Final Drive Control Module (FDCM) - Electrical Diagnostics
- Diagnostic Code Index
- DTC Troubleshooting
- DTC C1400: Transfer Case Range Select Switch Performance
- DTC C1401: Transfer Case Range Select Switch Circuit Low
- DTC C1402: Transfer Case Range Select Switch Circuit High
- DTC C1403: Transfer Case Range Position Sensor Performance
- DTC C1404: Transfer Case Range Position Sensor Circuit Low
- DTC C1405: Transfer Case Range Position Sensor Circuit High
- DTC C1406: Transfer Case Brake Performance
- DTC C1407: Transfer Case Brake Control Circuit Low
- DTC C1408: Transfer Case Brake Control Circuit High
- DTC C140A: Transfer Case Motor Performance
- DTC C140D: Transfer Case Motor Control Circuit Open
- DTC C140E: Transfer Case Motor Blocked
- DTC C140F: Transfer Case Range Position Sensor Erratic Performance
- DTC C1413: 4HI/Lo Select Switch Circuit Stuck
- DTC C1414: Neutral Select Switch Circuit Stuck
- DTC C1415: Transfer Case Motor Current Performance
- DTC C1417: Front Differential Control Circuit Low
- DTC C1418: Front Differential Control Circuit High
- DTC C141A: Front Differential Control Circuit Current Performance
- DTC C141B: Front Differential Clutch Performance
- DTC C141D: Rear Differential Control Circuit Low
- DTC C141E: Rear Differential Control Circuit High
- DTC C1420: Rear Differential Control Circuit Current Performance
- DTC C1421: Rear Differential Clutch Performance
- DTC C1438: Transfer Case Differential Clutch Worn
- DTC C1444: Transfer Case Motor Overuse
- DTC C2100: Battery Voltage Low
- DTC C2101: Battery Voltage High
- DTC C2109: Drivetrain Supply Voltage Circuit Low
- DTC C2111: Drivetrain Sensor Supply Circuit Low
- DTC C2112: Drivetrain Sensor Supply Circuit High
- DTC C2113: Drivetrain Sensor Supply Voltage Circuit Open
- DTC C2201: Internal Controller
- DTC C2206: Configuration Error
- DTC C230A: Neutral Indicator Control Circuit Low
- DTC C230B: Neutral Indicator Control Circuit High
- DTC U0401: Implausible Data Received From ECM (FDCM)
- DTC U0402: Implausible Data Received From TCM
- DTC U0415: Implausible Data Received From Abs
- DTC U0429: Implausible Data Received From SCM
- DTC U0431: Implausible Data Received From FCM
- Standard Procedure