Fuel System Diagnosis

Always start with the A Diagnostic System Check.

The Diagnostic System Check table will identify other tables for specific checks, such as:

^ Fuel System Pressure Test
^ Fuel Injector Balance Test
^ Fuel Inj Coil Test - ECT Between 10-35 Degrees C
^ Fuel Inj Coil Test - ECT Outside 10-35 Degrees C
^ Idle Speed Control Check

Diagnostic Aids

If there is no fuel pressure check all component and circuit grounds.