Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: How To Proceed With Troubleshooting

Toyota Corolla Cross (2022-2026) Service Manual / Vehicle Interior / Door Lock / Wireless Door Lock Control System (w/ Smart Key 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.

Result

Proceed to

NEXT (for HEV Model)

A

NEXT (for Gasoline Model)

B
A

GO TO SMART KEY SYSTEM (for Start Function, HEV Model)

B

GO TO SMART KEY SYSTEM (for Start Function, Gasoline Model)

    READ NEXT:

     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 thi

     Customize Parameters

    CUSTOMIZE PARAMETERS CUSTOMIZE WIRELESS DOOR LOCK CONTROL SYSTEM NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to m

     Problem Symptoms Table

    PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order

    SEE MORE:

     Vehicle Control History

    VEHICLE CONTROL HISTORY FUNCTION OVERVIEW (a) The vehicle control history is a function that records control data (record data) when triggered by specific vehicle behavior or user input. Checking the vehicle control history may provide, quantitative diagnostic information that can be used as a refer

     Left Front Wheel ABS Hold Solenoid Control Circuit Short to Battery (C12A512,...,C12B049)

    DESCRIPTION The ABS solenoid relay and solenoid valves are built into the brake actuator assembly. The front solenoid valve LH controls the brake fluid pressure of the front wheel cylinder LH of the vehicle. When this DTC is stored, the fail-safe function operates and the ABS solenoid relay

    © 2020-2026 Copyright www.tcorollacross.com PT NL