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 L ALTITUDE, RWDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDTC INDEX (2 OF 3)MODULE, INTRUSION TRANSCEIVER (ITM)
2023 Jeep Grand Cherokee L Altitude, RWD
Module, Intrusion Transceiver (ITM)
2023 Jeep Grand Cherokee L Altitude, RWDSECTION Module, Intrusion Transceiver (ITM)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| 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- |
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.