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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     Reassembly

    REASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (REASSEMBLY) Procedure Part Name Code 1 DOOR WINDOW FRAME MOULDING CLIP 75792 - - - 2 REAR DOOR DUST PROOF SEAL 67837C - - - 3 REAR DOOR PANEL CUSHION 67003C - -

     Maintenance data (fuel, oil level, etc.)

    Dimensions and weight *1: Unladen vehicles *2: Vehicles with 215/65R17 tires *3: Vehicles with 225/55R18 tires Seating capacity Vehicle identification ■ Vehicle identification number The vehicle identification number (VIN) is the legal identifier for your vehicle. This is the primary identificat

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