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Entire Combination Meter does not Operate: Procedure

WARNING: This page is about a different car, the 2009 Lexus IS 350 and 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT COMBINATION METER ASSEMBLY 
    1. Disconnect the J34 connector.
      Fig 1: Identifying J34 Connector
      GTY129771Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance

      Tester Connection Condition Specified Condition
      J34-1 (E2) -
      Body ground      		 Always Below 1 Ω
      J34-13 (ES) -
      Body ground      		 Always Below 1 Ω
    3. Measure the voltage according to the value(s) in the table below.

      Standard voltage

      Tester Connection Condition Specified Condition
      J34-12 (IG+) -
      Body ground      		 Engine switch on (IG) 10 to 14V
      J34-23 (B) -
      Body ground      		 Always 10 to 14 V
      J34-24 (B) -
      Body ground      		 Always 10 to 14 V

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → REPLACE COMBINATION METER ASSEMBLY 

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