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Home >> Dodge and Ram >> 2021 >> 2500 HD Power Wagon >> Repair and Diagnosis >> Quick Lookups >> DTC Index - 2500HD >> Module, Final Drive Control (FDCM)
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Module, Final Drive Control (FDCM)

DIAGNOSTIC CODE INDEX

DTC Description
C1417 C1417 - FRONT DIFFERENTIAL CONTROL CIRCUIT LOW
C1418 C1418 - FRONT DIFFERENTIAL CONTROL CIRCUIT HIGH
C1419 C1419 - FRONT DIFFERENTIAL CONTROL CIRCUIT OPEN
C141D C141D - REAR DIFFERENTIAL CONTROL CIRCUIT LOW
C141E C141E - REAR DIFFERENTIAL CONTROL CIRCUIT HIGH
C141F C141F - REAR DIFFERENTIAL CONTROL CIRCUIT OPEN
C1446 C1446 - FRONT DIFFERENTIAL RETURN CONTROL CIRCUIT LOW
C1447 C1447 - FRONT DIFFERENTIAL RETURN CONTROL CIRCUIT HIGH
C144A C144A - REAR DIFFERENTIAL RETURN CONTROL CIRCUIT LOW
C144B C144B - REAR DIFFERENTIAL RETURN CONTROL CIRCUIT HIGH
C144E C144E - FRONT DIFFERENTIAL POSITION SENSOR CIRCUIT PERFORMANCE
C144F C144F - FRONT DIFFERENTIAL POSITION SENSOR CIRCUIT LOW
C1450 C1450 - FRONT DIFFERENTIAL POSITION SENSOR CIRCUIT HIGH
C1452 C1452 - REAR DIFFERENTIAL POSITION SENSOR CIRCUIT PERFORMANCE
C1453 C1453 - REAR DIFFERENTIAL POSITION SENSOR CIRCUIT LOW
C1454 C1454 - REAR DIFFERENTIAL POSITION SENSOR CIRCUIT HIGH
C2100 C2100 - BATTERY VOLTAGE LOW
C2101 C2101 - BATTERY VOLTAGE HIGH
C2102 C2102 - SYSTEM VOLTAGE LOW
C2103 C2103 - SYSTEM VOLTAGE HIGH
C2111 C2111 - SENSOR SUPPLY 1 VOLTAGE CIRCUIT LOW
C2112 C2112 - SENSOR SUPPLY 1 VOLTAGE CIRCUIT HIGH
C2207 C2207 - OFF-ROAD ECU INTERNAL
U0100 LOST COMMUNICATION WITH ECM/PCM
U0155 LOST COMMUNICATION WITH CLUSTER/CCN
U0401 IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM
U0431 U0431 - IMPLAUSIBLE DATA RECEIVED FROM FCM