LEXUS PARKING ASSIST-SENSOR SYSTEM, Diagnostic DTC:U0101, U0155

DTC Code DTC Name
U0101 Lost Communication with TCM
U0155 Lost Communication with Instrument Panel Cluster Control Module (Combination Meter)

DESCRIPTION

These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication system.

DTC No. DTC Detection Condition Trouble Area
U0101 Lost Communication with TCM CAN communication system
U0155 Lost Communication with Instrument Panel Cluster Control Module (Combination Meter)

Tech Tips

When 2 or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harnesses of each ECU.

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC (CAN communication system DTC) is output A
      No DTC is output B

    B

    USE SIMULATION METHOD TO CHECK Click here

    A

    GO TO CAN COMMUNICATION SYSTEM Click here