Final Drive Control Module (FDCM) - Electrical Diagnostics

DTC	Description
C1400	TRANSFER CASE RANGE SELECT SWITCH PERFORMANCE
C1401	TRANSFER CASE RANGE SELECT SWITCH CIRCUIT LOW
C1402	TRANSFER CASE RANGE SELECT SWITCH CIRCUIT HIGH
C1403	TRANSFER CASE RANGE POSITION SENSOR PERFORMANCE
C1404	TRANSFER CASE RANGE POSITION SENSOR CIRCUIT LOW
C1405	TRANSFER CASE RANGE POSITION SENSOR CIRCUIT HIGH
C1406	TRANSFER CASE BRAKE PERFORMANCE
C1407	TRANSFER CASE BRAKE CONTROL CIRCUIT LOW
C1408	TRANSFER CASE BRAKE CONTROL CIRCUIT HIGH
C140A	TRANSFER CASE MOTOR PERFORMANCE
C140D	TRANSFER CASE MOTOR CONTROL CIRCUIT OPEN
C140E	TRANSFER CASE MOTOR BLOCKED
C140F	TRANSFER CASE RANGE POSITION SENSOR ERRATIC PERFORMANCE
C1413	4 HI/LO SELECT SWITCH CIRCUIT STUCK
C1414	NEUTRAL SELECT SWITCH CIRCUIT STUCK
C1415	TRANSFER CASE MOTOR CURRENT PERFORMANCE
C1417	FRONT DIFFERENTIAL CONTROL CIRCUIT LOW
C1418	FRONT DIFFERENTIAL CONTROL CIRCUIT HIGH
C141A	FRONT DIFFERENTIAL CONTROL CIRCUIT CURRENT PERFORMANCE
C141B	FRONT DIFFERENTIAL CLUTCH PERFORMANCE
C141D	REAR DIFFERENTIAL CONTROL CIRCUIT LOW
C141E	REAR DIFFERENTIAL CONTROL CIRCUIT HIGH
C1420	REAR DIFFERENTIAL CONTROL CIRCUIT CURRENT PERFORMANCE
C1421	REAR DIFFERENTIAL CLUTCH PERFORMANCE
C1438	TRANSFER CASE DIFFERENTIAL CLUTCH WORN
C1444	TRANSFER CASE MOTOR OVERUSE
C2100	BATTERY VOLTAGE LOW
C2101	BATTERY VOLTAGE HIGH
C2109	DRIVETRAIN SUPPLY VOLTAGE CIRCUIT LOW
C2111	DRIVETRAIN SENSOR SUPPLY CIRCUIT LOW
C2112	DRIVETRAIN SENSOR SUPPLY CIRCUIT HIGH
C2113	DRIVETRAIN SENSOR SUPPLY VOLTAGE CIRCUIT OPEN
C2201	INTERNAL CONTROLLER
C2206	CONFIGURATION ERROR
C230A	NEUTRAL INDICATOR CONTROL CIRCUIT LOW
C230B	NEUTRAL INDICATOR CONTROL CIRCUIT HIGH
U0401	IMPLAUSIBLE DATA RECEIVED FROM ECM (FDCM)
U0402	IMPLAUSIBLE DATA RECEIVED FROM TCM
U0415	IMPLAUSIBLE DATA RECEIVED FROM ABS
U0429	IMPLAUSIBLE DATA RECEIVED FROM SCM
U0431	IMPLAUSIBLE DATA RECEIVED FROM FCM