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Home >> Chrysler >> 2009 >> 300 C, RWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0579 To P0643 >> P0622-Generator Field Control Circuit/Open >> Possible Causes
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Possible Causes

Possible Causes 
(K20) GEN FIELD CONTROL CIRCUIT SHORTED TO VOLTAGE
(K20) GEN FIELD CONTROL CIRCUIT SHORTED TO GROUND
(K20) GEN FIELD CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
(A804) GEN SENSE CIRCUIT OPEN OR HIGH RESISTANCE
GENERATOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .