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METER / GAUGE SYSTEM, Diagnostic DTC:B1500

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DTC Code DTC Name
B1500 Fuel Sender Open Detected
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DESCRIPTION

This DTC is output when the combination meter assembly detects a fuel sender gauge malfunction via the direct line.

DTC No. DTC Detection Condition Trouble Area
B1500

When IG voltage is 9.5 V or more and the following condition is detected:


  • Fuel sender gauge operation malfunction

  • Harness or connector

  • Combination meter assembly

  • Fuel sender gauge assembly
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WIRING DIAGRAM

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INSPECTION PROCEDURE

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PROCEDURE


  1. Click here

    READ VALUE USING INTELLIGENT TESTER (FUEL INPUT)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the tester on.

    4. Enter following menus: Body / Combination Meter / Data List.

    5. Check the values by referring to the table below.

      Table 1. Combination Meter
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Fuel Input Fuel input signal/Min.: 0, Max.: 127.5 The current fuel level displayed Unit: Liter
      Result
      Result Proceed to
      Fuel level data can be displayed on the intelligent tester and DTC B1500 is output. A
      Fuel level data cannot be displayed on the intelligent tester. B

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    INSPECT COMBINATION METER ASSEMBLY


    1. A01CBK7E23

      Disconnect the G19 connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      G19-15 (FE) - G19-16 (L) Always 13.5 to 414.5 Ω

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    CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - FUEL SENDER GAUGE ASSEMBLY)


    1. Disconnect the N19 connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      G19-16 (L) - N19-1 (FS)*1 Always Below 1 Ω
      G19-16 (L) - N19-1 (E)*2 Always 10 kΩ or higher
      G19-16 (L) - Body ground Always 10 kΩ or higher
      G19-15 (FE) - N19-2 (FE) Always Below 1 Ω
      G19-15 (FE) - Body ground Always 10 kΩ or higher

      • *1: for LHD

      • *2: for RHD


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    INSPECT FUEL SENDER GAUGE ASSEMBLY


    1. A01CBXZE01

      Remove the fuel sender gauge assembly (Click herefor 2GR-FE,Click herefor 2AZ-FE).

    2. Check that the float moves smoothly between E and F.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Float level is F (upper) 13.5 to 16.5 Ω
      1 - 2 Float level is between F (upper) and E (lower) 13.5 to 414.5 Ω (Gradually changes)
      1 - 2 Float level is E (lower) 405.5 to 414.5 Ω
      Result
      Result Proceed to
      OK A
      NG (for 2GR-FE) B
      NG (for 2AZ-FE) C

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    CHECK FUEL SUCTION TUBE ASSEMBLY WITH PUMP AND GAUGE


    1. Visually check the fuel suction tube assembly with pump and gauge connector whether there is a deformation or not.

      OK
      There is no deformation.
      Result
      Result Proceed to
      OK A
      NG (for 2GR-FE) B
      NG (for 2AZ-FE) C

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    REPLACE COMBINATION METER ASSEMBLYClick here

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    REPAIR OR REPLACE HARNESS OR CONNECTOR

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    REPLACE FUEL SENDER GAUGE ASSEMBLY (for 2GR-FE)Click here

  9. Click here

    REPLACE FUEL SENDER GAUGE ASSEMBLY (for 2AZ-FE)Click here

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    REPLACE FUEL SUCTION TUBE ASSEMBLY WITH PUMP AND GAUGE (for 2GR-FE)Click here

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    REPLACE FUEL SUCTION TUBE ASSEMBLY WITH PUMP AND GAUGE (for 2AZ-FE)Click here