Module, Trailer Tow (TTM)

2023 Jeep Compass LatitudeSECTION Module, Trailer Tow (TTM)
DIAGNOSTIC CODE INDEX

DTC Description
B166A-11 LEFT TRAILER TOW LAMP CONTROL - CIRCUIT SHORT TO GROUND
B166A-12 LEFT TRAILER TOW LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B166A-13 LEFT TRAILER TOW LAMP CONTROL - CIRCUIT OPEN
B166E-11 RIGHT TRAILER TOW LAMP CONTROL - CIRCUIT SHORT TO GROUND
B166E-12 RIGHT TRAILER TOW LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B166E-13 RIGHT TRAILER TOW LAMP CONTROL - CIRCUIT OPEN
B16BB-11 TRAILER STOP LAMP CONTROL - CIRCUIT SHORT TO GROUND
B16BB-12 TRAILER STOP LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B16BB-13 TRAILER STOP LAMP CONTROL - CIRCUIT OPEN
B17AD-11 REAR LEFT TRAILER TURN LAMP CONTROL - CIRCUIT SHORT TO GROUND
B17AD-12 REAR LEFT TRAILER TURN LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B17AD-13 REAR LEFT TRAILER TURN LAMP CONTROL - CIRCUIT OPEN
B17B1-11 REAR RIGHT TRAILER TURN LAMP CONTROL - CIRCUIT SHORT TO GROUND
B17B1-12 REAR RIGHT TRAILER TURN LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B17B1-13 REAR RIGHT TRAILER TURN LAMP CONTROL - CIRCUIT OPEN
B17C5-11 TRAILER TOW REVERSE LAMP CONTROL - CIRCUIT SHORT TO GROUND
B17C5-12 TRAILER TOW REVERSE LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B17C5-13 TRAILER TOW REVERSE LAMP CONTROL - CIRCUIT OPEN
B17C9-11 TRAILER TOW REAR FOG LAMP CONTROL - CIRCUIT SHORT TO GROUND
B17C9-12 TRAILER TOW REAR FOG LAMP CONTROL - CIRCUIT SHORT TO BATTERY
B17C9-13 TRAILER TOW REAR FOG LAMP CONTROL - CIRCUIT OPEN
B22A9-00 ECU INTERNAL PERFORMANCE
B235C-64 TRAILER CONNECTION - SIGNAL PLAUSIBILITY FAILURE
C10CB-8F VEHICLE SPEED OUTPUT - ERRATIC
U0010-00 CAN INTERIOR BUS
U0011-00 CAN INTERIOR BUS OFF PERFORMANCE
U0140-00 LOST COMMUNICATION WITH BODY CONTROL MODULE
U0155-00 LOST COMMUNICATION WITH CLUSTER-CCN
U0422-00 IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE
U0423-00 IMPLAUSIBLE DATA RECEIVED FROM CLUSTER-CCN
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.