PHS

AUTOMOTIVE

SALS

Tune-up Procedure

PHS

AUTOMOTIVE

SALS

There is no standard tune-up procedure below are listed certain things to check for, all steps may

not be applicable to all cars. Please check the manufactures

specifications.

PHS

AUTOMOTIVE

SALS

• A Tune up is very important to the operation of an engine because it can affect the following.

• 1. Engine power and acceleration

• 2. Fuel Consumption

• 3. Exhaust Pollution

• 4. Smoothness of engine operation

• 5. Ease of starting

• 6. Engine service life

PHS

AUTOMOTIVE

SALS

• Always observe safety precautions such as;• Hook up exhaust hoses or operate engine outside.• Remember that there are moving parts and many

parts of the engine and radiator that get very hot keep hands, tools and clothing away from these.

• Caution, Cooling fans can come on at any time.• Fuel Pressure can be very high please relieve

system pressure.• Block the drive wheels and apply the parking

brake.• Wear eye Protection

PHS

AUTOMOTIVE

SALS

• 1. Check all fluid levels.

• 2. Road test the vehicle if necessary to verify certain problems.

• 3. Inspect hoses and belts, and replace as necessary.

• 4. Check cooling fan operation.

PHS

AUTOMOTIVE

SALS

• 5. Inspect the general condition of vacuum hoses and electrical wires.

• 6. Clean battery terminals and check cable condition.

• 7. Perform battery load test, Check the voltage and perform battery hydrometer test if possible; determine battery condition.

• 8. Check alternator maximum output and normal voltage setting; determine charging system condition.

PHS

AUTOMOTIVE

SALS

• 9. Check starting motor current draw; determine starting motor condition.

• 10. Perform compression test or cylinder power balance test.

• 11. Replace spark plugs.

• 12. Test spark plug wires and replace as required.

PHS

AUTOMOTIVE

SALS

• 13. Test and inspect distributor cap and rotor, and replace as necessary. (distributor type ignition system)

• 14. Test maximum coil voltage; replace coil if necessary.

• 15. Check ignition timing; adjust if necessary.

• 16. Test fuel pump pressure; and replace fuel filter.

PHS

AUTOMOTIVE

SALS

• 17. Check and replace air filter.

• 18. Check heated air inlet system operation.

• 19. Check injector balance. If carburetor, check choke and idle operation.

• 20. Inspect fuel system for leaks.

PHS

AUTOMOTIVE

SALS

• 21. Clean injectors if necessary or add some fuel injector cleaner to the tank.

• 22. Check emissions devices such as PCV, EGR, and canister purge systems for proper operation. (Replace PCV filter or wash in approved solvent if reusable)

• 23. Check engine computer system for fault codes. (Check operation of the O2 Sensor.)

PHS

AUTOMOTIVE

SALS

• 24. Check 4 gas operation make sure it will pass an emission test.

• 25. Road test the vehicle to be sure there are no performance problems.

PHS

AUTOMOTIVE

SALS

The End for this cap and rotor