Diagnostic Code Index

2011 Jeep Liberty Renegade, Part TimeSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2011 Jeep Patriot and 2011 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
B1A20  PRE-ARM TIMEOUT
B1A3C  INTERNAL SIREN BATTERY
B1A3D  SIREN BATTERY TAMPER / LOSS OF POWER SUPPLY
B1A3E  SIREN / ITM MISMATCH
B1A3F  ITM ARMING SEQUENCE PERFORMANCE
B2206  CURRENT VIN MISSING/MISMATCH
B222A  VEHICLE LINE MISMATCH
B223C  INTRUSION TRANSCEIVER MODULE INTERNAL
U0019  CAN B BUS
U0151  LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC)
U0155  LOST COMMUNICATION WITH CLUSTER/CCN
U110D  LOST COMMUNICATION WITH SECURITY SIREN
U1416  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.