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 MANUALSJEEP2024GRAND CHEROKEE L LIMITED, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTACCESSORIES CONTROL SYSTEMS(AMBIENT LIGHT MODULE (ALM) - ELECTRICAL DIAGNOSTICS)
2024 Jeep Grand Cherokee L Limited, RWD
(Ambient Light Module (ALM) - Electrical Diagnostics)
2024 Jeep Grand Cherokee L Limited, RWDSECTION (Ambient Light Module (ALM) - Electrical Diagnostics)
- Diagnostic Code Index
- DTC Troubleshooting
- 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-
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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.