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 MANUALSJEEP2009LIBERTY SPORT, 4WD, PART TIMEREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXWIRELESS CONTROL MODULE (WCM) - ELECTRICAL DIAGNOSTICS
2009 Jeep Liberty Sport, 4WD, Part Time
Wireless Control Module (WCM) - Electrical Diagnostics
2009 Jeep Liberty Sport, 4WD, Part TimeSECTION Wireless Control Module (WCM) - Electrical Diagnostics
| DTC | Description |
|---|---|
| B1A08 | RKE FOB 1 PERFORMANCE |
| B1A09 | RKE FOB 2 PERFORMANCE |
| B1A0A | RKE FOB 3 PERFORMANCE |
| B1A0B | RKE FOB 4 PERFORMANCE |
| B1A0C | RKE FOB 5 PERFORMANCE |
| B1A0D | RKE FOB 6 PERFORMANCE |
| B1A0E | RKE FOB 7 PERFORMANCE |
| B1A0F | RKE FOB 8 PERFORMANCE |
| B1A10 | RKE FOB 1 BATTERY LOW |
| B1A11 | RKE FOB 2 BATTERY LOW |
| B1A12 | RKE FOB 3 BATTERY LOW |
| B1A13 | RKE FOB 4 BATTERY LOW |
| B1A14 | RKE FOB 5 BATTERY LOW |
| B1A15 | RKE FOB 6 BATTERY LOW |
| B1A16 | RKE FOB 7 BATTERY LOW |
| B1A17 | RKE FOB 8 BATTERY LOW |
| B1A23 | RKE RECEIVER PERFORMANCE |
| B1A24 | KEY NOT PROGRAMMED |
| B1A25 | INVALID KEY |
| B1A26 | MAXIMUM NUMBER OF KEYS PROGRAMMED |
| B1A27 | SKREEM PROGRAMMING PERFORMANCE |
| B1A28 | ECM MISMATCH WITH SKIM |
| B1A29 | SKIM BASESTATION MISMATCH |
| B2101 | IGNITION RUN/START INPUT CIRCUIT LOW |
| B2102 | IGNITION RUN/START INPUT CIRCUIT HIGH |
| B210A | SYSTEM VOLTAGE LOW |
| B210B | SYSTEM VOLTAGE HIGH |
| B210D | BATTERY VOLTAGE LOW |
| B210E | BATTERY VOLTAGE HIGH |
| B2204 | ECU CONFIGURATION MISMATCH |
| B2205 | ORIGINAL VIN MISSING/MISMATCH |
| B2211 | RAIN SENSOR MODULE INITIALIZATION PERFORMANCE |
| B221D | RAIN SENSOR MODULE (RSM) INTERNAL |
| B2224 | SKREEM INTERNAL |
| B2229 | SKREEM INTERNAL - SKIM IMMOBILIZER |
| B2254 | COLUMN LOCK MODULE INTERNAL |
| C0077 | LOW TIRE PRESSURE |
| C1501 | TIRE PRESSURE MONITORING (TPM) SENSOR 1 INTERNAL |
| C1502 | TIRE PRESSURE SENSOR 2 INTERNAL |
| C1503 | TIRE PRESSURE SENSOR 3 INTERNAL |
| C1504 | TIRE PRESSURE SENSOR 4 INTERNAL |
| C1506 | LEFT FRONT TIRE PRESSURE TRIGGER MODULE PERFORMANCE |
| C1507 | RIGHT FRONT TIRE PRESSURE TRIGGER MODULE PERFORMANCE |
| C1508 | LEFT REAR TIRE PRESSURE TRIGGER MODULE PERFORMANCE |
| C150A | LEFT FRONT TIRE PRESSURE TRIGGER MODULE VOLTAGE HIGH |
| C150B | RIGHT FRONT TIRE PRESSURE TRIGGER MODULE VOLTAGE HIGH |
| C150C | LEFT REAR TIRE PRESSURE TRIGGER MODULE VOLTAGE HIGH |
| C151D | TIRE PRESSURE MONITORING (TPM) SENSOR LOCATION UNDETERMINED |
| U0100 | LOST COMMUNICATION WITH ECM/PCM |
| U0141 | LOST COMMUNICATION WITH FRONT CONTROL MODULE |
| U0159 | LOST COMMUNICATION WITH PARK ASSIST MODULE |
| U0164 | LOST COMMUNICATION WITH A/C HEATER CONTROL MODULE (HVAC) |
| U0231 | LOST COMMUNICATION WITH RAIN SENSING MODULE |
| U0236 | NO RESPONSE COLUMN-LOCK MODULE |
| U1114 | LOST COMMUNICATION WITH LEFT FRONT TIRE PRESSURE TRIGGER MODULE |
| U1115 | LOST COMMUNICATION WITH RIGHT FRONT TIRE PRESSURE TRIGGER MODULE |
| U1116 | LOST COMMUNICATION WITH LEFT REAR TIRE PRESSURE TRIGGER MODULE |
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.