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 (IPC) Control Module

DESCRIPTION

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

DTC Code DTC Detection Condition Trouble Area
U0101 Lost communication with ECM CAN communication system
U0155 Lost communication with combination meter assembly

Tech Tips

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

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      Result Proceed to
      DTC U0101 and U0155 are not output A
      DTC U0101 and/or U0155 is output (for LHD) B
      DTC U0101 and/or U0155 is output (for RHD) C

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here