CRUISE CONTROL SYSTEM(for 2GR-FE, 2AR-FE), Diagnostic DTC:U0122

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

DESCRIPTION

The ECM receives signals from the skid control ECU (brake actuator assembly) via CAN communication.

DTC No. DTC Detection Condition Trouble Area
U0122 While engine switch is on (IG), communication stop between skid control ECU (brake actuator assembly) and ECM continues for 2.6 seconds or more.

  • Skid control ECU (brake actuator assembly)

  • CAN communication system

  • ECM

CAUTION / NOTICE / HINT

Tech Tips

Refer to troubleshooting in CAN Communication System (See page without Central Gateway ECU, Click here with Central Gateway ECU).

PROCEDURE


  1. GO TO CAN COMMUNICATION SYSTEM

    (See page without Central Gateway ECU, Click here with Central Gateway ECU)


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