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Home >> Toyota >> 2021 >> Corolla LE >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (Except HEV) (W/ Electric Parking Brake) - Diagnostic Codes (7 Of 7), Symptom Tests & Circuit Tests >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System) >> Brake Warning Light does not Come ON [06/2018 - 09/2022] >> Procedure

Brake Warning Light does not Come ON [06/2018 - 09/2022]: Procedure

  1. INSPECT COMBINATION METER ASSEMBLY 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Enter the following menus: Body Electrical / Combination Meter / Active Test.
    4. Perform the Active Test of the combination meter assembly using the Techstream.

      Refer to DATA LIST / ACTIVE TEST [06/2018 - 01/2019] , or refer to DATA LIST / ACTIVE TEST [01/2019 - 03/2019] , or refer to DATA LIST / ACTIVE TEST [03/2019 - 09/2022]

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Brake Warning
    5. Check the combination meter assembly.

      OK

      The brake warning light / red (malfunction) turns on or off in accordance with Techstream operation.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BRAKE ACTUATOR ASSEMBLY. Refer to  REMOVAL [06/2018 - 01/2019]  , or refer to  REMOVAL [01/2019 - 03/2019]  , or refer to  REMOVAL [03/2019 - 09/2022] 

    Result: 

    NG 

    INSPECT METER / GAUGE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - 09/2022]