FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Fuel Injectors, Checking






Fuel Injectors, Checking

There are 3 ways to check the injectors.

Check the "injector quantity calibration" and the "injection pressure calibration" adaptation. Refer to => [ Fuel Injector Correction Values, Adapting ] Fuel Injector Correction Values, Adapting.

Check the injector return quantity with the engine running. Refer to => [ Injector Return Quantity with Engine Running, Checking ] Injector Return Quantity With Engine Running, Checking.

Check the injector return quantity with the starting RPM. Refer to => [ Injector Return Quantity with Starting RPM, Checking ] Injector Return Quantity With Starting RPM, Checking.