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 MANUALSJEEP2023GRAND CHEROKEE TRAILHAWK 4XEREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDTC INDEX (1 OF 3)MODULE, AMBIENT LIGHT (ALM)
2023 Jeep Grand Cherokee Trailhawk 4xe
Module, Ambient Light (ALM)
2023 Jeep Grand Cherokee Trailhawk 4xeSECTION Module, Ambient Light (ALM)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B210A-00 | SYSTEM VOLTAGE LOW |
| B210B-00 | SYSTEM VOLTAGE HIGH |
| B210D-00 | BATTERY VOLTAGE LOW |
| B210E-00 | BATTERY VOLTAGE HIGH |
| B222D-00 | ECU UNABLE TO CONFIGURE/CONFIGURATION NOT LEARNED |
| B22A9-00 | ECU INTERNAL PERFORMANCE |
| B2811-02 | AMBIENT CABIN LIGHT UNIT - GENERAL SIGNAL FAILURE |
| B2811-96 | AMBIENT CABIN LIGHT UNIT COMPONENT INTERNAL FAILURE |
| P1C8D-00 | POWER SUPPLY 1 CIRCUIT/OPEN |
| P1D5E-19 | POWER SUPPLY 1 CIRCUIT FAULT - OVERCURRENT |
| U0010-00 | CAN INTERIOR BUS |
| U0011-00 | CAN INTERIOR BUS OFF PERFORMANCE |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0184-00 | LOST COMMUNICATION WITH RADIO |
| U0422-00 | IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE |
| U0485-00 | IMPLAUSIBLE DATA RECEIVED FROM RADIO |
| U1008-00 | LIN 1 BUS- |
| U1009-00 | LIN 2 BUS- |
| U1045-00 | LIN 3 BUS- |
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.