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 MANUALSJEEP2011WRANGLER RUBICON, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 137 ((DRIVETRAIN CONTROL MODULE (DTCM) - ELECTRICAL DIAGNOSTICS))DIAGNOSTIC CODE INDEX
2011 Jeep Wrangler Rubicon, Standard
Diagnostic Code Index
2011 Jeep Wrangler Rubicon, StandardSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2011 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C1078 | TIRE REVOLUTIONS RANGE PERFORMANCE |
| C1456 | AWD CLUTCH POWER CONTROL CIRCUIT LOW |
| C145D | AWD CLUTCH POWER/RETURN CONTROL CIRCUIT OPEN |
| C145F | AWD SYSTEM TEMPORARILY DISABLED - OVERTEMPERATURE |
| C2100 | BATTERY VOLTAGE LOW |
| C2101 | BATTERY VOLTAGE HIGH |
| C211C | IGNITION RUN/START INPUT CIRCUIT LOW |
| C211D | IGNITION RUN/START INPUT CIRCUIT HIGH |
| C2201 | FDCM/DTCM INTERNAL |
| C2206 | VEHICLE CONFIGURATION MISMATCH |
| U0001 | CAN C BUS |
| U0100 | LOST COMMUNICATION WITH THE ECM/PCM |
| U0121 | LOST COMMUNICATION WITH ABS |
| U0126 | LOST COMMUNICATION WITH STEERING ANGLE SENSOR (SCM) |
| U0141 | LOST COMMUNICATION WITH IPM (BCM) |
| U0401 | IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM |
| U1415 | IMPLAUSIBLE/MISSING VEHICLE CONFIGURATION RECEIVED |
| U113C | LOST WHEEL SPEED MESSAGES |
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.