Diagnostic Code Index

2011 Jeep Wrangler Rubicon, StandardSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2011 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
C1078  TIRE REVOLUTIONS RANGE PERFORMANCE
C1456  AWD CLUTCH POWER CONTROL CIRCUIT LOW
C145D  AWD CLUTCH POWER/RETURN CONTROL CIRCUIT OPEN
C145F  AWD SYSTEM TEMPORARILY DISABLED - OVERTEMPERATURE
C2100  BATTERY VOLTAGE LOW
C2101  BATTERY VOLTAGE HIGH
C211C  IGNITION RUN/START INPUT CIRCUIT LOW
C211D  IGNITION RUN/START INPUT CIRCUIT HIGH
C2201  FDCM/DTCM INTERNAL
C2206  VEHICLE CONFIGURATION MISMATCH
U0001  CAN C BUS
U0100  LOST COMMUNICATION WITH THE ECM/PCM
U0121  LOST COMMUNICATION WITH ABS
U0126  LOST COMMUNICATION WITH STEERING ANGLE SENSOR (SCM)
U0141  LOST COMMUNICATION WITH IPM (BCM)
U0401  IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM
U1415  IMPLAUSIBLE/MISSING VEHICLE CONFIGURATION RECEIVED
U113C  LOST WHEEL SPEED MESSAGES
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.