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, AWDREPAIR AND DIAGNOSISGENERAL INFORMATIONDTC INDEXMODULE, ANTILOCK BRAKE (ABS)
2011 Jeep Grand Cherokee Laredo X, 3.6 G, AWD
Module, Antilock Brake (Abs)
2011 Jeep Grand Cherokee Laredo X, 3.6 G, AWDSECTION Module, Antilock Brake (Abs)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C0020-01 | ABS PUMP MOTOR CONTROL-GENERAL ELECTRICAL FAILURE |
| C0020-16 | ABS PUMP MOTOR CONTROL-CIRCUIT VOLTAGE BELOW THRESHOLD |
| C0020-1C | ABS PUMP MOTOR CONTROL-CIRCUIT VOLTAGE OUT OF RANGE |
| C0021-02 | BRAKE BOOSTER-GENERAL SIGNAL FAILURE |
| C0031-1D | LEFT FRONT WHEEL SPEED SENSOR-CIRCUIT CURRENT OUT OF RANGE |
| C0031-2F | LEFT FRONT WHEEL SPEED SENSOR-SIGNAL ERRATIC |
| C0031-62 | LEFT FRONT WHEEL SPEED SENSOR-SIGNAL COMPARE FAILURE |
| C0034-1D | RIGHT FRONT WHEEL SPEED SENSOR-CIRCUIT CURRENT OUT OF RANGE |
| C0034-2F | RIGHT FRONT WHEEL SPEED SENSOR-SIGNAL ERRATIC |
| C0034-62 | RIGHT FRONT WHEEL SPEED SENSOR-SIGNAL COMPARE FAILURE |
| C0037-1D | LEFT REAR WHEEL SPEED SENSOR-CIRCUIT CURRENT OUT OF RANGE |
| C0037-2F | LEFT REAR WHEEL SPEED SENSOR-SIGNAL ERRATIC |
| C0037-62 | LEFT REAR WHEEL SPEED SENSOR-SIGNAL COMPARE FAILURE |
| C003A-1D | RIGHT REAR WHEEL SPEED SENSOR-CIRCUIT CURRENT OUT OF RANGE |
| C003A-2F | RIGHT REAR WHEEL SPEED SENSOR-SIGNAL ERRATIC |
| C003A-62 | RIGHT REAR WHEEL SPEED SENSOR-SIGNAL COMPARE FAILURE |
| C0040-29 | BRAKE PEDAL SWITCH-SIGNAL INVALID |
| C0040-2A | BRAKE PEDAL SWITCH-STUCK |
| C0044-01 | BRAKE PRESSURE SENSOR 1 - GENERAL ELECTRICAL FAILURE |
| C0044-1F | BRAKE PRESSURE SENSOR 1 - CIRCUIT INTERMITTENT |
| C0044-28 | BRAKE PRESSURE SENSOR 1 - SIGNAL BIAS LEVEL OUT OF RANGE / ZERO ADJUSTMENT FAILURE |
| C0044-62 | BRAKE PRESSURE SENSOR 1 - SIGNAL COMPARE FAILURE |
| C0044-64 | BRAKE PRESSURE SENSOR 1 - SIGNAL PLAUSIBILITY FAILURE |
| C0049-7B | BRAKE FLUID - LOW FLUID LEVEL |
| C0051-22 | STEERING WHEEL POSITION SENSOR - SIGNAL AMPLITUDE > MAXIMUM |
| C0051-28 | STEERING WHEEL POSITION SENSOR - SIGNAL BIAS LEVEL OUT OF RANGE / ZERO |
| C0051-2F | STEERING WHEEL POSITION SENSOR - SIGNAL ERRATIC |
| C0051-49 | STEERING WHEEL POSITION SENSOR - INTERNAL ELECTRONIC FAILURE |
| C0051-62 | STEERING WHEEL POSITION SENSOR - SIGNAL COMPARE FAILURE |
| C006A-28 | MULTI-AXIS ACCELERATION SENSOR - SIGNAL BIAS LEVEL OUT OF RANGE / ZERO ADJUSTMENT FAILURE |
| C006A-2F | MULTI-AXIS ACCELERATION SENSOR - SIGNAL ERRATIC |
| C006A-49 | MULTI-AXIS ACCELERATION SENSOR - INTERNAL ELECTRONIC FAILURE |
| C006A-54 | MULTI-AXIS ACCELERATION SENSOR - MISSING CALIBRATION |
| C006A-62 | MULTI-AXIS ACCELERATION SENSOR - SIGNAL COMPARE FAILURE |
| C006C-9A | STABILITY SYSTEM - COMPONENT OR SYSTEM OPERATING CONDITIONS |
| C0078-86 | TIRE DIAMETER - SIGNAL INVALID |
| C107B-62 | WHEEL SPEED COMPARATIVE PERFORMANCE-SIGNAL COMPARE FAILURE |
| C1082-02 | VACUUM PRESSURE SENSOR - PERFORMANCE OR INCORRECT OPERATION |
| C1082-11 | VACUUM PRESSURE SENSOR - CIRCUIT SHORT TO GROUND |
| C1082-12 | VACUUM PRESSURE SENSOR - CIRCUIT SHORT TO BATTERY |
| C1082-2F | VACUUM PRESSURE SENSOR - SIGNAL ERRATIC |
| C1086-4B | ABS SYSTEM CONTROL TOO LONG-OVER TEMPERATURE |
| C121C-00 | TORQUE REQUEST SIGNAL DENIED |
| C1234-00 | DRIVE TEST: SENSOR CLUSTER INSTALLATION |
| C1235-00 | DRIVE TEST: TEST ACTIVE |
| C1238-00 | DRIVE TEST: UNSUCCESSFUL |
| C1239-00 | EMISSION ROLLS TEST ACTIVE |
| C123B-4B | ESP SYSTEM CONTROL TOO LONG - OVER TEMPERATURE |
| C1246-1C | VACUUM PRESSURE SENSOR SUPPLY - CIRCUIT VOLTAGE |
| C124F-00 | ESP REQUEST DENIED FROM ACC |
| C1252-92 | VACUUM PUMP CONTROL CIRCUIT - PERFORMANCE OR INCORRECT OPERATION |
| C2100-16 | BATTERY VOLTAGE LOW - CIRCUIT VOLTAGE BELOW THRESHOLD |
| C2101-17 | BATTERY VOLTAGE HIGH - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| C2104-13 | ABS/ESC VALVE SUPPLY VOLTAGE - CIRCUIT OPEN |
| C2114-16 | DYNAMICS SENSOR SUPPLY VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD |
| C2114-17 | DYNAMICS SENSOR SUPPLY VOLTAGE - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| C211B-92 | IGNITION RUN/START INPUT CIRCUIT PERFORMANCE - PERFORMANCE OR INCORRECT OPERATION |
| C212A-16 | SYSTEM VOLTAGE LOW - CIRCUIT VOLTAGE BELOW THRESHOLD |
| C212A-17 | SYSTEM VOLTAGE HIGH - CIRCUIT VOLTAGE ABOVE THRESHOLD |
| C2200-41 | ANTI-LOCK BRAKE MODULE INTERNAL - GENERAL CHECKSUM FAILURE |
| C2200-44 | ANTI-LOCK BRAKE MODULE INTERNAL - DATA MEMORY FAILURE |
| C2200-45 | ANTI-LOCK BRAKE MODULE INTERNAL - PROGRAM MEMORY FAILURE |
| C2200-46 | ANTI-LOCK BRAKE MODULE INTERNAL - CALIBRATION / PARAMETER MEMORY FAILURE |
| C2200-47 | ANTI-LOCK BRAKE MODULE INTERNAL - WATCHDOG / SAFETY AuC FAILURE |
| C2200-48 | ANTI-LOCK BRAKE MODULE INTERNAL - SUPERVISION SOFTWARE FAILURE |
| C2200-49 | ANTI-LOCK BRAKE MODULE INTERNAL - INTERNAL ELECTRONIC FAILURE |
| C2202-00 | ORIGINAL VIN MISMATCH / MISSING |
| C2206-00 | VEHICLE CONFIGURATION MISMATCH |
| U0002-88 | CAN C BUS OFF PERFORMANCE-BUS OFF |
| U0100-00 | LOST COMMUNICATION WITH ECM/PCM |
| U0101-00 | LOST COMMUNICATION WITH TCM |
| U0102-00 | LOST COMMUNICATION WITH TRANSFER CASE CONTROL MODULE / AWD |
| U0104-00 | LOST COMMUNICATION WITH CRUISE CONTROL MODULE (ACC) |
| U0125-00 | LOST COMMUNICATION WITH MULTI - AXIS ACCELERATION SENSOR MODULE |
| U0126-00 | LOST COMMUNICATION WITH STEERING ANGLE SENSOR |
| U0132-00 | LOST COMMUNICATION WITH SUSPENSION CONTROL MODULE |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE (TIPM) |
| U0401-00 | IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM |
| U0402-00 | IMPLAUSIBLE DATA RECEIVED FROM TCM |
| U0403-00 | IMPLAUSIBLE DATA RECEIVED FROM T-CASE |
| U0422-00 | IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE |
| U0429-00 | IMPLAUSIBLE DATA RECEIVED FROM SCM |
| U0432-00 | INVALID DATA RECEIVED FROM MULTI - AXIS ACCELERATION SENSOR MODULE |
| U1003-88 | ESP CAN C BUS PERFORMANCE - BUS OFF |
| U140E-00 | IMPLAUSIBLE VEHICLE CONFIGURATION DATA RECEIVED |
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.