CRUISE CONTROL SYSTEM(for 8AR-FTS), Diagnostic DTC:U012287

DTC Code DTC Name
U012287 Lost Communication with Vehicle Dynamics Control Module Missing Message

DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area Note
U012287 Lost Communication with Vehicle Dynamics Control Module Missing Message

  • Cruise control switch ON (vehicle-to-vehicle distance control mode) at a vehicle speed of 50 km/h or higher

  • When communication from the brake actuator assembly (skid control ECU) to the ECM is lost

  • CAN communication system

  • ECM

  • Brake actuator assembly (skid control ECU)

 SAE: U0122

PROCEDURE


  1. CHECK FOR DTCs (CAN COMMUNICATION SYSTEM)


    1. Clear the DTCs.

      Click here


      Powertrain > Cruise Control > Clear DTCs

    2. Perform the following to make sure that the DTC detection conditions are met.

      Tech Tips

      If the detection conditions are not met, the malfunction cannot be detected.


      1. Drive the vehicle at a speed for which cruise control operation is possible.

      2. Turn the cruise control system on using the cruise control main switch (ON/OFF).

      3. Push the cruise control main switch to -SET to begin control of vehicle speed using the cruise control system.

    3. Check the DTCs.

      Click here


      Powertrain > Cruise Control > Trouble Codes
      Result
      Result Proceed to
      DTC U012287 is not output A
      DTC U012287 is output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    GO TO CAN COMMUNICATION SYSTEM for RHD: Click here
    GO TO CAN COMMUNICATION SYSTEM for LHD: Click here