2008 Toyota Matrix Base, StandardFACTORY OEM SERVICE PROCEDURE

Inspection Procedure

NOTE: When replacing the ABS and TRACTION actuator assembly, perform zero point calibration (See CALIBRATION  ).
  1. PERFORM ACTIVE TEST BY TECHSTREAM (SKID CONTROL BUZZER) 
    1. Connect Techstream to the DLC3.
    2. Start the engine.
    3. Select the "VSC H/B Warning Buzzer" in the Actve Test and operate the skid control buzzer by Techstream.

      ABS / VSC / TRAC: 

      ABS/VSC/TRAC ACTIVE TEST REFERENCE

      Tester Display Test Part Control Range Diagnostic Note
      VSC H/B Warning Buzzer Skid control buzzer Buzzer ON/OFF Buzzer can be heard
    4. Check that skid control buzzer sounds by operating Techstream.

      OK: 

      The skid control buzzer sounds in accordance with operation of Techstream. 

    NG: Go to step 2 

    OK: REPLACE ABS AND TRACTION ACTUATOR ASSEMBLY 

  2. INSPECT SKID CONTROL BUZZER 
    1. Disconnect the skid control buzzer connector.
      2. Fig 1: Identifying Skid Control Buzzer
      G05194951Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Apply a battery negative voltage to terminal 1 and positive voltage to terminal 2 of the skid control buzzer connector, and check that the buzzer sounds.

      OK: 

      The skid control buzzer sound should be heard. 

    NG: REPLACE SKID CONTROL BUZZER 

    OK: Go to next step 

  3. CHECK HARNESS AND CONNECTOR (SKID CONTROL BUZZER - SKID CONTROL ECU) 
    1. Disconnect the skid control buzzer connector and the skid control ECU connector.
      2. Fig 2: Identifying Skid Control Buzzer And Skid Control ECU Connector Terminals
      G05235308Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFIED CONDITION

      Tester Connection Specified Condition
      S1-30 (BZ) - V10-1 (BZ) Below 1 Ω
    3. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFIED CONDITION

      Tester Connection Specified Condition
      S1-30 (BZ) - Body ground 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: REPLACE ABS AND TRACTION ACTUATOR ASSEMBLY 

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.