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Home >> Toyota >> 2011 >> Highlander Hybrid >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Electronically Controlled Brake System (Diagnostic Codes & Symptom Tests) (Hybrid) >> Electronically Controlled Brake System >> Slip Indicator Light Remains ON >> Procedure

Slip Indicator Light Remains ON: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM See step   1 

    B → See step   6 

    C → See step   8 

    A: Go to next step 

  2. CHECK IF SKID CONTROL ECU CONNECTOR IS SECURELY CONNECTED 
    1. Check if the skid control ECU connector is securely connected.

      OK

      The connector is securely connected.

    NG → CONNECT CONNECTOR TO ECU CORRECTLY 

    OK: Go to next step 

  3. CHECK AUXILIARY BATTERY 
    1. Check the auxiliary battery voltage.

      Standard Voltage

      11 to 14 V

    NG → CHARGE OR REPLACE AUXILIARY BATTERY 

    OK: Go to next step 

  4. INSPECT COMBINATION METER ASSEMBLY 
    1. Perform the Active Test of the combination meter (meter CPU) using the Techstream, refer to DATA LIST / ACTIVE TEST .
    2. Check the combination meter.

      OK

      The slip indicator light turns on and off in accordance with the Techstream operation.

      HINT: 

      If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next suspected area before replacing the part, refer to PROBLEM SYMPTOMS TABLE .

    NG → See step   7 

    OK → See step   5 

  5. REPLACE SKID CONTROL ECU. Refer to  REMOVAL 
  6. GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
  7. REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL 
  8. GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to  HOW TO PROCEED WITH TROUBLESHOOTING