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Home >> Lexus >> 2012 >> IS 250C Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge / Display (Diagnostics & Symptom Tests) >> Meter / Gauge System >> Symptom Tests >> Entire Combination Meter does not Operate >> Procedure

Entire Combination Meter does not Operate: Procedure

  1. INSPECT COMBINATION METER ASSEMBLY 
    1. Disconnect the J34 connector.
      Fig 1: J34 Connector Terminal Identification
      GTY278776Courtesy 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) 11 to 14 V
      J34-23 (B) -
      Body ground
      Always 11 to 14 V
      J34-24 (B) -
      Body ground
      Always 11 to 14 V
      TEXT IN ILLUSTRATION

      *1 Front view of wire harness connector
      (to Combination Meter Assembly)

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   2 

  2. REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL