METER / GAUGE SYSTEM, Diagnostic DTC:B1501

DTC Code DTC Name
B1501 Sub Fuel Sender Open Detected

DESCRIPTION

Tech Tips

Trouble code B1501 is only output for double tank equipped vehicles

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

DTC Code DTC Detection Condition Trouble Area
B1501 When the combination meter detects a fuel sender gauge malfunction.

  • Harness or connector

  • Combination meter assembly

  • Fuel sender gauge assembly

WIRING DIAGRAM

A0158APE04

INSPECTION PROCEDURE

PROCEDURE


  1. READ VALUE USING INTELLIGENT TESTER (FUEL SENDER GAUGE)

    Combination Meter
    Tester Display Measurement Item/Range Normal Condition Diagnostic Note
    Fuel Input Fuel sender gauge (main) input signal/Min.: 0, Max.: 127.5 Fuel sender input value Unit: L

    1. Operate the intelligent tester according to the display and select the Data List Click here.

      OK
      Fuel value displayed on the intelligent tester is almost same as needle indication.
      Result
      Result Proceed to
      NG A
      OK (w/ Multi-information Display) B
      OK (w/o Multi-information Display) C

    B

    REPLACE COMBINATION METER ASSEMBLY Click here

    C

    REPLACE COMBINATION METER ASSEMBLY Click here

    A

  2. CHECK HARNESS AND CONNECTOR (COMBINATION METER - FUEL SENDER GAUGE AND BODY GROUND)

    A015BNTE01

    1. Disconnect the E7 and E8 meter connectors.

    2. Disconnect the M2 gauge connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      E8-10 (L) - M2-3 (S) Always Below 1 Ω
      E8-22 (FE) - M2-1 (E)
      E7-15 (ET) - Body ground
      E8-10 (L) or M2-3 (S) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. INSPECT FUEL SENDER GAUGE ASSEMBLY

    A01561ZE01

    1. for 1GR-FE:

      Remove the fuel sender gauge Click here.

    2. for 1UR-FE:

      Remove the fuel sender gauge Click here.

    3. for 3UR-FE:

      Remove the fuel sender gauge Click here.

    4. for 1VD-FTV:

      Remove the fuel sender gauge Click here.

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

      Standard resistance
      Tester Connection Condition Specified Condition
      3 (S) - 1 (E) Float level is F (upper) 12 to 18 Ω
      Float level is E (lower) 405 to 415 Ω
      Result
      Result Proceed to
      OK A
      NG (for 1GR-FE) B
      NG (for 1UR-FE) C
      NG (for 3UR-FE) D
      NG (for 1VD-FTV) E

    B

    REPLACE FUEL SENDER GAUGE ASSEMBLY Click here

    C

    REPLACE FUEL SENDER GAUGE ASSEMBLY Click here

    D

    REPLACE FUEL SENDER GAUGE ASSEMBLY Click here

    E

    REPLACE FUEL SENDER GAUGE ASSEMBLY Click here

    A

  4. CHECK COMBINATION METER ASSEMBLY


    1. Check the combination meter type.

      Result
      Result Proceed to
      w/ Multi-information Display A
      w/o Multi-information Display B

    B

    REPLACE COMBINATION METER ASSEMBLY Click here

    A

    REPLACE COMBINATION METER ASSEMBLY Click here