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Inspection Procedure

NOTE: When replacing the master cylinder solenoid, perform zero point calibration (See CALIBRATION  ).
  1. INSPECT IF SKID CONTROL ECU CONNECTOR IS SECURELY CONNECTED 
    1. Check the skid control ECU connector's connecting condition.

      OK: The connector is securely connected. 

    NG: CONNECT CONNECTOR TO ECU CORRECTLY 

    OK: Go to Next Step 

  2. INSPECT BATTERY 
    1. Check the battery voltage.

      Standard voltage: 11 to 14 V 

    NG: INSPECT CHARGING SYSTEM 

    OK: Go to Next Step 

  3. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - COMBINATION METER) 
    1. Disconnect the skid control ECU connector and combination meter connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION TABLE

      Tester Connection Specified Condition
      S37-34 (IND) - C12-20 Below 1 Ω
      S37-34 (IND) - Body ground 10 kΩ or higher
      Fig 1: Identifying Skid Control ECU Connector S37 & Combination Meter Connector
      G05262786Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR (IND CIRCUIT) 

    OK: Go to Next Step 

  4. INSPECT COMBINATION METER ASSEMBLY 
    1. Check the combination meter system (See HOW TO PROCEED WITH TROUBLESHOOTING ).

    NG: REPLACE COMBINATION METER ASSEMBLY 

    OK: REPLACE MASTER CYLINDER SOLENOID 

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