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 MANUALSJEEP2024WAGONEER L SERIES II, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMS(INTRUSION TRANSCEIVER MODULE (ITM) - ELECTRICAL DIAGNOSTICS)
2024 Jeep Wagoneer L Series II, RWD
(Intrusion Transceiver Module (ITM) - Electrical Diagnostics)
2024 Jeep Wagoneer L Series II, RWDSECTION (Intrusion Transceiver Module (ITM) - Electrical Diagnostics)
- Diagnostic Code Index
- DTC Troubleshooting
- B1A20-00 Pre-Arm Timeout-
- B1A37-00 Ultrasonic Arming Performance
- B1A38-00 Inclination Arming Performance
- B1A3E-00 Siren/ITM Mismatch-
- B1A3F-00 ITM Arming Sequence Performance-
- B210A-84 System Voltage Low - Signal Below Allowable Range
- B210B-85 System Voltage High - Signal Above Allowable Range
- B2206-00 Current VIN Missing/Mismatch
- B222A-00 Vehicle Line Mismatch-
- B223C-00 Intrusion Transceiver Module Internal-
- U0010-00 Can Interior Bus
- U0011-00 Can Interior Bus Off Performance
- U0140-00 Lost Communication With Body Control Module
- U110D-00 Lost Communication With Security Siren-
- U140E-00 Implausible Vehicle Configuration Data Received
- U1415-00 Implausible/Missing Vehicle Configuration Data
- U1416-00 Implausible Security Siren Signal Received-
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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.