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Home >> Toyota >> 2020 >> Prius LE AWD-e >> Repair and Diagnosis >> External Pages >> Different car >> Section 167 (Meter / Gauge / Display - Diagnostic Codes (U0100) & Symptom Tests (Except Hybrid)) >> METER / GAUGE SYSTEM (for Gasoline Model) >> Symptom Tests >> Fuel Receiver Gauge Display Malfunction [08/2020 - 08/2021] >> Procedure

Fuel Receiver Gauge Display Malfunction [08/2020 - 08/2021]: Procedure

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  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if CAN communication DTCs are output.

      Refer to DIAGNOSIS SYSTEM [08/2020 - 08/2021]

      Result

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

    Result: 

    B 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

    Result: 

    A 

    See step  2

  2. CHECK FOR DTC (SFI SYSTEM) 
    1. Check if SFI system DTCs are output.

      Powertrain > Engine > Trouble Codes 

      Result

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

    Result: 

    B 

    GO TO SFI SYSTEM 

    for 2GR-FKS: Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2020 - ]

    for A25A-FKS: Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2020 - ]

    Result: 

    A 

    See step  3

  3. CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM) 
    1. Check if electronically controlled brake system DTCs are output.

      Chassis > ABS/VSC/TRAC/EPB > Trouble Codes 

      Result

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

    Result: 

    B 

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2020 - 08/2021] 

    Result: 

    A 

    See step  4

  4. 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  7

    Result: 

    C 

    See step  9

    Result: 

    A 

    See step  5

  5. PERFORM ACTIVE TEST USING TECHSTREAM 
    GTY876253Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Fuel Gauge Operation (Sender E)
    *b Fuel Gauge Operation (Empty)
    *c Fuel Gauge Operation (Warning)
    *d Fuel Gauge Operation (1/4)
    *e Fuel Gauge Operation (1/2)
    *f Fuel Gauge Operation (3/4)
    *g Fuel Gauge Operation (Full)
    *h Fuel Gauge Operation (Sender F)
    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. Perform the Active Test according to the display on the Techstream.

      Body Electrical > Combination Meter > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Fuel Gauge Operation (Sender E) Fuel receiver gauge (Sender E) ON -
      Fuel Gauge Operation (Empty) Fuel receiver gauge (Empty) ON -
      Fuel Gauge Operation (Warning) Fuel receiver gauge (Warning) ON -
      Fuel Gauge Operation (1/4) Fuel receiver gauge (1/4) ON -
      Fuel Gauge Operation (1/2) Fuel receiver gauge (1/2) ON -
      Fuel Gauge Operation (3/4) Fuel receiver gauge (3/4) ON -
      Fuel Gauge Operation (Full) Fuel receiver gauge (Full) ON -
      Fuel Gauge Operation (Sender F) Fuel receiver gauge (Sender F) ON -

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Sender E)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Empty)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Warning)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (1/4)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (1/2)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (3/4)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Full)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Sender F)

      OK

      Fuel receiver gauge indication is normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [08/2020 - 08/2021] 

    Result: 

    OK 

    See step  6

  6. CHECK FUEL RECEIVER GAUGE (OPERATION BY ADDING FUEL) 
    1. If the fuel tank assembly is almost full, drain 20 liters (21.1 US qts, 17.6 Imp. qts) or more of fuel.

      HINT: 

      This is not necessary when the fuel tank assembly is sufficiently below full.

    2. Record the fuel receiver gauge reading.
    3. Turn the engine switch off.
    4. Disconnect the cable from the negative (-) battery terminal to reset the fuel receiver gauge.
    5. Connect the cable to the negative (-) battery terminal.
    6. Turn the engine switch on (IG).
    7. Drive the vehicle at 1.8 km/h (1 mph) or more, then stop the vehicle.
    8. Turn the engine switch off.
    9. Add 5.0 liters (5.3 US qts, 4.4 Imp. qts) or more of fuel.
    10. Turn the engine switch on (IG).
    11. 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: 

    A 

    See step  9

    Result: 

    B 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [08/2020 - 08/2021] 

  7. PERFORM ACTIVE TEST USING TECHSTREAM 
    GTY876253Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Fuel Gauge Operation (Sender E)
    *b Fuel Gauge Operation (Empty)
    *c Fuel Gauge Operation (Warning)
    *d Fuel Gauge Operation (1/4)
    *e Fuel Gauge Operation (1/2)
    *f Fuel Gauge Operation (3/4)
    *g Fuel Gauge Operation (Full)
    *h Fuel Gauge Operation (Sender F)
    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. Perform the Active Test according to the display on the Techstream.

      Body Electrical > Combination Meter > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Fuel Gauge Operation (Sender E) Fuel receiver gauge (Sender E) ON -
      Fuel Gauge Operation (Empty) Fuel receiver gauge (Empty) ON -
      Fuel Gauge Operation (Warning) Fuel receiver gauge (Warning) ON -
      Fuel Gauge Operation (1/4) Fuel receiver gauge (1/4) ON -
      Fuel Gauge Operation (1/2) Fuel receiver gauge (1/2) ON -
      Fuel Gauge Operation (3/4) Fuel receiver gauge (3/4) ON -
      Fuel Gauge Operation (Full) Fuel receiver gauge (Full) ON -
      Fuel Gauge Operation (Sender F) Fuel receiver gauge (Sender F) ON -

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Sender E)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Empty)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Warning)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (1/4)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (1/2)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (3/4)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Full)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Fuel Gauge Operation (Sender F)

      OK

      Fuel receiver gauge indication is normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [08/2020 - 08/2021] 

    Result: 

    OK 

    See step  8

  8. CHECK FUEL RECEIVER GAUGE 
    1. Record the fuel receiver gauge reading.
    2. Turn the engine switch off.
    3. Disconnect the cable from the negative (-) battery terminal to reset the fuel receiver gauge.
    4. Connect the cable to the negative (-) battery terminal.
    5. Turn the engine switch on (IG).
    6. 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 

    See step  9

    Result: 

    B 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [08/2020 - 08/2021] 

  9. INSPECT FUEL TANK ASSEMBLY 

    HINT: 

    Inspect the fuel tank assembly, fuel sender assembly and No. 2 fuel sender gauge 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. *: for AWD
    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. Visually check the fuel sender gauge assembly and No. 2 fuel sender gauge assembly* for damage and confirm that it operates correctly.
    4. Check the installation condition of the fuel tank assembly fuel sender gauge assembly and No. 2 fuel sender gauge assembly*.
      1. *: for AWD

      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 sender gauge assembly is visually damaged or does not operate correctly
      (for 2WD)      		 D
      The fuel sender gauge assembly or No. 2 fuel sender gauge assembly is visually damaged or does not operate correctly
      (for AWD)      		 E
      The fuel tank assembly or fuel sender gauge assembly is not installed correctly
      (for 2WD)      		 F
      The fuel tank assembly, fuel sender gauge assembly or No. 2 fuel sender gauge assembly is not installed correctly
      (for AWD)      		 G

    Result: 

    A 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

    Result: 

    B 

    REPLACE FUEL TANK ASSEMBLY 

    for 2GR-FKS: Refer to REMOVAL [04/2018 - 08/2021]

    for A25A-FKS: Refer to REMOVAL [08/2020 - ]

    Result: 

    C 

    CLEAN INSIDE OF FUEL TANK ASSEMBLY 

    Result: 

    D 

    REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [04/2018 - 08/2021] 

    Result: 

    E 

    REPLACE FUEL SENDER GAUGE ASSEMBLY OR NO. 2 FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [08/2020 - ] 

    Result: 

    F 

    INSTALL FUEL TANK ASSEMBLY OR FUEL SENDER GAUGE ASSEMBLY CORRECTLY 

    Result: 

    G 

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

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