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Home >> Toyota >> 2021 >> RAV4 XLE, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (W/O Vacuum Brake Booster) - Diagnostic Codes (8 Of 8) & Symptom Tests >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/o Vacuum Brake Booster) >> Slip Indicator Light Remains ON [02/2019 - 12/2021] >> Procedure

Slip Indicator Light Remains ON [02/2019 - 12/2021]: Procedure

  1. READ VALUE USING TECHSTREAM (SLIP INDICATOR LIGHT) 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Select the Data List on the Techstream.

      Refer to DATA LIST / ACTIVE TEST [02/2019 - 12/2021]

      Chassis > ABS/VSC/TRAC > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Slip Indicator Light Slip indicator light ON or OFF ON: Indicator light on
      OFF: Indicator light off
      -

      Chassis > ABS/VSC/TRAC > Data List 

      Tester Display
      Slip Indicator Light
    4. Check the Techstream display condition of the slip indicator light.

      Result

      Result Proceed to
      Display of the Data List remains OFF. A
      Display of the Data List remains ON. B

    Result: 

    A 

    INSPECT METER / GAUGE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ] 

    Result: 

    B 

    REPLACE BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY. Refer to  REMOVAL [02/2019 - 10/2019]  , or refer to  REMOVAL [10/2019 - 08/2020]  , or refer to  REMOVAL [08/2020 - 12/2021]