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Home >> Lexus >> 2008 >> IS 350 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Can Communication >> Can Communication System >> Yaw Rate Sensor Communication Stop Mode >> Inspection Procedure

Inspection Procedure

  1. CHECK OPEN IN CAN BUS WIRE (YAW RATE SENSOR BRANCH LINE) 
    1. Turn the engine switch off.
    2. Disconnect the yaw rate sensor connector (J41).
    3. Measure the resistance according to the value (s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFICATION CHART

      Tester Connection Condition Specified Value
      J41-3 (CANH) - J41-2 (CANL) Engine switch off 54 to 69 Ω
      Fig 1: Identifying Yaw Rate Sensor Connector J41
      G05828595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      NG: REPAIR OR REPLACE YAW RATE SENSOR BRANCH WIRE OR CONNECTOR (CANH, CANL) 

      OK: Go to Next Step 

  2. CHECK WIRE HARNESS (IG, GND) 
    1. Measure the resistance according to the value (s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFICATION CHART

      Tester Connection Condition Specified Value
      J41-1 (GND) - Body ground Always Below 1 Ω
    2. Measure the voltage according to the value (s) in the table below.

      Standard voltage 

      VOLTAGE SPECIFICATION CHART

      Tester Connection Condition Specified Value
      J41-5 (IG) - Body ground Engine switch on (IG) 10 to 14 V
      Fig 2: Identifying Yaw Rate Sensor Connector J41 (IG, GND)
      G05828596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      OK: REPAIR OR REPLACE HARNESS OR CONNECTOR 

      OK: REPLACE YAW RATE AND ACCELERATION SENSOR 

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