Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Problem Symptoms Table

Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Supplemental Restraint Systems / Airbag System / 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 of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Airbag System

Symptom

Suspected Area

Link

The SRS warning light turns off after the primary check, but then comes on
  • Wire harness
  • CAN communication system
  • Combination meter assembly
  • Airbag ECU assembly

When the ignition switch is turned to ON, the SRS warning light sometimes comes on after approximately 6 seconds
  • Wire harness
  • CAN communication system
  • Combination meter assembly
  • Airbag ECU assembly

The SRS warning light always comes on even when DTCs are not output
  • Wire harness
  • Combination meter assembly
  • Airbag ECU assembly

When the ignition switch is turned to ON, the SRS warning light does not come on
  • Wire harness
  • Combination meter assembly
  • Airbag ECU assembly

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     Terminals Of Ecu

    TERMINALS OF ECU AIRBAG ECU ASSEMBLY Terminal No. Terminal Symbol Destination O1-3 PLR- Rear pretensioner squib LH (Rear seat outer belt assembly LH) O1-4 PLR+

     Freeze Frame Data

    FREEZE FRAME DATA DESCRIPTION (a) When an airbag system DTC is stored, the airbag ECU assembly stores the current vehicle (ECU or sensor) state as Freeze Frame Data. CHECK FREEZE FRAME DATA CAUTION:

     Check Mode Procedure

    CHECK MODE PROCEDURE CHECK MODE: DTC CHECK (a) Select "Check Mode" and proceed with checking using the GTS. Body Electrical > SRS Airbag > Utility Tester Display Check Mode NOTI

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     Parts Location

    PARTS LOCATION ILLUSTRATION *A w/ Toyota Safety Sense - - *1 FRONT AIRBAG SENSOR LH *2 FRONT AIRBAG SENSOR RH *3 SIDE AIRBAG PRESSURE SENSOR LH *4 SIDE AIRBAG PRESSURE SENSOR RH *5 NO. 1 SIDE AIRBAG SENSOR LH *6 NO. 1 SIDE AIR

     Display and menu icons

    ■ Display Content display area By selecting menu icons on the multi-information display, a variety of driving-related information can be displayed. The multi-information display can also be used to change display settings and other vehicle settings. Warning or advice pop-up displays are also

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