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Home >> Scion >> 2008 >> tC Spec, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter >> Meter / Gauge System >> Fuel Gauge Malfunction >> Inspection Procedure

Inspection Procedure

  1. CHECK COMBINATION METER ASSEMBLY 
    1. Disconnect the F9 gauge connector.
    2. Check the meter indicator condition.

      OK 

      WIRE CONNECTION AND SPECIFIED CONDITION

      Wire Connection Condition Specified Condition
      2 - 3 Short circuit (Ignition switch ON) Fuel gauge indicator "F" or more (combination meter)
    3. Measure the voltage of the wire harness side connector.

      Standard voltage 

      VOLTAGE SPECIFICATION

      Tester Connection Condition Specified Condition
      2 - Body ground Ignition switch ON 11 to 14 V
      Fig 1: Identifying F9 Fuel Sender Gauge Connector Terminals
      G05541640Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: Go to step  3

    OK: Go to next step 

  2. INSPECT FUEL SENDER GAUGE ASSEMBLY 
    1. Remove the fuel sender gauge assembly.
    2. Check that the float moves smoothly between F and E.
    3. Measure the resistance between terminals 2 and 3 of the gauge.

      Standard resistance 

      RESISTANCE SPECIFICATION

      Float Level Specified Condition
      SF 3.0 to 5.0 Ω
      Between E and F 3.0 to 111 Ω
      SE 109 to 111 Ω
    4. Fig 2: Identifying Fuel Sender Gauge Connector Terminals
      G05541641Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE FUEL SENDER GAUGE ASSEMBLY 

    OK: REPLACE COMBINATION METER ASSEMBLY 

  3. CHECK WIRE HARNESS (COMBINATION METER - FUEL SENDER GAUGE) 
    1. Disconnect the C6 meter connector.
    2. Disconnect the F9 gauge connector.
    3. Measure the resistance of the wire harness side connectors.

      Standard resistance 

      RESISTANCE SPECIFICATION

      Tester Connection Specified Condition
      C6-23 - F9-2 Below 1 Ω
      C6-2 - F9-3 Below 1 Ω
      Fig 3: Identifying Combination Meter And Fuel Sender Gauge Connector Terminals
      G05541642Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    OK: REPLACE COMBINATION METER ASSEMBLY