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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 416 (5.7L CNG - DTCS P000B To P0203 - 2500 Hd) >> Diagnosis And Testing >> P0201-Fuel Injector 1 Circuit/Open >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 RAM 2500 HD and 2012 RAM Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
FUEL INJECTOR 1 CONNECTOR OR WIRING
FUEL INJECTOR 1 SUPPLY CIRCUIT OPEN/HIGH RESISTANCE
FUEL INJECTOR 1 CONTROL CIRCUIT SHORTED TO VOLTAGE
FUEL INJECTOR 1 CONTROL CIRCUIT SHORTED TO GROUND
FUEL INJECTOR 1 CONTROL CIRCUIT OPEN/HIGH RESISTANCE
FUEL INJECTOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .