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 MANUALSJEEP2023GLADIATOR SPORT, 3.0L ENG VIN M, PART TIME T/CASE CONTROLREPAIR AND DIAGNOSISELECTRICALGAUGES(INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS)
2023 Jeep Gladiator Sport, 3.0L Eng VIN M, Part Time T/Case Control
(Instrument Cluster - Electrical Diagnostics)
2023 Jeep Gladiator Sport, 3.0L Eng VIN M, Part Time T/Case ControlSECTION (Instrument Cluster - Electrical Diagnostics)
- Diagnostic Code Index
- DTC Troubleshooting
- B1612-00-Panel Illumination Control
- B21DD-84-System Voltage-Signal Below Allowable Range
- B21DD-85-System Voltage-Signal Above Allowable Range
- B2213-00-Cabin Compartment Node/Cluster Internal
- B275B-00-Airbag Telltale
- U0001-00-Can C Bus
- U0002-00-Can C Bus Off Performance
- U0100-00-Lost Communication With ECM/Pcm
- U0101-00-Lost Communication With TCM
- U0102-00-Lost Communication With Transfer Case Control Module/AWD
- U0104-00-Lost Communication With Cruise Control Module
- U0121-00-Lost Communication With Anti-Lock Brake System (Abs) Control Module "A"
- U0127-00-Lost Communication With Tire Pressure Monitor Module
- U0131-00-Lost Communication With Power Steering Control Module "A"
- U0140-00-Lost Communication With Body Control Module
- U0151-00-Lost Communication With Occupant Restraint Controller (Orc)
- U0159-00-Lost Communication With Park Assist Control Module
- U0212-00-Lost Communication With Steering Column Control Module
- U0405-00-Invalid Data Received From Cruise Control Module
- U0422-00-Implausible Data Received From Body Control Module
- U0452-00-Implausible Data Received From Restraints Control Module
- U1159-00-Lost Communication With Automatic Sway Bar System
- U11B9-00-Lost Communication With RF Hub
- U11FB-00-Lost Communication With Left Blind Spot Sensor
- U121A-00-Lost Communication With Collision Mitigation Module
- U1464-00-Implausible Data Received From EPS Steering Torque
- U1478-00-Implausible Data Received From Emergency Alert Module
- U1485-00-Implausible Data Received From Automatic Sway Bar System
- U1492-00-Implausible Data Received From Collision Mitigation Module
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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.