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July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK HARNESS AND CONNECTOR (DLC3 - HYBRID VEHICLE CONTROL ECU AND BODY GROUND) 
    1. Disconnect the A75 ECU connector.
    2. Measure the resistance according to the value (s) in the table below.

      Standard resistance

      TESTER CONNECTION SPECIFIED CONDITION CHART

      Tester Connection Condition Specified Condition
      L31-13 (TC) - A75-24 (TC) Always Below 1 Ω
      L31-4 (CG) - Body ground Always Below 1 Ω
      L31-13 (TC) - Body ground Always 10 kΩ or higher
      Fig 1: Identifying A75 Hybrid Vehicle Control ECU & L31 DLC3 Connectors
      G05776014Courtesy 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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