Toyota Yaris: Wireless Door Lock Control System / How To Proceed With Troubleshooting

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Door Lock / Wireless Door Lock Control System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Replace parts related to the wireless door lock and smart key system according to the inspection procedure.
  • If the wireless door lock and smart key system does not operate, first check the customize item and make sure that the wireless door lock and smart key system is not turned off.
  • The wireless door lock and smart key system primarily uses the following systems.
    • Power door lock system
    • Wireless door lock system
    • Smart key system (for Entry Function)
    • Smart key system (for Start Function)
      • : Steering lock function
      • : Immobiliser function
  • Perform troubleshooting procedures with other registered keys if available.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

(a) Confirm how vehicle was brought to workshop

  • Vehicle was driven
  • Vehicle was towed

HINT:

The malfunction location may be narrowed down by confirming whether the vehicle was driven or towed.

NEXT

GO TO SMART KEY SYSTEM (for Start Function)

    System Diagram

    S..

    Operation Check

    OPERATION CHECK CHECK CUSTOMIZE PARAMETERS NOTICE: The operation check below is based on the non-customized initial condition of the vehicle. Click here HINT: The switches described in this text are the switches for transmitting signals...

    Other information:

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Vehicle Control History


    VEHICLE CONTROL HISTORY NOTICE: Repairing or replacing related parts may cause Vehicle Control History (RoB) codes to be stored. Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again...

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Park/Neutral Switch Circuit Short to Ground (P085011,P085015)


    DESCRIPTION The engine stop and start ECU detects a malfunction by comparing the shift position signal with the neutral position switch signal input state. If a malfunction is detected, the engine stop and start ECU blinks the stop and start cancel indicator light, prohibits the stop and start control and stores DTC P085011 or P085015...

    Categories

    Liftgate/Trunk Lid

    WARNING

    Never allow a person to ride in the luggage compartment/trunk

    Allowing a person to ride in the luggage compartment/trunk is dangerous. The person in the luggage compartment/trunk could be seriously injured or killed during sudden braking or a collision.

    Do not drive with the liftgate/trunk lid open

    read more

     
    Copyright © 2026 www.toyaris4.com