CRUISE CONTROL SYSTEM, Diagnostic DTC:U0122

DTC Code DTC Name
U0122 Lost Communication with Vehicle Dynamics Control Module

DESCRIPTION

The vehicle speed sensor sends the vehicle speed signal to the skid control ECU, and then it is sent to the hybrid vehicle control ECU.

DTC Code DTC Detection Condition Trouble Area
U0122 While power switch is ON (IG), communication stop between skid control ECU and hybrid vehicle control ECU continues for 1 sec. or more

  • Skid control ECU

  • CAN communication system

  • Hybrid vehicle control ECU

CAUTION / NOTICE / HINT

For LHD, refer to CAN communication system DTC U0122 Click here.

For RHD, refer to CAN communication system DTC U0122 Click here.

PROCEDURE


  1. GO TO CAN COMMUNICATION SYSTEM


    1. Select "Bus Check" from the "System Select" screen on the intelligent tester.

    2. Select "Communication Malfunction DTC" from the "Bus Check" screen, and then select "Enter".

      Result
      Result Proceed to
      CAN communication system DTC is not output A
      CAN communication system DTC is output (for LHD) B
      CAN communication system DTC 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