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Home >> Lexus >> 2009 >> LS 460L RWD >> Repair and Diagnosis >> Accessories & Equipment >> Warning Systems >> Park Assist/Monitoring >> Camera Check Mode >> Sound Signal Circuit between Parking Assist ECU and Multi-display >> Inspection Procedure

Inspection Procedure

  1. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - MULTI-DISPLAY) 
    1. Disconnect the L90 ECU connectors.
    2. Disconnect the L60 multi-display connector.
    3. Measure the resistance according to the value (s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFIED CONDITIONS

      Tester Connection Condition Specified Condition
      L90-11 (AUO+) - L60-8 (IVI+) Always Below 1 Ω
      L90-30 (AUO-) - L60-7 (IVI-) Always Below 1 Ω
      L90-11 (AUO+) - Body ground Always 10 kΩ or higher
      L90-30 (AUO-) - Body ground Always 10 kΩ or higher
      L90-29 (AUGO) - Body ground Always 10 kΩ or higher
      Fig 1: Identifying L90 ECU And L60 Multi-Display Connector Terminals
      G04951968Courtesy 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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