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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (6.7L Diesel - DTCS - P0008 To P040C - 3500 Cab & Chassis) >> Diagnosis and Testing >> P0254-Injection Pump Fuel Control Circuit High >> Code Description >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(K366) FUEL CONTROL ACTUATOR DRIVER CIRCUIT SHORTED TO VOLTAGE
(K365) FUEL CONTROL ACTUATOR RETURN CIRCUIT SHORTED TO VOLTAGE
(K366) FUEL CONTROL ACTUATOR DRIVER CIRCUIT OPEN/HIGH RESISTANCE
(K365) FUEL CONTROL ACTUATOR RETURN CIRCUIT OPEN/HIGH RESISTANCE
HIGH PRESSURE FUEL PUMP
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE - 6.7L  .