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Home >> Lexus >> 2019 >> IS 350 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostic Codes (1 Of 2) >> Meter / Gauge System >> DTC B1500: Fuel Sender Open Detected [08/2015 - 10/2017] >> Procedure

DTC B1500: Fuel Sender Open Detected [08/2015 - 10/2017]: Procedure

  1. READ VALUE USING TECHSTREAM (FUEL INPUT) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream 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 For F SPORT models:
      Fuel receiver gauge indicates F: 64.8 L
      Fuel receiver gauge indicates 3/4: 46.8 L
      Fuel receiver gauge indicates 1/2: 35.1 L
      Fuel receiver gauge indicates 1/4: 20.6 L
      Fuel receiver gauge indicates E: 3.3 L
      Except F SPORT models:
      Fuel receiver gauge indicates F: 64.8 L
      Fuel receiver gauge indicates 3/4: 49.2 L
      Fuel receiver gauge indicates 1/2: 30.8 L
      Fuel receiver gauge indicates 1/4: 15.4 L
      Fuel receiver gauge indicates E: 3.3 L
      Unit: Liter

      Body Electrical > Combination Meter > Data List 

      Tester Display
      Fuel Input

      Result

      Result Proceed to
      Fuel level data can be displayed on the Techstream and DTC B1500 is output. A
      Fuel level data cannot be displayed on the Techstream. B

    Result: 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016]  , or refer to  REMOVAL [10/2016 - 09/2020] 

    Result: 

    See step  2

  2. INSPECT FUEL SENDER GAUGE ASSEMBLY 
    1. Disconnect the K3 combination meter assembly connector.
      GTY458614Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Combination Meter Assembly)
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K3-27 (FR) - K3-28 (FE) Always 13.0 to 415.5 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016]  , or refer to  REMOVAL [10/2016 - 09/2020] 

    Result: 

    NG 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY, FUEL TANK VENT TUBE ASSEMBLY) 
    1. Disconnect the Q29 fuel suction tube with pump and gauge assembly connector.
    2. Disconnect the P22 fuel tank vent tube assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K3-27 (FR) - Q29-2 (FS) Always Below 1 Ω
      K3-28 (FE) - P22-3 (FR) Always Below 1 Ω
      Q29-3 (FE) - P22-2 (S) Always Below 1 Ω
      K3-27 (FR) - Body ground Always 10 kΩ or higher
      K3-28 (FE) - Body ground Always 10 kΩ or higher
      Q29-3 (FE) - Body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  4

  4. INSPECT FUEL SENDER GAUGE ASSEMBLY 
    1. Remove the fuel sender gauge assembly.

      For 2GR-FSE: Refer to REMOVAL [04/2013 - 10/2017]

      For 8AR-FTS: Refer to REMOVAL [08/2015 - ]

    2. Inspect the fuel sender gauge assembly.

      For 2GR-FSE: Refer to INSPECTION [04/2013 - 10/2017]

      For 8AR-FTS: Refer to INSPECTION [08/2015 - ]

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE FUEL SENDER GAUGE ASSEMBLY 

    For 2GR-FSE: Refer to REMOVAL [04/2013 - 10/2017]

    For 8AR-FTS: Refer to REMOVAL [08/2015 - ]

    Result: 

    OK 

    See step  5

  5. INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      Q29-2 (FS) - A-1 Always Below 1 Ω
      Q29-3 (FE) - A-2 Always Below 1 Ω
      GTY468829Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Fuel Suction Tube with Pump and Gauge Assembly)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 

    For 2GR-FSE: Refer to REMOVAL [04/2013 - 10/2017]

    For 8AR-FTS: Refer to REMOVAL [08/2015 - ]

    Result: 

    OK 

    See step  6

  6. INSPECT NO. 2 FUEL SENDER GAUGE ASSEMBLY 
    1. Remove the No. 2 fuel sender gauge assembly.

      For 2GR-FSE: Refer to REMOVAL [04/2013 - 10/2017]

      For 8AR-FTS: Refer to REMOVAL [08/2015 - ]

    2. Inspect the No. 2 fuel sender gauge assembly.

      For 2GR-FSE: Refer to INSPECTION [04/2013 - 10/2017]

      For 8AR-FTS: Refer to INSPECTION [08/2015 - ]

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE NO. 2 FUEL SENDER GAUGE ASSEMBLY 

    For 2GR-FSE: Refer to REMOVAL [04/2013 - 10/2017]

    For 8AR-FTS: Refer to REMOVAL [08/2015 - ]

    Result: 

    OK 

    See step  7

  7. INSPECT FUEL TANK VENT TUBE ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      P22-2 (S) - B-1 Always Below 1 Ω
      P22-3 (FR) - B-2 Always Below 1 Ω
      GTY457510Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Fuel Tank Vent Tube Assembly)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016]  , or refer to  REMOVAL [10/2016 - 09/2020] 

    Result: 

    NG 

    REPLACE FUEL TANK VENT TUBE ASSEMBLY 

    For 2GR-FSE: Refer to REMOVAL [04/2013 - 10/2017]

    For 8AR-FTS: Refer to REMOVAL [08/2015 - ]