Diagnostic Code Index

2023 Jeep Gladiator Sport, 3.0L Eng VIN M, Part Time T/Case ControlSECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX

DTC Description
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
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.