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Home >> Toyota >> 2003 >> Corolla S, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Combination Meter - Diagnostics >> Entire Combination Meter Does Not Operate >> Inspection Procedure

Inspection Procedure

  1. CHECK FUSE 
    1. Check that continuity exists of DOME fuse.
    2. Check that continuity exists of GAUGE fuse.
    3. Check that continuity exists of AM1 fuse.

    NG: REPLACE FUSE 

    OK: Go to next step. 

  2. INSPECT COMBINATION METER ASSY 
    1. Check continuity.
      1. Disconnect the "C9" connector from combination meter assy.
      2. Check continuity between terminal C9-2 of combination meter assy connector and body ground.

        OK: Continuity exists 

      3. Fig 1: Identifying Terminal C9-2
        G02832963Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Check voltage.
      1. Disconnect the "C9" connector from combination meter assy.
      2. Measure voltage between terminal C9-5 of combination meter assy connector and body ground.

        Voltage: 10 - 14 V 

      3. Fig 2: Identifying Terminals C9-4 & C9-5
        G02832964Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. Turn the ignition switch to ON.
      5. Measure voltage between terminal C9-4 of combination meter assy connector and body ground.

        Voltage: 10 - 14 V 

        NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

        OK: CHECK AND REPLACE COMBINATION METER ASSY