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 MANUALSJEEP2011GRAND CHEROKEE LAREDO X, 3.6 G, RWDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXMODULE, ADAPTIVE CRUISE CONTROL (ACC)
2011 Jeep Grand Cherokee Laredo X, 3.6 G, RWD
Module, Adaptive Cruise Control (Acc)
2011 Jeep Grand Cherokee Laredo X, 3.6 G, RWDSECTION Module, Adaptive Cruise Control (Acc)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B222F-00 | FLASH WRITE PERFORMANCE |
| C124B-00 | XBW RULE VIOLATION 01 |
| C124C-00 | ACC DISABLED DUE TO ESP |
| C125E-00 | ACC SENSOR ADJUSTMENT REQUIRED |
| C1266-00 | ACC SENSOR BLINDED |
| C1267-92 | ACC VEHICLE REACTION - PERFORMANCE OR INCORRECT OPERATION |
| C1268-00 | XBW RULE VIOLATION 02 |
| C1269-00 | XBW RULE VIOLATION 03 |
| C126A-00 | XBW RULE VIOLATION 04 |
| C126B-00 | XBW RULE VIOLATION 05 |
| C126C-00 | XBW RULE VIOLATION 06 |
| C126D-00 | XBW RULE VIOLATION 07 |
| C126E-00 | XBW RULE VIOLATION 08 |
| C126F-00 | XBW RULE VIOLATION 09 |
| C1270-00 | XBW RULE VIOLATION 10 |
| C1217-00 | XBW RULE VIOLATION 11 |
| C1277-00 | ACC DISABLE DUE TO TCM |
| 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 |
| C2206-00 | VEHICLE CONFIGURATION MISMATCH |
| C2210-00 | ECU OVERTEMPERATURE |
| C2212-00 | ECU IN - PLANT MODE ACTIVE |
| C2215-00 | CRUISE CONTROL MODULE PERFORMANCE |
| C2315-00 | ACC DISABLE DUE TO PCM FAULT |
| P0585 | 00 SPEED CONTROL SWITCH 1/2 CORRELATION |
| P1593-2A | SPEED CONTROL SWITCH 1/2 STUCK |
| P1666-00 | CRUISE CONTROL MODULE INTERNAL |
| U0002-00 | CAN C BUS OFF PERFORMANCE |
| U0100-00 | LOST COMMUNICATION WITH PCM |
| U0101-00 | LOST COMMUNICATION WITH TCM |
| U0114-00 | LOST COMMUNICATION WITH FINAL DRIVE CONTROL MODULE (FDCM) (DTCM) |
| U0121-00 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE MODULE |
| U0146-00 | LOST COMMUNICATION WITH CENTRAL GATEWAY |
| U0401-00 | IMPLAUSIBLE DATA RECEIVED FROM PCM |
| U0402-00 | IMPLAUSIBLE DATA RECEIVED FROM TCM |
| U0414-00 | IMPLAUSIBLE DATA RECEIVED FROM FDCM (DTCM) |
| U0415-00 | IMPLAUSIBLE DATA RECEIVED FROM ABS |
| U0429-00 | IMPLAUSIBLE DATA RECEIVED FROM SCM |
| U0447-00 | IMPLAUSIBLE DATA RECEIVED FROM CENTRAL GATEWAY |
| U110A-00 | LOSS OF COMMUNICATIONS WITH SCM - CAN-C |
| U1600-00 | ECU APPLICATION SOFTWARE MISMATCH |
RENDER: 1.0x
NO RELATED
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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.