State stays in RPC_TL_FILLING_RAIL mode for more than 10s.

Fuel tank level not too low (risk of "tank out of fuel") Engine cranking No power latch request

NoneOnly during cranking (RPC_TL_FILLING_RAIL mode)

Knock diagnostic disable.MDP learning disable.The Rail Pressure Demand is limitedCylinder Balancing is disabled

Immediately Immediately Yes Yes

APC logic P0325 F_M_FCI_ACC_DECODE_0

Accelerometer #1 fault (signal/noise ratio too low in idle, open circuit or short circuit between ECU and sensor)

Standard deviation of the Ratio Signal/Noise too low

Idle phase > 30 sec.Engine warmed-up

P0147, P0148: F_M_MDP_NO_UPD_ZONE_x Any fault related to uncorrected injector drift

During each idle phase.

Torque reduction to protect the engine.The IM control diagnostic is also disabled.MDP learning disable.

No No Yes No

APC logic P0330 F_M_FCI_ACC_DECODE_1

Accelerometer #2 fault (signal/noise ratio too low in idle, open circuit or short circuit between ECU and sensor)

Standard deviation of the Ratio Signal/Noise too low

Idle phase > 30 sec.Engine warmed-up

P0147, P0148: F_M_MDP_NO_UPD_ZONE_x Any fault related to uncorrected injector drift

During each idle phase.

Torque reduction to protect the engine.The IM control diagnostic is also disabled.MDP learning disable.

No No Yes No

FIE: Injector P0263 F_M_FCI_INJ_BAL_LOW_0 Cylinder balancing fault (inj# 1) = insufficient fuel injectionNo injection or no combustion on cylinder Engine running None Continuous

The Knock diagnostic and the IMV control diagnostic are disabled.The maximum torque is reduced and Cruise Control is disabled.

No No Yes Yes

FIE: Injector P0266F_M_FCI_INJ_BAL_LOW_1 (On D27DT/DTP)F_M_FCI_INJ_BAL_LOW_3 (On D20DT)

Cylinder balancing fault (inj# 2) = insufficient fuel injection

No injection or no combustion on cylinder Engine running None Continuous


No No Yes Yes



No No Yes Yes



No No Yes Yes

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Visible (KW)*



FIE: Injector P0269F_M_FCI_INJ_BAL_LOW_4 (On D27DT/DTP)F_M_FCI_INJ_BAL_LOW_1 (On D20DT)

Cylinder balancing fault (inj# 3) = insufficient fuel injection



No No Yes Yes

ECU Power relay P0685 F_M_DROPOUT_CU_RELAY Main relay unexpected low stateUnexpected interruption of the ECU's Power Supply delivered through the Main Power Relay.

The following situation must be reached: No reprogramming cycle started on current driving cycle. No Watchdog trip fault detected.

None

executed once after Power-ON. Only the "SOFT" fault is triggered.

Potential risk of engine stall.The fault can not be memorized into the ECU memory.Only F_M_Dropout_cu_relay_fault_soft is set to TRUE until the ECU is properly powered OFF (shutdown correctly done).

No No Yes Yes

Airmeter system P1103 F_M_AMF_PLAU AMF plausibility error: Airflow below the minimum specIn known conditions: AMF feedback flow < -25% of standard flow

Several conditions must be met together to carry out the diagnostic: Coolant temp > 55C 10C < Intel air temp < 40C 1.4 bar < Boost pressure < 2.3 bar 1300 rpm < Constant engine speed < 4000 rpm Indicated Torque < 400 Nm Battery Voltage > 14V EGR close and Throttle fully open


3 Times / Driving Cycle

The air flow will be estimated with the boost pressure and the engine speed.The engine power will be limited with the AMF estimation (due to the smoke limit).The EGR, Throttle and Cruise Control will be disabled

Yes: After 3 DC


Airmeter system P1102 F_M_AMF_PLAU AMF plausibility error: Airflow above the maximum specIn known conditions: AMF feedback flow > +25% of standard flow

Several conditions must be met together to carry out the diagnostic: Coolant temp > 55C 10C < Intel air temp < 40C 1.4 bar < Boost pressure < 2.3 bar 1300 rpm < Constant engine speed < 4000 rpm Indicated Torque < 400 Nm Battery Voltage > 14V EGR close and Throttle fully open


3 Times / Driving Cycle

The air flow will be estimated with the boost pressure and the engine speed.The engine power will be limited with the AMF estimation (due to the smoke limit).The EGR, Throttle and Cruise Control will be disabled

Yes: After 3 DC


Atmospheric pressure sensor

P1101 F_M_ATMOSP Barometric pressure not available Any Atmospheric pressure faultThe DTC is not stored in the ECU None None ContinuousThe atmospheric pressure is estimated via the boost pressure sensor. No No No Yes

Brake pedal switch P0571 F_M_BRAKE_SWITCH Brake signal fault Brake pedal switch is not detected None None Continuous The cruise control is disabled No No Yes Yes

Brake pedal switch P1572 F_M_BRAKE_SWITCH_SUP Brake signal fault: Brake light signal error

Brake lamp switch or wiring issue None None Continuous The cruise control is disabled No No Yes Yes

Brake pedal switch P1571 F_M_BRAKE_SWITCH_SUP Brake signal fault: Brake pedal signal error Brake pedal switch or wiring issue None None Continuous The cruise control is disabled No No Yes Yes

Coolant sensor P1115 F_M_COOLANT_PLAUCoolant sensor fault plausibility: Inconsistent signal compared to engine heat release.

The coolant temperature increase from the start < 5C

All the following conditions must be reached: Coolant temperature during the start < 60C Engine running time > 5 min No coolant sensor fault Running engine at high load and speed (over 250 Nm and 2000 rpm) during more that 50 sec.

None Continuous

Default Coolant temperature:115 CReduced torque mode is applied.AC, heater and glow plug control are stoppedThe additional FAN's are activatedInjector MDP learning is disabled.

No No Yes Yes

Coolant sensor P1116 F_M_COOLANT_TEMP Global Coolant Sensor fault: Not stored in the ECU memory Any other coolant faults None None Continuous


No No No Yes

Accelerator pedal position sensor P1122 F_M_PEDAL_LIMPH

Pedal sensor fault (triggers limp home mode)

Pedal stuck fault raised.Or Pedal track 1 and Pedal track 2 faults are both set to true.

NonePedal track 1 & 2: P0120, P0122, P0123, P0220, P0222, P0223

Continuous

Limp home activated while the 2 pedal tracks are faultyThe pedal signal above 5% is also needed to clear the fault


Accelerator pedal position sensor P1123 F_M_PEDAL_REDUC

Pedal sensor fault (triggers reduced torque mode)

Fault on pedal track 1 or track 2 or pedal correlation fault None

Pedal track 1: P0120, P0122, P0123Pedal track 2: P0220, P0222, P0223Pedal correl: P1120, P1121

ContinuousThe maximum torque is reduced for safety reasonsCruise control is deactivated.


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Visible (KW)*



Accelerator pedal position sensor P1124 F_M_PEDAL_STUCK

Pedal sensor fault (electrical, pedal stuck)

Inconsistency between Brake pedal switch and accelerator pedal position.

Speed > 25 km/hPedal position > 25%Constant pedal position.Brake switch activated.

Limp Home mode activated:P1122

Continuous

The limp home mode is activated until the fault is removed and after a detection of an important step on the pedal signal (typically step from 0% to 100%).Cruise Control is deactivated.


Vehicle speed signal P1500 F_M_VEH_SPEED Vehicle speed fault (global)Check the validity of the vehicle speed signal: Vehicle speed from the CAN (from ABS system) Vehicle speed signal from sensor

Correct Variant coding: Vehicle Speed signal from the CAN or from the VSS sensor None Continuous Cruise control is deactivated. No No Yes Yes

Airmeter system P0102 F_M_AMF_SENSOR AMF electrical sensor fault: raw signal period too low

Raw acquisition period signal too low: frequency > 20000 Hz None


Continuous

The air flow will be estimated based on boost pressure and engine speed.The engine power will be limited by the AMF estimation (due to the smoke limit).The EGR and the Throttle will be fully disabled.The Cruise Control will be deactivated.

Yes: After 3 DC


Airmeter system P0103 F_M_AMF_SENSOR AMF electrical sensor fault: raw signal period too high

Raw acquisition period signal too high: frequency < 1330 Hz None


Continuous


Yes: After 3 DC


Airmeter system P0100 F_M_AMF_SENSOR AMF electrical sensor fault: supply voltage fault Supply voltage fault of Airmeter None


Continuous


Yes: After 3 DC



P1107 F_M_ATMOSP_SENSORBarometric sensor fault (out of range, use recovery strategy with MAP sensor)

Raw atmospheric pressure < 0.5 bar None

Boost error fault plausibility P1109VGT System: P1235, P1234, P1236

Continuous The atmospheric pressure is estimated with the boost pressure sensor. No No Yes Yes



Raw atmospheric pressure > 1.1 bar None





Supply voltage failure of atmospheric pressure sensor None



Boost Pressure Sensor P1109 F_M_BOOST_PRES_PLAUManifold pressure sensor plausibility fault: inconsistency with atmospheric pressure

Absolute gap between Boost pressure and Atmospheric pressure > 0.2 bar

Condition 1: Engine stop orCondition 2: On idle Engine speed < 1200 rpm Ind. torque < 100 Nm Intake Throttle open No Atmospheric pressure fault

VGT Boost Error: P1234,P1235, P1236Atmospheric pressure fault: P1105, P1107, P1108

Under key-on (condition 1) During idle (condition 2)

The maximum torque is reduced for engine protection.The Boost pressure is based on estimation and the close loop control is disabled.The EGR and Throttle are disabled.

Yes: After 3 DC


Coolant sensor P0118 F_M_COOLANT_SENSOR Electrical Failure of Coolant Sensor: Short to Vbatt Measured values < -40 c None None Continuous


No No Yes Yes

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Visible (KW)*



Coolant sensor P0117 F_M_COOLANT_SENSOR Electrical Failure of Coolant Sensor: Open circuit Measured values > 140 c None None Continuous


No No Yes Yes

Coolant sensor P0115 F_M_COOLANT_SENSOR Electrical Failure of Coolant Sensor: Supply voltage fault External supply voltage problem None None Continuous


No No Yes Yes

EGR System P0407 F_M_EGR_FDB_POS EGR position sensor feedback error: Raw EGR feedback too lowEGR position feedback too low: Voltage < 0.24V None

EGR air error: P0400, P0401EGR position control: P0405, P0406

Continuous EGR and Throttle system disabled. No No Yes Yes

EGR System P0408 F_M_EGR_FDB_POS EGR position sensor feedback error: Raw EGR feedback too highEGR position feedback too high: Voltage > 4.64V None



EGR System P0409 F_M_EGR_FDB_POS EGR position sensor error: supply voltage fault

Supply voltage failure of EGR position sensor: Vext2aux fault None



Fuel Temperature Sensor P0183 F_M_FUEL_TEMP

Fuel Temp sensor fault: signal too low due to electrical short circuit

Raw fuel temp signal < -38.8C (>1000 cnts) None


Continuous

Default Fuel temperature = 95 C (with torque reduction)Disable the diagnostic on the IMV control current trim.

No No Yes Yes


Fuel Temp sensor fault: signal too high due to electrical open circuit

Raw fuel temp signal > 179C (< 8 cnts) None


Continuous


No No Yes Yes


Fuel Temp sensor fault: supply voltage failure of Fuel sensor

Electrical fault from the supply voltage of the sensor None


Continuous


No No Yes Yes

Air Temperature sensor

P0113 F_M_INLET_AIR_TEMPInlet Air Temp sensor fault (electrical): Signal voltage too high, that means too low temperature

Raw Air temperature < -40C None

AMF sensor fault (as the temp is provided by the AMF): P0100, P0102, P0103

Continuous Default value, Inlet_Air_Temp.= 50CHeater is deactivated No No Yes Yes


P0112 F_M_INLET_AIR_TEMPInlet Air Temp sensor fault (electrical): Signal voltage too low, that means too high temperature

Raw Air temperature > 120C None

AMF sensor fault (as the temp is provided by the AMF): P0100, P0102, P0103



P0110 F_M_INLET_AIR_TEMP Inlet Air Temp sensor fault (electrical): Supply voltage failure External supply voltage problem NoneAMF sensor fault (as the temp is provided by the AMF): P0100, P0102, P0103


Accelerator pedal position sensor P1120 F_M_PEDAL_CORREL

Pedal sensor fault (correlation between tracks 1 and 2)

track delta too high: Delta between track1 and track2 >= 15 % No pedal track 1 or 2 faults

Pedal reduce torque:P1123On domestic calibration, Limp Home mode activated:P1122

Continuous

The maximum torque is reduced for safety reasons (Limp home mode for domestic applications) and the cruise control is disabled

Yes:At the 1st DC


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Visible (KW)*



Accelerator pedal position sensor P1121 F_M_PEDAL_CORREL

Pedal sensor fault (correlation between tracks 1 and 2)

track delta too high: Delta between track2 and track1 >= 15 % No pedal track 1 or 2 faults

Pedal reduce torque:P1123On domestic calibration, Limp Home mode activated:P1122

Continuous


Yes:At the 1st DC


Accelerator pedal position sensor P0122 F_M_PEDAL_TRACK1

Pedal sensor fault (electrical, track 1): signal too low resistance too low (signal < 15 Act) None

Pedal reduce torque:P1123 Continuous


Yes:At the 1st DC



Pedal sensor fault (electrical, track 1): signal too high

resistance too high (signal > 973 Act) None



Yes:At the 1st DC



Pedal sensor fault (electrical, track 1): external voltage fault Vext1 fault (should be = 5.0V) None

Pedal reduce torque:P1123Vext1 fault:P0641, P0642, P0643

Continuous


Yes:At the 1st DC



Pedal sensor fault (electrical, track 2): signal too low resistance too low (signal < 15 Act) None



Yes:At the 1st DC



Pedal sensor fault (electrical, track 2): signal too high

resistance too high (signal > 973 Act) None



Yes:At the 1st DC



Pedal sensor fault (electrical, track 2): external voltage fault Vext2 fault (should be = 5.0V) None

Pedal reduce torque:P1123Vext2 fault:P0651, P0652, P0653

Continuous


Yes:At the 1st DC


Rail Pressure sensor P0192 F_M_RAIL_PRES Rail Pressure Sensor fault: signal too low Raw Rail pressure signal 1912 bar None None Continuous

The Knock, IMV current and the RPC diagnostics are all disabled.The MDP learning is also disabledThe EGR, throttle and cruise control are disabled.Pilot injection is disabled.Cylinder Balancing is disabled.The maximum torque is reduced and limp home is activated.The IMV is fully opened (the rail pressure reach its maximum) and injection is very noisy.

Yes:At the 1st DC


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Visible (KW)*



Rail Pressure sensor P0190 F_M_RAIL_PRES Rail Pressure Sensor fault: external voltage fault Vext1 fault (should be = 5.0V) None

Vext1 fault:P0641, P0642, P0643 Continuous


Yes:At the 1st DC


Rail Pressure sensor P0191 F_M_RAIL_PRES Rail Pressure Sensor fault : Drop of pressure

Pressure variation too big due to a leak (250 bars/cycle) as a leak or broken pipe

Engine running None Continuous


Yes:At the 1st DC


Rail Pressure sensor P1192 F_M_RAILP_CAL Rail Pressure Sensor signal too low

Rail pressure detected below a threshold depending of fuel temperature at key on (example: 20 deg C = 45 bars)

Engine stopped before cranking None At key on


Yes:At the 1st DC


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Visible (KW)*



External Reference Voltages P0642 F_M_VEXT1 5V Supply #1 fault

Raw electrical signal: (P_L_Vext1_cnts * 0.005371) < 4.750V

No internal ADC fault.

P0120 (Pedal Track 1)P0190 (Rail Pressure Sensor)P0344 (CAM missing fault)

Continuous

The recovery value of the VEXT1 voltage value is 5V.The Pressure in the Rail reach it's maximum.The engine will not start if the fault is present before cranking.The engine will continue running in degraded mode when the fault happens while the engine is running.The same detection response as for P0120 and P0190 do apply.

see P0120 and P0190

see P0120 and P0190 Yes Yes


Raw electrical signal: (P_L_Vext1_cnts * 0.005371) > 5.352V


P0120 (Pedal Track 1)P0190 (Rail Pressure Sensor)P0344 (CAM missing fault)

Continuous


see P0120 and P0190


External Reference Voltages P0641 F_M_VEXT1 5V Supply #1 fault Internal ADC fault None

P0120 (Pedal Track 1)P0190 (Rail Pressure Sensor)

Continuous


see P0120 and P0190



Raw electrical signal: (P_L_Vext2_cnts * 0.005753) < 4.750V


P0220 (Pedal Track 2)P1564 (Cruise switch)P0105 (Boost Pressure Sensor)

Continuous

The recovery value of the VEXT2 voltage value is 5V.The boost control switches into open loop and the Boost pressure is estimated.The EGR, Throttle and Crusie control are disabled.The same detection response as for P0220 and P0105 do apply.

see P0220 and P0105



Raw electrical signal: (P_L_Vext2_cnts * 0.005753) > 5.352V



Continuous


see P0220 and P0105


External Reference Voltages P0651 F_M_VEXT2 5V Supply #2 fault Internal ADC fault None


Continuous


see P0220 and P0105


External Reference Voltages P0698 F_M_VEXT2AUX 5V Supply fault

Raw electrical signal: (P_L_Vextaux_cnts * 0.00608778) < 4.750V


P0409 (EGR actuator feedback)P213E (Throttle actuator feedback)P0530 (A/C fluid pressure sensor)

Continuous

The recovery value of the VEXT2AUX voltage value is 5V.The EGR, Throttle and A/C are disabled.The same detection response as for P0409, P213E and P0530 do apply.

No No Yes Yes

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Visible (KW)*



External Reference Voltages P0699 F_M_VEXT2AUX 5V Supply fault

Raw electrical signal: (P_L_Vextaux_cnts * 0.00608778) > 5.352V



Continuous


No No Yes Yes

External Reference Voltages P0697 F_M_VEXT2AUX 5V Supply fault Internal ADC fault None


Continuous


No No Yes Yes

APS (Angular Position System) Logic P0344 F_M_APS_CAM_MISSING CAM signal fault (missing event)

Cam signal not seen after 120 pulses of the crankshaft Engine turning

Other APS faultsRail or boost pressure faults

Continuous The engine can not start or restart Immediately Immediately Yes Yes

APS (Angular Position System) Logic P0341 F_M_APS_CAM_SYNC

CAM signal fault (CAM not synchronized with CRANK)

Cam signal not phased properly with the crankshaft signal Engine turning


Continuous The engine can not start or restart Immediately Immediately Yes Yes

APS (Angular Position System) Logic P0335 F_M_APS_CRANKSHAFT Crank Signal Lost

Crankshaft signal not seen after 2 cam shaft rotations Engine turning


Continuous The engine will stall. Immediately Immediately Yes Yes

APS (Angular Position System) Logic P0219 F_M_APS_EARLY

CRANK signal fault (edges too close) Gap between two teeth is too short Engine turning


Continuous Risk to stall the engine Immediately Immediately Yes Yes

APS (Angular Position System) Logic P0336 F_M_APS_GAP_MISSED CRANK signal fault (gap lost) TDC long gap reference not seen. Engine turning



APS (Angular Position System) Logic P0372 F_M_APS_MISSING CRANK signal fault (missing tooth)

Gap between too crankshaft teeth too long Engine turning



APS (Angular Position System) Logic P0337 F_M_APS_STALL

CRANK signal fault (engine speed lost) Synchronization lost

engine speed > 5 RPM (time between 2 crankshaft teeth > 200ms)


Continuous None No No No Yes

Clutch switch P0704 F_M_CLUTCH Clutch switch fault Clutch switch transition not detected between 0 and 70 km/h Only on MT vehicle None Continuous degraded vehicle launch No No Yes Yes

Vehicle speed signal P1503 F_M_VSS_OVERRUN Vehicle speed sensor fault (speed too high)Vehicle speed from VSS sensor > 280 km/h (time between two pulses





Visible (KW)*



ECU Watch-Dog P1600 F_M_WDOG_TRIP ECU Watchdog fault (watchdog trip)

CPU Clock FailureCPU FailureTPU1 and TPU2 Clock FailureOscillator Watchdog FailureTPU1 and TPU2 Failure

Record the fault in NVV to set the fault flag after the reset None Continuous

Shutdown the injector-driver,100ms later, reset the Watchdog andthe Main Micro processor


ECU Watch-Dog P1601 F_M_WDOG_TRIP ECU Watchdog fault (watchdog trip) Noise on Output lines None None Continuous Set the fault and record in NVV Immediately Immediately Yes Yes

ECU Watch-Dog P1602 F_M_WDOG_TRIP ECU Watchdog fault (watchdog trip) TPU1 or TPU2 failureTPU1 or TPU2 clock failureRecord the fault in NVV to set the fault flag after the reset None Continuous

Shutdown the injector-driver,100ms later, reset the Watchdog andthe Main Micro processor


FIE: Injector P1286 F_M_BRC_RES_LEVEL_0 Wiring harness resistance too low (inj.#1)Injector wiring loop resistance < 0.12 Ohm Engine running

P0263, P0266, P0272, P0275, P0269 Continuous

The knock sensor diagnostic, and the IMV control diagnostic are disabled.The MDP learning and the RVD of this injector are inhibited.

No No Yes Yes

FIE: Injector P1287 F_M_BRC_RES_LEVEL_0 Wiring harness resistance too high (inj.#1)Injector wiring loop resistance > 0.49 Ohm Engine running



No No Yes Yes

FIE: Injector P1288F_M_BRC_RES_LEVEL_1 (On D27DT/DTP)F_M_BRC_RES_LEVEL_3 (On D20DT)

Wiring harness resistance too low (inj.#2)

Injector wiring loop resistance < 0.12 Ohm Engine running



No No Yes Yes


Wiring harness resistance too high (inj.#2)

Injector wiring loop resistance > 0.49 Ohm Engine running



No No Yes Yes




No No Yes Yes




No No Yes Yes




No No Yes Yes




No No Yes Yes


Wiring harness resistance too low (inj.#3)

Injector wiring loop resistance < 0.12 Ohm Engine running



No No Yes Yes


Wiring harness resistance too high (inj.#3)

Injector wiring loop resistance > 0.49 Ohm Engine running



No No Yes Yes

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Injector Driver P062D F_M_FCI_DRIVE_0 Injector Bank 1 fault (shorted to GND)IN_Fci_hsd_mon_voltage_0 < 0.805V

No ADC fault (for example Vext faults: P0641, P0651, P0697)No battery voltage faultNo Watchdog fault (F_M_Watchdog_trip, F_M_Watchdog_Inj_unlock)

None

Continuous as Engine running.

Fault occurrence timing: 30ms.

Stop all injections on the bank 1 disabled (BRC, RVD): Inj #1. #3. #5 (On D27DTP)Stop all injections on the bank 1 disabled (BRC, RVD): Inj #1. #4 (On D20DTP)

All the Rail pressure control diagnostic and the MDP learning are disabled.


Injector Driver P162D F_M_FCI_DRIVE_0 Injector Bank 1 fault (shorted to Vbatt) IN_Fci_hsd_mon_voltage_0 > 3V


None



Stop all injections on the bank 1 disabled (BRC, RVD): Inj #1. #3. #5 (On D27DTP)Stop all injections on the bank 1 disabled (BRC, RVD): Inj #1. #4 (On D20DTP)



Injector Driver P062E F_M_FCI_DRIVE_1 Injector Bank 2 fault (shorted to GND)IN_Fci_hsd_mon_voltage_0 < 0.805V


None



Stop all injections on the bank 2 disabled (BRC, RVD): Inj #2. #4 (On D27DT/DTP)Stop all injections on the bank 2 disabled (BRC, RVD): Inj #2. #3 (On D20DT)



Injector Driver P162E F_M_FCI_DRIVE_1 Injector Bank 2 fault (shorted to Vbatt) IN_Fci_hsd_mon_voltage_0 > 3V

No ADC fault (for example Vext faults: P0641, P0651, P0697)No battery voltage faultNo Watchdog fault (F_M_WDog_trip, F_M_WDog_Inj_unlock)

None



Stop all injections on the bank 2 disabled (BRC, RVD): Inj #2. #4 (On D27DT/DTP)Stop all injections on the bank 2 disabled (BRC, RVD): Inj #2. #3 (On D20DT)



FIE: Injector P0201 F_M_FCI_OC_INJ_0 Open Circuit fault (Inj# 1) Open circuit on injector The injector must receive an electrical pulse Inj. Balancing: P0263At key on (with specific pulse for diagnostic) or engine running

Accelerometer diagnostic is disabled.The IM control diagnostic is disabled.The MDP learning strategy is inhibited.

Yes: After 3 DC


FIE: Injector P0202F_M_FCI_OC_INJ_1 (On D27DT/DTP)F_M_FCI_OC_INJ_3 (On D20DT)

Open Circuit fault (Inj# 2) Open circuit on injector The injector must receive an electrical pulse Inj. Balancing: P0266At key on (with specific pulse for diagnostic) or engine running


Yes: After 3 DC




Yes: After 3 DC




Yes: After 3 DC


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FIE: Injector P0203F_M_FCI_OC_INJ_4 (On D27DT/DTP)F_M_FCI_OC_INJ_1 (On D20DT)

Open Circuit fault (Inj# 3) Open circuit on injector The injector must receive an electrical pulse Inj. Balancing: P0269At key on (with specific pulse for diagnostic) or engine running


Yes: After 3 DC


FIE: Injector P1201 F_M_FCI_SC_INJ_0 Short circuit on High/Low side of injector 1No injection or no combustion on cylinder Engine running None Continuous

Problem of combustion stability.The knock sensor diagnostic, and the IMV control diagnostic are disabled.The MDP learning is inhibited.

No No Yes Yes

FIE: Injector P1202F_M_FCI_SC_INJ_1 (On D27DT/DTP)F_M_FCI_SC_INJ_3 (On D20DT)

Short circuit on High/Low side of injector 2



No No Yes Yes



No No Yes Yes



No No Yes Yes

FIE: Injector P1203F_M_FCI_SC_INJ_4 (On D27DT/DTP)F_M_FCI_SC_INJ_1 (On D20DT)

Short circuit on High/Low side of injector 3



No No Yes Yes

ECU TPU P0216 F_M_TPU_INJ_DIAG_0 Injector signal from bank 1 internally lost in ECU

Error on DiagFBX signal Bank 1 confirmed. (signal incorrect or missing)The DiagFBX voltage signal feedback is used to perform the injector diagnostics based on a short-circuit to Ground or a short-circuit to Vbatt or an open circuit on the injector line

This test is done on each individual injection pulse (diag, main, pilot, rvd, post)


None



None No No Yes Yes

ECU TPU P1216 F_M_TPU_INJ_DIAG_1 Injector signal from bank 2 internally lost in ECU

Error on DiagFBX signal Bank 1 confirmed. (signal incorrect or missing)The DiagFBX voltage signal feedback is used to perform the injector diagnostics based on a short-circuit to Ground or a short-circuit to Vbatt or an open circuit on the injector line

This test is done on each individual injection pulse (diag, main, pilot, rvd, post)


None



None No No Yes Yes

Air conditioning compressor clutch P1540 F_M_AIR_COND_DRIVE

Air conditioning compressor clutch: open circuit

Open circuit between ECU and AC clutch Can be detected only when AC clutch is off None Continuous Air conditioning is disabled No No Yes Yes


Air conditioning compressor clutch: short circuit to battery

Short circuit to battery between ECU and AC clutch Can be detected only when AC clutch is activated None Continuous Air conditioning is disabled No No Yes Yes

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Air conditioning compressor clutch: short circuit to ground

Short circuit to ground between ECU and AC clutch Can be detected only when AC clutch is off None Continuous Air conditioning is disabled No No Yes Yes

Diagnostic lamp P0649 F_M_DIAG_LAMP_DRIVE Open circuit on the check engine light noneDiagnostic lamp must be off to detect the open circuit None Continuous None No No Yes Yes

Diagnostic lamp P0650 F_M_DIAG_LAMP_DRIVE Short circuit to battery on the check engine light none

Diagnostic lamp must be activated to detect short circuit to battery None Continuous None No No Yes Yes

Diagnostic lamp P1650 F_M_DIAG_LAMP_DRIVE Short circuit to gnd on the check engine light none

Diagnostic lamp must be off short circuit to ground None Continuous None No No Yes Yes

EGR System P1409 F_M_EGR_VALVE_DRIVE Electrical EGR Valve Actuator failure: Open CircuitElectrical fault detected on EGR Circuit (EGR valve will be closed)

The actuator must not be fully activated to detect the fault (EGR DC < 95%.)

VGT Boost Error: P1234,P1235, P1236AMF faults: P0102, P0103, P1102, P1103, P110A, P110B

Continuous EGR and Throttle system are disabled. No No Yes Yes

EGR System P1406 F_M_EGR_VALVE_DRIVE Electrical EGR Valve Actuator failure: shorted to BATTElectrical fault detected on EGR Circuit (EGR valve will be closed)

The actuator must be activated to detect the fault (for example during idle phase shorter than 50 sec.; EGR DC > 5%)


Continuous EGR and Throttle system are disabled. No No Yes Yes

EGR System P1405 F_M_EGR_VALVE_DRIVE Electrical EGR Valve Actuator failure: shorted to Ground

Electrical fault detected on EGR Circuit (EGR valve will be fully opened)

The actuator must not be fully activated to detect the fault (EGR DC < 95%)


Continuous EGR and Throttle system are disabled. Yes: After 3 DC Yes:

After 3 DC Yes Yes

FAN System P1480 F_M_FAN1_DRIVE Electrical FAN1 drive fault: open circuit

Open circuit between ECU and fan1 relay Can be detected only when FAN1 is off None Continuous Air conditioning is disabled No No Yes Yes

FAN System P1481 F_M_FAN1_DRIVE Electrical FAN1 drive fault: short circuit to battery

Short circuit to battery between ECU and fan1 relay Can be detected only when FAN1 is activated None Continuous Air conditioning is disabled No No Yes Yes

FAN System P1482 F_M_FAN1_DRIVE Electrical FAN1 drive fault: short circuit to ground

Short circuit to ground between ECU and fan1 relay Can be detected only when FAN1 is off None Continuous Air conditioning is disabled No No Yes Yes

FIE: Inlet metering valve (Pump) P0255 F_M_IMV_DRIVE IMV drive fault: Open circuit Open circuit None None Continuous

The diagnostic on the Knock, the RPC and the IMV control are disabled.The RVD and the MDP learning are also disabled.Cruise Ctrl and Cyl Balancing are disabled.Limp home mode is activated and the maximum torque is reduced. The IMV is not electrically supplied and will be full opened. The Maximum pressure will be reached (2000 bars)

Yes:At the 1st DC


FIE: Inlet metering valve (Pump) P0251 F_M_IMV_DRIVE

IMV drive fault: Short circuit to battery short circuit to battery

The actuator must be activated to detect the fault. The best way to activate it is: Engine running or crancking

None Continuous

The diagnostic on the Knock, the RPC and the IMV control are disabled.The RVD and the MDP learning are also disabled.Cruise Ctrl and cylinder balancing are disabled.Limp home mode is activated and the maximum torque is reduced.With battery voltage the IMV will be fully closed the fuel won't be supplied and probably the engine will stall.

Yes:At the 1st DC


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FIE: Inlet metering valve (Pump) P0253 F_M_IMV_DRIVE

IMV drive fault: Short circuit to ground Short circuit to ground None None Continuous

The diagnostic on the Knock, the RPC and the IMV control are disabled.The RVD and the MDP learning are also disabled.Cruise Ctrl and Cylinder balancing are disabled.Limp home mode is activated and the maximum torque is reduced. The IMV is not electrically supplied and will be full opened. The Maximum pressure will be reached (2000 bars)

Yes:At the 1st DC


VGT system P0243 F_M_VGT_VALVE_DRIVE Turbocharger electrical actuator drive fault (signal): Open Circuit

Electrical fault detected on VGT Valve Circuit (VGT will be stuck open).

The actuator must be activated to detect the fault (engine running on idle with ACM_VGT_Duty_cycle < 95%)

VGT Boost Error: P1234,P1235, P1236EGR faults: P0400, P0401.

Continuous

Minimum VGT duty cycle applied, EGR and Throttle will be disabled.Reduction of the performances for engine protectionCruise control is disabled.

Yes:At the 1st DC


VGT system P0246 F_M_VGT_VALVE_DRIVE Turbocharger electrical actuator drive fault (signal): short to BATT

Electrical fault detected on VGT Valve Circuit (VGT will be stuck open).

The actuator must be activated to detect the fault (engine running on idle with ACM_VGT_Duty_cycle > 5%)


Continuous


Yes:At the 1st DC


VGT system P0245 F_M_VGT_VALVE_DRIVE Turbocharger electrical actuator drive fault (signal):short to Ground

Electrical fault detected on VGT Valve Circuit (VGT will be stuck close).

The actuator must be activated to detect the fault (engine stop with ACM_VGT_Duty_cycle < 95%)


Continuous


Yes:At the 1st DC


ECU NVM P1614 F_M_P_L_NVM ECU non volatile memory (zone #1) fault

NVM corruption, Checksum coherency problem. The NVM checkout is done once directly after switching Ignition ON.

NVM Diagnostic is done once after Ignition ON phase.

P0611 (F_M_C2I_DATA)

1 / Driving Cycle (directly after Ignition ON).

Default values are used.EGR and Throttle are deactivated due to the missing of learning values in NVM.All C2I and MDP related strategies are deactivated.CE-Lamp is activated !Limp-Home mode is activated !

Immediately Immediately Yes No



NVM Diagnostic is done once after Ignition ON phase. None


Default values are used.EGR and Throttle are deactivated due to the missing of learning values in NVM.

No No Yes No






No No Yes No






No No Yes No






No No Yes No






No No Yes No






No No Yes No

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NVM Diagnostic is done once after Ignition ON phase.

P0631, F_M_Variant_coding (NVM), P1632, F_M_ATC (immobilizer)


Default values are used.EGR and Throttle are deactivated due to the missing of learning values in NVM.All strategies related to the options defined by Variant Coding are deactivated.Limp-Home mode is activated.Immobilizer will prohibit starting.

Immediately Immediately Yes No

CAN-BUS P0600 F_M_CAN Bus CAN faultBus failure (Mute, Bus OFF), CAN-Bus Controller error flag "MUTE", "BUS OFF" are set.

Ignition switch ONEngine running

P1500 (Vehicle speed fault if not equipped with Vehicle Speed Sensor)

Continuous (Bus OFF)Callback on message transmission of ECU CAN ID 210. (Bus MUTE)

Last valid value or default value are used.Cruise control is disablked is not equipped with vehicle speed sensor.

No No Yes Yes

CAN-BUS P0608 F_M_CAN Bus CAN fault ABS/ESP CAN ID200 is absent

Ignition switch ONEngine runningCorrect Variant Coding: ESP Present and No TOD TOD and No Vehicle Speed Sensor

P1500 (Vehicle speed fault if not equipped with Vehicle Speed Sensor)

Callback on CAN message ID200.

Last valid value or default value are used.Cruise control is disablked is not equipped with vehicle speed sensor.

No No Yes Yes

CAN-BUS P0613 F_M_CAN Bus CAN fault TCU CAN ID218 is absent.

Ignition switch ONEngine runningCorrect Variant Coding: AT Gearbox

None Callback on CAN message ID218.

Last valid value or default value are used. No No Yes Yes

CAN-BUS P0614 F_M_CAN Bus CAN fault TCCU unit absent Ignition switch ONEngine running

P1500 (Vehicle speed if not equipped with Vehicle Speed Sensor and no ESP/ABS module)


Last valid value or default value are used.Cruise control is disabled if not equipped with ABS/ESP or vehicle speed sensor.

No No Yes Yes

CAN-BUS P0644 F_M_CAN Bus CAN fault KOMBI (Cluster) CAN ID408 is absent

Ignition switch ONEngine running None


Last valid value or default value are used. No No Yes Yes

CAN-BUS P0602 F_M_CAN Bus CAN fault

Unit is declared absent on vehicle variant coding list but a corresponding frame is received,ABS/ESP or TCCU CAN ID200 is present

Ignition switch ONEngine runningCorrect Variant Coding: No ESP and No TOD

None Callback on CAN message ID200. None No No Yes Yes

TCU Diagnostics P0700 F_M_CAN_TCU TCU faultTriggered based on the TCU fault status ("Fault detected") received by the ECU over CAN ID218.

Ignition must be switched ON. None Callback on TCU CAN message ID218.

The transmission will run on "default" gear.Cruise control is deactivated.

Yes: After 2 DC


Injector MDP update P1171 F_M_MDP_TRIM_HIGH_INJ_0 Minimum drive pulse drift too high (Inj# 1)

MDP correction too high: > 300 microsec around idle (rail pressure < 250 bar). > 150 microsec during driving (rail pressure > 600 bar).The fault is not cleared at the key on.

Just after the MDP learning: No knock sensor fault Coolant temp between 75 and 100C Fuel temp between 0 and 80C Inlet air temp > 0C Altitude < 2500m Battery voltage between 10V and 16V Vehicle speed at 0 km/h (for idle update) or vehicle speed around 80-100 km/h (for rolling update)

None

In Idle zone: 1 inj update every 2h

In rolling zone: 1 inj update every 30 min.

Disable the RVD, the IMV current diagnostic and the Accelerometer detection.Reduce torque is applied to protect the engine (gear shifting can be impacted).EGR and Throttle are disabled to avoid potential smoke Cruise control is disabled

No No Yes No

Injector MDP update P1172F_M_MDP_TRIM_HIGH_INJ_1 (On D27DT/DTP)F_M_MDP_TRIM_HIGH_INJ_3 (On D20DT)

Minimum drive pulse drift too high (Inj# 2)

MDP learning too high: > 300 microsec around idle (rail pressure < 250 bar). > 150 microsec during driving (rail pressure > 600 bar).The fault is not cleared at the key on.


None




No No Yes No

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None




No No Yes No




None




No No Yes No

Injector MDP update P1173F_M_MDP_TRIM_HIGH_INJ_4 (On D27DT/DTP)F_M_MDP_TRIM_HIGH_INJ_1 (On D20DT)

Minimum drive pulse drift too high (Inj# 3)



None




No No Yes No

Injector MDP update P0171 F_M_MDP_MIN_ABSOLUTE_0 Minimum drive pulse too short (Inj# 1).

MDP calculation (C3I + learning + MDP Generic) < 100 microsec.The fault is not cleared at the key on.


None



Disable the RVD and the diagnostic on the rail pressure control.Reduce torque is applied to protect the engine (gear shifting can be impacted).EGR and Throttle are disabled to avoid potential smoke Cruise control is disabled

No No Yes No

Injector MDP update P0172F_M_MDP_MIN_ABSOLUTE_1 (On D27DT/DTP)F_M_MDP_MIN_ABSOLUTE_3 (On D20DT)

Minimum drive pulse too short (Inj# 2)



None




No No Yes No

Injector MDP update P0174 F_M_MDP_MIN_ABSOLUTE_2 Minimum drive pulse too short (Inj# 4)



None




No No Yes No

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Injector MDP update P0175 F_M_MDP_MIN_ABSOLUTE_3 Minimum drive pulse too short (Inj# 5)



None




No No Yes No

Injector MDP update P0173F_M_MDP_MIN_ABSOLUTE_4 (On D27DT/DTP)F_M_MDP_MIN_ABSOLUTE_1 (On D20DT)

Minimum drive pulse too short (Inj# 3)



None




No No Yes No

Air conditioning fluid pressure sensor P0532 F_M_AC_FLUID_PRES

AC fluid pressure sensor: Pressure too low Raw pressure signal < 0.1V Correct variant coding is needed (AC present) None Continuous Air conditioning is disabled No No Yes Yes


AC fluid pressure sensor: Pressure too high Raw pressure signal > 4.7V Correct variant coding is needed (AC present) None Continuous Air conditioning is disabled No No Yes Yes


AC fluid pressure sensor: external voltage fault

Supply voltage failure: Vext2aux fault Correct variant coding is needed (AC present)

Vest 2 aux fault:P0697, P0698, P0699 Continuous Air conditioning is disabled No No Yes Yes

Rail Pressure Control P1253 F_M_RPC_CTRL_ERROR Rail pressure control error (Rail pressure too high)Rail pressure error (demand-feedback) < -150 bar

All conditions must be met: No risk of "tank out of fuel" RVD and RPC control diagnostic enabled. VLC strategy not active (VLC active in 3000-4000 rpm & 80-100% full load area)

None Continuous

Knock diagnostic is disabled.Reduce torque mode is applied to protect the pump and the engine.MDP learning disable.Cruise control is disabledCylinder balancing is disabled.

Yes: After 3 DC


Rail Pressure Control P1254 F_M_RPC_CTRL_ERROR Rail pressure control error (pressure pressure too low)Rail pressure error (demand-feedback) > 150 bar

All conditions must be met: No risk of "tank out of fuel" RVD and RPC control diagnostic enabled. VLC strategy not active (VLC active in 3000-4000 rpm & 80-100% full load area)

None Continuous

Knock diagnostic is disabled.Reduce torque mode is applied to protect the pump and the engine.MDP learning disable.Cruise control is disabledCylinder balancing is disabled.

Yes: After 3 DC


Cruise Control system P1564 F_M_CRUISE_SWITCH Cruise control switch failure: voltage supply fault

ECU Vext2 fault or ECU ADC converter problem.

Correct Variant Coding: Cruise Control set to TRUE.

Vext2 fault: P0651, P0652, P0653 Continuous

Same as P0651, P0652 AND P0653The Cruise Control is disabled until the fault is present.

No No Yes Yes

Cruise Control system P1566 F_M_CRUISE_SWITCH Cruise control switch failure: Off switch fault

33 cnts (0.16V)





Visible (KW)*



Cruise Control system P1567 F_M_CRUISE_SWITCH Cruise control switch failure: Resume switch fault

411 cnts (2.00V)





Visible (KW)*



Anti Theft Coding P1634 F_M_ATCAnti Theft Control Error, (Transponder failure, A Key is inserted but not yet learned).

Triggered only one time based on an Immobilizer Diagnostic request response data value (Bit-coded) sent out by the Immobilizer directly after first Ignition-ON.

1. Diagnostic request is done once directly after switching Ignition ON None


Immobilizer lamp is flashing with a period of 0.5 sec until next Power-ON phase.Car will not start

No No Yes Yes

Anti Theft Coding P1635 F_M_ATC

Anti Theft Control Error, (Diagnostic request response timeout, Challenge request response Timeout).

Triggered only one time based on an Immobilizer Diagnostic request response timeout or a challenge request response timeout.




No No Yes Yes

Anti Theft Coding P1630 F_M_ATC Anti Theft Control Error, (Wrong Key value).

Triggered only one time based on a wrong Immobilizer Key Value response.




No No Yes Yes

Anti Theft Coding P1631 F_M_ATC Anti Theft Control Error, (The immobilizer is not yet activated)





No No Yes Yes

Anti Theft Coding P1632 F_M_ATC Anti Theft Control Error, (ECU NVM problem).Triggered only one time based on an ECU NVM problem during the immobilizer marriage process.

1. Diagnostic request is done once directly after switching Ignition ON P1622


No immobilizer lamp activation.Car will not start. No No Yes Yes

Anti Theft Coding P1633 F_M_ATC Anti Theft Control Error, (Immobilizer NVM problem).





No No Yes Yes

Anti Theft Coding P0633 F_M_ATC Anti Theft Control Error, (No key is inserted)




Immobilizer lamp is flashing with a period of 2 sec (0.5 Hz) until next Power-ON phase.Car will not start.

No No Yes Yes

Anti Theft Coding P1636 F_M_ATC Anti Theft Control Error, (immobilizer general problem)Triggered only one time based on a generic Immobilizer problem.

1. Diagnostic request is done once direc

SYMC Eu IV DTC Description V1 070307[1]

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Transcript of SYMC Eu IV DTC Description V1 070307[1]