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Cylinder 12 Injector Circuit Range/Performance

During normal conditions, the Engine Control Module (ECM) turns the Fuel Injectors ON and OFF in the Fuel Injection System. The ECM sets the OBDII code when it has detected that the Fuel Injector is not working as designed.

Dirty Fuel Injector 12
Faulty Fuel Injector 12
Plugged Fuel Injector 12
Fuel injector 12 harness is open or shorted
Fuel injector 12 circuit poor electrical connection
Faulty Engine Control Module (ECM)

Check engine light
Poor Engine Performance

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