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 MANUALSJEEP2024WAGONEER L CARBIDE, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESDRIVETRAIN CONTROL MODULE (DTCM) - DTCS C14AD-1C TO U0437-00
2024 Jeep Wagoneer L Carbide, RWD
Drivetrain Control Module (DTCM) - DTCS C14AD-1C To U0437-00
2024 Jeep Wagoneer L Carbide, RWDSECTION Drivetrain Control Module (DTCM) - DTCS C14AD-1C To U0437-00
- DTC Troubleshooting
- C14AD-1C Transfer Case Range Position Sensor Supply-Circuit Voltage Out Of Range
- C2129-16 Battery Voltage - Circuit Voltage Below Threshold
- C2129-17 Battery Voltage - Circuit Voltage Above Threshold
- C212A-84 System Voltage-Signal Below Allowable Range
- C212A-85 System Voltage-Signal Above Allowable Range
- C2201-00 FDCM/DTCM Internal
- C2206-00 Vehicle Configuration Mismatch
- C221C-00 Ecu Flash Required
- U0001-88 Can Line-Bus Off
- U0100-00 Lost Communication With ECM/Pcm
- U0101-00 Lost Communication With TCM
- U0129-87 Lost Communication With Brake System Control Module 1-Missing Message
- U0136-00 Lost Communication With ELSD
- U0140-00 Lost Communication With Body Control Module
- U0401-00 Implausible Data Received From ECM/Pcm
- U0402-00 Invalid Data Received From TCM
- U0418-00 Implausible Data Received From Brake System Control Module 1
- U0422-00 Implausible Data Received From Body Control Module
- U0437-00 Implausible Data Received From ELSD
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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.