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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter >> Meter / Gauge System >> Fuel Gauge Malfunction >> Inspection Procedure

Inspection Procedure

  1. INSPECT HARNESS AND CONNECTOR 
    1. Disconnect the L5 fuel sender gauge assembly connector.
    2. Fig 1: Identifying Fuel Sender Gauge Assembly Connector Terminals
      G05580973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check the meter indicator conditions.

      Standard 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      L5-2 - L5-3 Short circuit (Ignition switch ON) Fuel gauge indicates "F" or more (Combination meter)

      HINT:

      This inspection creates an intentional short circuit between the connector terminals, to check the meter indicator operation.

      NOTE: Perform the check quickly (within less than 10 seconds).
    4. Measure the voltage.

      Standard Voltage 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      L5-2 - Body ground Ignition switch ON 4 to 7 V
    5. Reconnect the fuel sender gauge assembly connector.

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  2. INSPECT FUEL SENDER GAUGE ASSEMBLY 
    1. Remove the fuel sender gauge assembly.
      Fig 2: Identifying Fuel Sender Gauge Assembly
      G05580974Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Check that the float position is between E and F.
    3. Measure the resistance between terminals 2 and 3 of the fuel sender gauge connector.

      Standard resistance 

      RESISTANCE REFERENCE

      Float Level Float Position (mm (in.)) Specified Condition
      F 77.3 (3.04) to 79.3 (3.12) 14.7 Ω to 15.3 Ω
      1/2 1.6 (0.05) 212.5 Ω
      Warning 34.8 (1.37) 375.4 Ω
      E 75.0 (2.95) to 77.0 (3.03) 405 a to 415 Ω
      Fig 3: Identifying Fuel Sender Gauge Assembly Connector Terminals
      G05580975Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Reinstall the fuel sender gauge assembly.

    NG: REPLACE FUEL SENDER GAUGE ASSEMBLY  (See REMOVAL )

    OK: Go to next step 

  3. CHECK WIRE HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - FUEL SENDER GAUGE ASSEMBLY) 
    1. Disconnect the E13 combination meter assembly connector.
    2. Fig 4: Identifying Combination Meter And Fuel Sender Gauge Assembly Connector Terminals
      G05580976Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the L5 fuel sender gauge assembly connector.
    4. Measure the resistance.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Specified Condition
      E13-16 (L) - L5-2 Below 1 Ω
      E13-5 (E3) - L5-3 Below 1Ω
      E13-16 (L) or L5-2 - Body ground 10 kΩ or higher
      E13-5 (E3) or L5-3 - Body ground 10 kΩ or higher
    5. Reconnect the combination meter assembly and fuel sender gauge assembly connectors.

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: REPLACE COMBINATION METER ASSEMBLY  (See REMOVAL  )