METER / GAUGE SYSTEM, Diagnostic DTC:B1500

DTC Code DTC Name
B1500 Fuel Sender Open Detected

DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area Memory
B1500 Fuel Sender Open Detected

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


  • Average input signal of fuel sender gauge assembly is 550 Ω or more 3 times consecutively

  • Harness or connector

  • Fuel sender gauge assembly

  • Fuel suction tube with pump and gauge assembly

  • Combination meter assembly

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WIRING DIAGRAM

A00327SE08

PROCEDURE


  1. READ VALUE USING GTS (FUEL INPUT)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the GTS on.

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

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


      Body Electrical > Combination Meter > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Fuel Input Fuel input Min.: 0 L, Max. 127.5 L

      Fuel receiver gauge indicates F: 39.6 L

      Fuel receiver gauge indicates 3/4: 31.5 L

      Fuel receiver gauge indicates 1/2: 22.5 L

      Fuel receiver gauge indicates 1/4: 13.1 L

      Fuel receiver gauge indicates E: 4.5 L

      		 -

      Body Electrical > Combination Meter > Data List
      Tester Display
      Fuel Input
      Result
      Result Proceed to
      Fuel level data can be displayed on the GTS and DTC B1500 is output. A
      Fuel level data cannot be displayed on the GTS. B

    A

    REPLACE COMBINATION METER ASSEMBLY Click here

    B

  2. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY)


    1. Disconnect the E46 combination meter assembly connector.

    2. Disconnect the L20 fuel suction tube with pump and gauge assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      E46-16 (L) - L20-2 (FS) Always Below 1 Ω
      E46-16 (L) - Body ground Always 10 kΩ or higher
      E46-15 (E) - L20-3 (FE) Always Below 1 Ω
      E46-15 (E) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. INSPECT FUEL SENDER GAUGE ASSEMBLY


    1. Remove the fuel sender gauge assembly.

      Click here

    2. Inspect the fuel sender gauge assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FUEL SENDER GAUGE ASSEMBLY Click here

    OK

  4. CHECK CONNECTOR


    1. Visually check for deformation on the fuel suction tube with pump and gauge assembly connector.

      OK
      There is no deformation.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE COMBINATION METER ASSEMBLY Click here

    NG

    REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY Click here