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Home >> Lexus >> 2020 >> IS 350 Base, RWD >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge System - Diagnostic Codes (2 Of 2) & Symptom Tests (1 Of 2) >> Meter / Gauge System >> Fuel Receiver Gauge Display Malfunction [04/2013 - 08/2015] >> Procedure

Fuel Receiver Gauge Display Malfunction [04/2013 - 08/2015]: Procedure

  1. CHECK SYMPTOMS 
    1. Ask the customer about the problem symptoms.

      Result

      Result Proceed to
      Malfunction occurs when adding fuel (Even after adding fuel, reading does not increase at all or increases very slowly, etc.) A
      Malfunction occurs during normal driving (The reading does not change, decreases quickly or decreases when the vehicle is not being driven, etc.) (The problem symptom recurs) B
      Malfunction occurs during normal driving (The reading does not change, decreases quickly or decreases when the vehicle is not being driven, etc.) (The problem symptom does not recur) C

    Result: 

    B 

    See step  14

    Result: 

    C 

    See step  20

    Result: 

    A 

    See step  2

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

      Result

      Result Proceed to
      except F SPORT models A
      for F SPORT models B

    Result: 

    B 

    See step  4

    Result: 

    A 

    See step  3

  3. PERFORM ACTIVE TEST USING TECHSTREAM (FUEL METER OPERATION) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Enter following menus: Body Electrical / Combination Meter / Active Test.
    5. Check the operation by referring to the table below.

      Body Electrical > Combination Meter > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Fuel Meter Operation Fuel receiver gauge OFF, Empty, 1/2, Full -

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Meter Operation

      OK

      Fuel receiver gauge indication is normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016] 

    Result: 

    OK 

    See step  4

  4. CHECK FOR DTCs 
    1. Check if SFI system DTCs are output.

      for 2GR-FSE: Refer to DTC CHECK / CLEAR [04/2013 - 10/2017]

      for 4GR-FSE: Refer to DTC CHECK / CLEAR [04/2013 - 08/2015]

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      SFI system DTCs are not output. A
      SFI system DTCs are output. B

    Result: 

    B 

    GO TO SFI SYSTEM 

    for 2GR-FSE: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 10/2017]

    for 4GR-FSE: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 08/2015]

    Result: 

    A 

    See step  5

  5. CHECK FOR DTCs 
    1. Check if vehicle stability control system DTCs are output.

      Refer to DTC CHECK / CLEAR [04/2013 - 10/2016]

      Chassis > ABS/VSC/TRAC > Trouble Codes 

      Result

      Result Proceed to
      Vehicle stability control system DTCs are not output. A
      Vehicle stability control system DTCs are output. B

    Result: 

    B 

    GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 09/2020] 

    Result: 

    A 

    See step  6

  6. CHECK FUEL RECEIVER GAUGE OPERATION BY ADDING FUEL 
    1. Record the fuel receiver gauge reading.
    2. If the fuel tank assembly is almost full, drain 20 liters or more of fuel. (This is not necessary when the fuel tank assembly is sufficiently below full.)
    3. Disconnect the cable from the negative (-) battery terminal to reset the fuel receiver gauge.

      HINT: 

      Check that the engine switch is turned off before disconnecting the cable from the negative (-) battery terminal.

    4. Connect the cable to the negative (-) battery terminal and turn the engine switch on (IG).
    5. Check that the fuel receiver gauge has been reset.
    6. Drive the vehicle at 1.75 km/h or more, then move the shift lever to P and turn the engine switch off.
    7. Add 5.0 liters or more of fuel, turn the engine switch on (IG), and check that the fuel receiver gauge reading increases in proportion to the amount of fuel added.

      Result

      Result Proceed to
      Fuel receiver gauge reading increases in proportion to the amount of fuel added A
      Fuel receiver gauge reading does not change even when fuel is added B

    Result: 

    B 

    See step  8

    Result: 

    A 

    See step  7

  7. INSPECT FUEL TANK ASSEMBLY 

    HINT: 

    Inspect the fuel tank assembly for deformation, foreign matter or an improperly installed fuel receiver gauge, as this may be the cause of the fuel receiver gauge malfunction.

    1. Visually check the fuel tank assembly for any abnormalities.
    2. Check if there is an excessive amount of foreign matter in the fuel tank assembly.
    3. Check the installation condition of the fuel tank assembly, fuel sender gauge assembly and No. 2 fuel sender gauge assembly.

      Result

      Result Proceed to
      Normal A
      Appearance of the fuel tank assembly is abnormal. B
      There is an excessive amount of foreign matter in the fuel tank assembly. C
      The fuel tank assembly, fuel sender gauge assembly or No. 2 fuel sender gauge assembly is not installed correctly. D

    Result: 

    B 

    REPLACE FUEL TANK ASSEMBLY 

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

    for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    Result: 

    C 

    CLEAN INSIDE OF FUEL TANK ASSEMBLY 

    Result: 

    D 

    INSTALL FUEL TANK ASSEMBLY, FUEL SENDER GAUGE ASSEMBLY OR NO. 2 FUEL SENDER GAUGE ASSEMBLY CORRECTLY 

    Result: 

    A 

    See step  8

  8. 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 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 displayed on the Techstream is almost the same as the fuel receiver gauge indication. A
      Fuel level data displayed on the Techstream differs from the fuel receiver gauge indication. B

    Result: 

    B 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016] 

    Result: 

    A 

    See step  9

  9. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY, FUEL TANK VENT TUBE SUB-ASSEMBLY) 
    1. Disconnect the K3 combination meter assembly connector.
    2. Disconnect the Q29 fuel suction tube with pump and gauge assembly connector.
    3. Disconnect the P22 fuel tank vent tube sub-assembly connector.
    4. 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  10

  10. INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 
    1. Remove the fuel suction tube with pump and gauge assembly.

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

      for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    2. 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
      GTY457511Courtesy 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 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    Result: 

    OK 

    See step  11

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

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

      for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    2. Inspect the fuel sender gauge assembly.

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

      for 4GR-FSE: Refer to INSPECTION [04/2013 - 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 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    Result: 

    OK 

    See step  12

  12. INSPECT FUEL TANK VENT TUBE SUB-ASSEMBLY 
    1. Remove the fuel tank vent tube sub-assembly.

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

      for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    2. 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
      GTY457508Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Fuel Tank Vent Tube Sub-assembly)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE FUEL TANK VENT TUBE SUB-ASSEMBLY 

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

    for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    Result: 

    OK 

    See step  13

  13. 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 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

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

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

      for 4GR-FSE: Refer to INSPECTION [04/2013 - 08/2015]

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016] 

    Result: 

    NG 

    REPLACE NO. 2 FUEL SENDER GAUGE ASSEMBLY 

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

    for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

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

      Result

      Result Proceed to
      except F SPORT models A
      for F SPORT models B

    Result: 

    B 

    See step  16

    Result: 

    A 

    See step  15

  15. PERFORM ACTIVE TEST USING TECHSTREAM (FUEL METER OPERATION) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Enter following menus: Body Electrical / Combination Meter / Active Test.
    5. Check the operation by referring to the table below.

      Body Electrical > Combination Meter > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Fuel Meter Operation Fuel receiver gauge OFF, Empty, 1/2, Full -

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Meter Operation

      OK

      Fuel receiver gauge indication is normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016] 

    Result: 

    OK 

    See step  16

  16. CHECK FOR DTCs 
    1. Check if SFI system DTCs are output.

      for 2GR-FSE: Refer to DTC CHECK / CLEAR [04/2013 - 10/2017]

      for 4GR-FSE: Refer to DTC CHECK / CLEAR [04/2013 - 08/2015]

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      SFI system DTCs are not output. A
      SFI system DTCs are output. B

    Result: 

    B 

    GO TO SFI SYSTEM 

    for 2GR-FSE: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 10/2017]

    for 4GR-FSE: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 08/2015]

    Result: 

    A 

    See step  17

  17. CHECK FOR DTCs 
    1. Check if vehicle stability control system DTCs are output.

      Refer to DTC CHECK / CLEAR [04/2013 - 10/2016]

      Chassis > ABS/VSC/TRAC > Trouble Codes 

      Result

      Result Proceed to
      Vehicle stability control system DTCs are not output. A
      Vehicle stability control system DTCs are output. B

    Result: 

    B 

    GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 09/2020] 

    Result: 

    A 

    See step  18

  18. CHECK FOR DTCs 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [04/2013 - ]

      Body Electrical > Combination Meter > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output. A
      DTCs are output. B

    Result: 

    B 

    GO TO DTC B1500. Refer to  DTC B1500: Fuel Sender Open Detected [04/2013 - 08/2015] 

    Result: 

    A 

    See step  19

  19. INSPECT FUEL RECEIVER GAUGE 
    1. Disconnect the cable from the negative (-) battery terminal to reset the fuel receiver gauge.

      HINT: 

      Check that the engine switch is turned off before disconnecting the cable from the negative (-) battery terminal.

    2. Connect the cable to the negative (-) battery terminal and turn the engine switch on (IG).
    3. Check if the fuel receiver gauge reading corresponds with the amount of fuel remaining in the fuel tank assembly.

      Result

      Result Proceed to
      Fuel receiver gauge reading corresponds with the amount of fuel remaining in the fuel tank assembly. A
      Fuel receiver gauge reading does not correspond with the amount of fuel remaining in the fuel tank assembly. B

    Result: 

    A 

    END 

    Result: 

    B 

    See step  8

  20. CHECK FOR DTCs 
    1. Check if SFI system DTCs are output.

      for 2GR-FSE: Refer to DTC CHECK / CLEAR [04/2013 - 10/2017]

      for 4GR-FSE: Refer to DTC CHECK / CLEAR [04/2013 - 08/2015]

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      SFI system DTCs are not output. A
      SFI system DTCs are output. B

    Result: 

    B 

    GO TO SFI SYSTEM 

    for 2GR-FSE: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 10/2017]

    for 4GR-FSE: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 08/2015]

    Result: 

    A 

    See step  21

  21. CHECK FOR DTCs 
    1. Check if vehicle stability control system DTCs are output.

      Refer to DTC CHECK / CLEAR [04/2013 - 10/2016]

      Chassis > ABS/VSC/TRAC > Trouble Codes 

      Result

      Result Proceed to
      Vehicle stability control system DTCs are not output. A
      Vehicle stability control system DTCs are output. B

    Result: 

    B 

    GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2013 - 09/2020] 

    Result: 

    A 

    See step  22

  22. INSPECT FUEL TANK ASSEMBLY 

    HINT: 

    Inspect the fuel tank assembly for deformation, foreign matter or an improperly installed fuel receiver gauge, as this may be the cause of the fuel receiver gauge malfunction.

    1. Visually check the fuel tank assembly for any abnormalities.
    2. Check if there is an excessive amount of foreign matter in the fuel tank assembly.
    3. Check the installation condition of the fuel tank assembly, fuel sender gauge assembly and No. 2 fuel sender gauge assembly.

      Result

      Result Proceed to
      Normal A
      Appearance of the fuel tank assembly is abnormal. B
      There is an excessive amount of foreign matter in the fuel tank assembly. C
      The fuel tank assembly, fuel sender gauge assembly or No. 2 fuel sender gauge assembly is not installed correctly. D

    Result: 

    A 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [04/2013 - 10/2016] 

    Result: 

    B 

    REPLACE FUEL TANK ASSEMBLY 

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

    for 4GR-FSE: Refer to REMOVAL [04/2013 - 08/2015]

    Result: 

    C 

    CLEAN INSIDE OF FUEL TANK ASSEMBLY 

    Result: 

    D 

    INSTALL FUEL TANK ASSEMBLY, FUEL SENDER GAUGE ASSEMBLY OR NO. 2 FUEL SENDER GAUGE ASSEMBLY CORRECTLY 

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