Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Precaution

Toyota Corolla Cross (2022-2025) Service Manual / Power Source & Network / M20a-fks (battery / Charging) / Charging System / Precaution

PRECAUTION

INITIALIZATION

NOTICE:

  • Make sure to perform the necessary procedures (adjustment, calibration, initialization, or registration) after parts related to the cable has been disconnected from the negative (-) battery terminal.
    1. When parts related to the charging system have been removed/installed or replaced:

      Click here

CHARGING SYSTEM PRECAUTION

NOTICE:

  • Check that the battery cables are connected to the correct terminals.
  • Disconnect the battery cables when the battery is given a quick charge.
  • Do not perform tests with a high voltage insulation resistance tester.
  • Never disconnect the battery cables while the engine is running.
  • Check that the charging cable nuts are tightened on terminal B of the generator assembly and on the No. 1 engine room relay block.

    READ NEXT:

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 GENERATOR ASSEMBLY *2 ECM *3 BATTERY STATE SENSOR ASSEMBLY *4 NO. 1 ENG

     System Diagram

    SYSTEM DIAGRAM

     How To Proceed With Troubleshooting

    CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT

    SEE MORE:

     Diagnosis System

    DIAGNOSIS SYSTEM DESCRIPTION (a) The transponder key ECU assembly controls the immobiliser system. Immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). CHECK DLC3 (a) Check the DLC3. Click here INSPECT AUXILIARY BATTERY VOLTA

     LIN Communication Circuit

    DESCRIPTION Error Code Detection Item DTC Detection Condition Trouble Area 17 FI LIN Communication Lost When a communication malfunction with the load sensor is detected Harness or connector Front occupant classification sensor LH (Front seat cushion s

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