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Home >> Lexus >> 2023 >> RX 350h Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostic Codes & Symptom Tests (1 Of 2) >> Meter / Gauge System >> DTC B1500-13: Fuel Sender Circuit Open [08/2023 - 10/2024] >> Procedure

DTC B1500-13: Fuel Sender Circuit Open [08/2023 - 10/2024]: Procedure

  1. CONFIRM MODEL 
    1. Choose the model to be inspected.

      Result

      Result Proceed to
      for 1Motor-HEV, HEV Model A
      for PHEV B
      for Gasoline Model C

    Result: 

    B 

    See step  6

    Result: 

    C 

    See step  10

    Result: 

    A 

    See step  2

  2. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Combination Meter > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Fuel Input Fuel level input Min.: 0.00 L, Max.: 655.35 L or Unset See [Normal Condition 1] The detected value of the fuel sender gauge assembly is displayed.
      HINT: 
      Depending on the vehicle, the fuel level standard value varies more or less.

      HINT: 

      [Normal Condition 1]: Fuel Input 

      1. GTY1068728Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Fuel Receiver Gauge
        *b Segments

        Refer to the following table to find the approximate indicated value of the fuel receiver gauge based on the value of the Data List item:

        Data List: Fuel Input (L) Fuel Receiver Gauge Indication
        58.50 or more Segments illuminate 8/8
        51.07 to 58.50 Segments illuminate 7/8
        43.64 to 51.07 Segments illuminate 6/8
        36.21 to 43.64 Segments illuminate 5/8
        28.79 to 36.21 Segments illuminate 4/8
        21.36 to 28.79 Segments illuminate 3/8
        13.93 to 21.36 Segments illuminate 2/8
        6.50 to 13.93 Segments illuminate 1/8
        below 6.50 Segments illuminate 0/8

      Body Electrical > Combination Meter > Data List 

      Tester Display
      Fuel Input

      Result

      Result Proceed to
      Fuel level data can be displayed on the GTS A
      Fuel level data cannot be displayed on the GTS B

    Result: 

    A 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2022 - 10/2024] 

    Result: 

    B 

    See step  3

  3. INSPECT FUEL SENDER GAUGE ASSEMBLY 

    for A25A-FXS (HEV Model): Refer to INSPECTION [10/2022 - ]

    for T24A-FTS (for 1Motor-HEV Model): Refer to INSPECTION [10/2022 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE FUEL SENDER GAUGE ASSEMBLY 

    for A25A-FXS (HEV Model): Refer to REMOVAL [10/2022 - ]

    for T24A-FTS (for 1Motor-HEV Model): Refer to REMOVAL [10/2022 - ]

    Result: 

    OK 

    See step  4

  4. INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1122575Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Fuel Suction Tube with Pump and Gauge Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition Result
      Z3-1 (FV) - A-3 Always Below 1 Ω Ω
      Z3-2 (FE) - A-2 Always Below 1 Ω Ω
      Z3-3 (FR) - A-1 Always Below 1 Ω Ω
      Z3-1 (FV) - Z3-2 (FE)
      or
      A-3 - A-2      		 Always 10 kΩ or higher kΩ
      Z3-1 (FV) - Z3-3 (FR)
      or
      A-3 - A-1      		 Always 10 kΩ or higher kΩ
      Z3-2 (FE) - Z3-3 (FR)
      or
      A-2 - A-1      		 Always 10 kΩ or higher kΩ

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 

    for A25A-FXS (HEV Model): Refer to REMOVAL [10/2022 - ]

    for T24A-FTS (for 1Motor-HEV Model): Refer to REMOVAL [10/2022 - ]

    Result: 

    OK 

    See step  5

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

    Pre-procedure1

    • Disconnect the C19 combination meter assembly connector.
    • Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition Result
      Z3-3 (FR) - C19-7 (FR) Always Below 1 Ω Ω
      Z3-2 (FE) - C19-25 (FE&B) Always Below 1 Ω Ω
      Z3-1 (FV) - C19-23 (FV) Always Below 1 Ω Ω
      Z3-3 (FR) or C19-7 (FR) - Body ground Always 10 kΩ or higher kΩ
      Z3-1 (FV) or C19-23 (FV) - Body ground Always 10 kΩ or higher kΩ

      Result

      Proceed to
      OK
      NG

    Post-procedure1

    • None

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2022 - 10/2024] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  6. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Combination Meter > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Fuel Input Fuel level input Min.: 0.00 L, Max.: 655.35 L or Unset See [Normal Condition 1] The detected value of the fuel sender gauge assembly is displayed.
      HINT: 
      Depending on the vehicle, the fuel level standard value varies more or less.

      HINT: 

      [Normal Condition 1]: Fuel Input 

      1. GTY1068728Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Fuel Receiver Gauge
        *b Segments

        Refer to the following table to find the approximate indicated value of the fuel receiver gauge based on the value of the Data List item:

        Data List: Fuel Input (L) Fuel Receiver Gauge Indication
        46.00 or more Segments illuminate 8/8
        40.30 to 46.00 Segments illuminate 7/8
        34.50 to 40.30 Segments illuminate 6/8
        28.70 to 34.50 Segments illuminate 5/8
        22.90 to 28.70 Segments illuminate 4/8
        17.10 to 22.90 Segments illuminate 3/8
        11.30 to 17.10 Segments illuminate 2/8
        5.50 to 11.30 Segments illuminate 1/8
        below 5.50 Segments illuminate 0/8

      Body Electrical > Combination Meter > Data List 

      Tester Display
      Fuel Input

      Result

      Result Proceed to
      Fuel level data can be displayed on the GTS A
      Fuel level data cannot be displayed on the GTS B

    Result: 

    A 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2022 - 10/2024] 

    Result: 

    B 

    See step  7

  7. INSPECT FUEL SENDER GAUGE ASSEMBLY 

    Refer to INSPECTION [08/2023 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [08/2023 - ] 

    Result: 

    OK 

    See step  8

  8. INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1207311Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Fuel Suction Tube with Pump and Gauge Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition Result
      H139-1 (FV) - B-3 Always Below 1 Ω Ω
      H139-2 (FE) - B-2 Always Below 1 Ω Ω
      H139-3 (FR) - B-1 Always Below 1 Ω Ω
      H139-1 (FV) - H139-2 (FE)
      or
      B-3 - B-2      		 Always 10 kΩ or higher kΩ
      H139-1 (FV) - H139-3 (FR)
      or
      B-3 - B-1      		 Always 10 kΩ or higher kΩ
      H139-2 (FE) - H139-3 (FR)
      or
      B-2 - B-1      		 Always 10 kΩ or higher kΩ

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY. Refer to  REMOVAL [08/2023 - ] 

    Result: 

    OK 

    See step  9

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

    Pre-procedure1

    • Disconnect the C19 combination meter assembly connector.
    • Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition Result
      H139-3 (FR) - C19-7 (FR) Always Below 1 Ω Ω
      H139-2 (FE) - C19-25 (FE&B) Always Below 1 Ω Ω
      H139-1 (FV) - C19-23 (FV) Always Below 1 Ω Ω
      H139-1 (FV) or C19-23 (FV) - Body ground Always 10 kΩ or higher kΩ

      Result

      Proceed to
      OK
      NG

    Post-procedure1

    • None

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2022 - 10/2024] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  10. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Combination Meter > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Fuel Input Fuel level input Min.: 0.00 L, Max.: 655.35 L or Unset See [Normal Condition 1] The detected value of the fuel sender gauge assembly is displayed.
      HINT: 
      Depending on the vehicle, the fuel level standard value varies more or less.

      HINT: 

      [Normal Condition 1]: Fuel Input 

      1. GTY1068728Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Fuel Receiver Gauge
        *b Segments

        Refer to the following table to find the approximate indicated value of the fuel receiver gauge based on the value of the Data List item:

        Data List: Fuel Input (L) Fuel Receiver Gauge Indication
        60.75 or more Segments illuminate 8/8
        53.04 to 60.75 Segments illuminate 7/8
        45.32 to 53.04 Segments illuminate 6/8
        37.61 to 45.32 Segments illuminate 5/8
        29.89 to 37.61 Segments illuminate 4/8
        22.18 to 29.89 Segments illuminate 3/8
        14.46 to 22.18 Segments illuminate 2/8
        6.75 to 14.46 Segments illuminate 1/8
        below 6.75 Segments illuminate 0/8

      Body Electrical > Combination Meter > Data List 

      Tester Display
      Fuel Input

      Result

      Result Proceed to
      Fuel level data can be displayed on the GTS A
      Fuel level data cannot be displayed on the GTS B

    Result: 

    A 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2022 - 10/2024] 

    Result: 

    B 

    See step  11

  11. INSPECT FUEL SENDER GAUGE ASSEMBLY 

    Refer to INSPECTION [10/2022 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    OK 

    See step  12

  12. INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1207312Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Fuel Suction Tube with Pump and Gauge Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition Result
      H188-1 (FV) - C-3 Always Below 1 Ω Ω
      H188-2 (FE) - C-2 Always Below 1 Ω Ω
      H188-3 (FR) - C-1 Always Below 1 Ω Ω
      H188-1 (FV) - H188-2 (FE)
      or
      C-3 - C-2      		 Always 10 kΩ or higher kΩ
      H188-1 (FV) - H188-3 (FR)
      or
      C-3 - C-1      		 Always 10 kΩ or higher kΩ
      H188-2 (FE) - H188-3 (FR)
      or
      C-2 - C-1      		 Always 10 kΩ or higher kΩ

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    OK 

    See step  13

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

    Pre-procedure1

    • Disconnect the C19 combination meter assembly connector.
    • Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition Result
      H188-3 (FR) - C19-7 (FR) Always Below 1 Ω Ω
      H188-2 (FE) - C19-25 (FE&B) Always Below 1 Ω Ω
      H188-1 (FV) - C19-23 (FV) Always Below 1 Ω Ω
      H188-1 (FV) or C19-23 (FV) - Body ground Always 10 kΩ or higher kΩ

      Result

      Proceed to
      OK
      NG

    Post-procedure1

    • None

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2022 - 10/2024] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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