[amidgeha]

Cylinder 3 Injector Circuit High

Code P0268 is triggered when the Engine Control Module (ECM) detects a high voltage in the Fuel Injector 3 Circuit. During normal conditions, the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.

Cause:
Dirty Fuel Injector 3
Faulty Fuel Injector 3
Plugged Fuel Injector 3
Fuel injector 3 harness is open or shorted
Fuel injector 3 circuit poor electrical connection

Symptoms:
Check engine light
Engine Misfire
Engine Run Rough
Low MPG