Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2010GRAND CHEROKEE LIMITED, 5.7 T, 4WDREPAIR AND DIAGNOSISTRANSMISSIONTRANSFER CASEFINAL DRIVE CONTROL MODULE (FDCM) - ELECTRICAL DIAGNOSTICS
2010 Jeep Grand Cherokee Limited, 5.7 T, 4WD
Final Drive Control Module (FDCM) - Electrical Diagnostics
2010 Jeep Grand Cherokee Limited, 5.7 T, 4WDSECTION 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
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.