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Inspection Procedure

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT SATELLITE SWITCH (CLEARANCE SONAR MAIN SWITCH) 
    1. Remove the satellite switch (clearance sonar main switch).
    2. Disconnect the satellite switch (clearance sonar main switch) connector
    3. Measure the resistance according to the value (s) in the table below

      Standard Resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      J16-2 (LSFT) - J16-5 (E) Satellite switch LH is pressed Below 1 Ω
      J16-2 (LSFT) - J16-5 (E) Satellite switch LH is not pressed 10 kΩ or higher
      J16-3 (SET) - J16-5 (E) Satellite switch ON/OFF is pressed Below 1 Ω
      J16-3 (SET) - J16-5 (E) Satellite switch ON/OFF is not pressed 10 kΩ or higher
      J16-4 (RSEL) - J16-5 (E) Satellite switch RH is pressed Below 1 Ω
      J16-4 (RSEL) - J16-5 (E) Satellite switch RH is not pressed 10 kΩ or higher
      Fig 1: Identifying J16 Connector Terminals
      G05753833Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE SATELLITE SWITCH (CLEARANCE SONAR MAIN SWITCH)  (See REMOVAL )

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - SATELLITE SWITCH) 
    1. Disconnect the combination meter assembly connector.
      Fig 2: Identifying J35 Connector Terminals
      G05753834Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value (s) in the table below.

      Standard Resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      J35-6 (LSEL) - J16-2 (LSFT) Always Below 1 Ω
      J35-7 (SET) - J16-3 (SET) Always Below 1 Ω
      J35-5 (RSEL) - J16-4 (RSEL) Always Below 1 Ω
      J16-5 (E) - Body ground Always Below 1 Ω
      J35-6 (LSEL) - Body ground Always 10 kΩ or higher
      J35-7 (SET) - Body ground Always 10 kΩ or higher
      J35-5 (RSEL) - Body ground Always 10 kΩ or higher
      Fig 3: Identifying J16 Connector Terminals
      G05753835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE  (See PROBLEM SYMPTOMS TABLE  )

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