DTC B1500-13: Fuel Sender Circuit Open; DTC B1501-13: Sub Fuel Sender Circuit Open [08/2020 - ]: Procedure

WARNING: This page is about a different car, the 2022 Toyota Avalon, 2021 Toyota Avalon, 2020 Toyota Avalon, and 2019 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR DTC (METER / GAUGE SYSTEM)

Check for DTCs.

Body Electrical > Combination Meter > Trouble Codes

Result

Result	Proceed to
DTCs are not output	A
Only DTC B1500-13 is output	B
Only DTC B1501-13 is output	C
DTC B1500-13 and B1501-13 are output at the same time	D

Result:

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

Result:

See step 11

Result:

See step 15

Result:

See step 2

CONFIRM MODEL

Choose the model to be inspected.

Result

Result	Proceed to
for 2WD	A
for AWD	B

Result:

See step 7

Result:

See step 3

READ VALUE USING TECHSTREAM

Connect the Techstream to the DLC3.
Turn the engine switch on (IG).
Turn the Techstream on.
Enter the following menus: Body Electrical / Combination Meter / Data List.

Read the Data List according to the display on the Techstream.

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	for 60.6 liter (64.0 US qts, 53.3 Imp. qts) Fuel Tank: Fuel receiver gauge indicates F: 54.5 L Fuel receiver gauge indicates 3/4: 45.5 L Fuel receiver gauge indicates 1/2: 30.3 L Fuel receiver gauge indicates 1/4: 15.2 L Fuel receiver gauge indicates E: 6.1 L for 55.0 liter (58.1 US qts, 48.4 Imp. qts) Fuel Tank: Fuel receiver gauge indicates F: 48.1 L Fuel receiver gauge indicates 3/4: 41.3 L Fuel receiver gauge indicates 1/2: 27.5 L Fuel receiver gauge indicates 1/4: 13.8 L Fuel receiver gauge indicates E: 5.5 L	The detected value of the fuel sender gauge assembly is displayed.

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Fuel Input

Fuel level input

Min.: 0.00 L, Max.: 655.35 L or Unset

for 60.6 liter (64.0 US qts, 53.3 Imp. qts) Fuel Tank:

Fuel receiver gauge indicates F: 54.5 L
Fuel receiver gauge indicates 3/4: 45.5 L
Fuel receiver gauge indicates 1/2: 30.3 L
Fuel receiver gauge indicates 1/4: 15.2 L
Fuel receiver gauge indicates E: 6.1 L

for 55.0 liter (58.1 US qts, 48.4 Imp. qts) Fuel Tank:

Fuel receiver gauge indicates F: 48.1 L
Fuel receiver gauge indicates 3/4: 41.3 L
Fuel receiver gauge indicates 1/2: 27.5 L
Fuel receiver gauge indicates 1/4: 13.8 L
Fuel receiver gauge indicates E: 5.5 L

The detected value of the fuel sender gauge assembly is displayed.

Body Electrical > Combination Meter > Data List

Tester Display
Fuel Input

Result

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

Result:

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

Result:

See step 4

INSPECT FUEL SENDER GAUGE ASSEMBLY

Remove the fuel sender gauge assembly.
Refer to REMOVAL [04/2018 - 08/2021] , or refer to REMOVAL [08/2021 - ]

Inspect the fuel sender gauge assembly.

Refer to INSPECTION [04/2018 - ]

Result

Proceed to
OK
NG

Result:

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

Result:

See step 5

INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*a	Component without harness connected (Fuel Suction Tube with Pump and Gauge Assembly)

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K38-1 (FV) - A-3	Always	Below 1 Ω
K38-2 (FE) - A-2	Always	Below 1 Ω
K38-3 (FS) - A-1	Always	Below 1 Ω
K38-1 (FV) - K38-3 (FS) or A-3 - A-1	Always	10 kΩ or higher
K38-1 (FV) - K38-2 (FE) or A-3 - A-2	Always	10 kΩ or higher
K38-2 (FE) - K38-3 (FS) or A-2 - A-1	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY. Refer to REMOVAL [04/2018 - 08/2021] , or refer to REMOVAL [08/2021 - ]

Result:

See step 6

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

Disconnect the G16 combination meter assembly connector.

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K38-1 (FV) - G16-15 (FV)	Always	Below 1 Ω
K38-3 (FS) - G16-14 (FR)	Always	Below 1 Ω
K38-2 (FE) - G16-33 (FE)	Always	Below 1 Ω
K38-1 (FV) or G16-15 (FV) - Body ground	Always	10 kΩ or higher
K38-3 (FS) or G16-14 (FR) - Body ground	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

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

Result:

REPAIR OR REPLACE HARNESS OR CONNECTOR

READ VALUE USING TECHSTREAM

Connect the Techstream to the DLC3.
Turn the engine switch on (IG).
Turn the Techstream on.
Enter the following menus: Body Electrical / Combination Meter / Data List.

Read the Data List according to the display on the Techstream.

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	Fuel receiver gauge indicates F: 49.5 L* Fuel receiver gauge indicates 3/4: 41.3 L* Fuel receiver gauge indicates 1/2: 27.5 L Fuel receiver gauge indicates 1/4: 13.8 L Fuel receiver gauge indicates E: 5.5 L	The detected value of the fuel sender gauge assembly is displayed.

*: Combined value of "Fuel Input" and "Sub Fuel Input"

Body Electrical > Combination Meter > Data List

Tester Display
Fuel Input

Result

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

Result:

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

Result:

See step 8

INSPECT FUEL SENDER GAUGE ASSEMBLY

Remove the fuel sender gauge assembly.
Refer to REMOVAL [08/2020 - ]

Inspect the fuel sender gauge assembly.

Refer to INSPECTION [08/2020 - ]

Result

Proceed to
OK
NG

Result:

REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to REMOVAL [08/2020 - ]

Result:

See step 9

INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*a	Component without harness connected (Fuel Suction Tube with Pump and Gauge Assembly)

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K38-1 (FV) - B-3	Always	Below 1 Ω
K38-2 (FE) - B-2	Always	Below 1 Ω
K38-3 (FS) - B-1	Always	Below 1 Ω

Result

Proceed to
OK
NG

Result:

REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY. Refer to REMOVAL [08/2020 - ]

Result:

See step 10

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

Disconnect the G16 combination meter assembly connector.

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K38-1 (FV) - G16-15 (FV)	Always	Below 1 Ω
K38-3 (FS) - G16-14 (FR)	Always	Below 1 Ω
K38-2 (FE) - G16-33 (FE)	Always	Below 1 Ω
K38-3 (FS) or G16-14 (FR) - Body ground	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

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

Result:

REPAIR OR REPLACE HARNESS OR CONNECTOR

READ VALUE USING TECHSTREAM

Connect the Techstream to the DLC3.
Turn the engine switch on (IG).
Turn the Techstream on.
Enter the following menus: Body Electrical / Combination Meter / Data List.

Read the Data List according to the display on the Techstream.

Body Electrical > Combination Meter > Data List

Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
Sub Fuel Input	Fuel level input	Min.: 0 L, Max.: 655.34 L or Unset	Fuel receiver gauge indicates F: 49.5 L* Fuel receiver gauge indicates 3/4: 41.3 L*	The detected value of the No. 2 fuel sender gauge assembly is displayed.

*: Combined value of "Fuel Input" and "Sub Fuel Input"

Body Electrical > Combination Meter > Data List

Tester Display
Sub Fuel Input

Result

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

Result:

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

Result:

See step 12

INSPECT NO. 2 FUEL SENDER GAUGE ASSEMBLY

Remove the No. 2 fuel sender gauge assembly.
Refer to REMOVAL [08/2020 - ]

Inspect the No. 2 fuel sender gauge assembly.

Refer to INSPECTION [08/2020 - ]

Result

Proceed to
OK
NG

Result:

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

Result:

See step 13

INSPECT FUEL TANK VENT TUBE ASSEMBLY

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*a	Component without harness connected (Fuel Tank Vent Tube Assembly)

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K73-1 (FV) - C-3	Always	Below 1 Ω
K73-2 (FE) - C-2	Always	Below 1 Ω
K73-3 (FR) - C-1	Always	Below 1 Ω

Result

Proceed to
OK
NG

Result:

REPLACE FUEL TANK VENT TUBE ASSEMBLY. Refer to REMOVAL [08/2020 - ]

Result:

See step 14

CHECK HARNESS AND CONNECTOR (FUEL TANK VENT TUBE ASSEMBLY - COMBINATION METER ASSEMBLY)

Disconnect the G16 combination meter assembly connector.

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K73-1 (FV) - G16-15 (FV)	Always	Below 1 Ω
K73-3 (FR) - G16-35 (FR2)	Always	Below 1 Ω
K73-2 (FE) - G16-33 (FE)	Always	Below 1 Ω
K73-3 (FR) or G16-35 (FR2) - Body ground	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

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

Result:

REPAIR OR REPLACE HARNESS OR CONNECTOR

READ VALUE USING TECHSTREAM

Connect the Techstream to the DLC3.
Turn the engine switch on (IG).
Turn the Techstream on.
Enter the following menus: Body Electrical / Combination Meter / Data List.

Read the Data List according to the display on the Techstream.

Body Electrical > Combination Meter > Data List

Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
Fuel Input	Fuel level input	Min.: 0 L, Max.: 655.34 L or Unset	Fuel receiver gauge indicates F: 49.5 L* Fuel receiver gauge indicates 3/4: 41.3 L* Fuel receiver gauge indicates 1/2: 27.5 L Fuel receiver gauge indicates 1/4: 13.8 L Fuel receiver gauge indicates E: 5.5 L	The detected value of the fuel sender gauge assembly is displayed.
Sub Fuel Input	Fuel level input	Min.: 0 L, Max.: 655.34 L or Unset	Fuel receiver gauge indicates F: 49.5 L* Fuel receiver gauge indicates 3/4: 41.3 L*	The detected value of the No. 2 fuel sender gauge assembly is displayed.

*: Combined value of "Fuel Input" and "Sub Fuel Input"

Body Electrical > Combination Meter > Data List

Tester Display
Fuel Input
Sub Fuel Input

Result

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

Result:

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

Result:

See step 16

INSPECT FUEL SENDER GAUGE ASSEMBLY

Remove the fuel sender gauge assembly.
Refer to REMOVAL [08/2020 - ]

Inspect the fuel sender gauge assembly.

Refer to INSPECTION [08/2020 - ]

Result

Proceed to
OK
NG

Result:

REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to REMOVAL [08/2020 - ]

Result:

See step 17

INSPECT FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY

*a	Component without harness connected (Fuel Suction Tube with Pump and Gauge Assembly)

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K38-1 (FV) - K38-3 (FS) or B-3 - B-1	Always	10 kΩ or higher
K38-1 (FV) - K38-2 (FE) or B-3 - B-2	Always	10 kΩ or higher
K38-2 (FE) - K38-3 (FS) or B-2 - B-1	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY. Refer to REMOVAL [08/2020 - ]

Result:

See step 18

INSPECT NO. 2 FUEL SENDER GAUGE ASSEMBLY

Remove the No. 2 fuel sender gauge assembly.
Refer to REMOVAL [08/2020 - ]

Inspect the No. 2 fuel sender gauge assembly.

Refer to INSPECTION [08/2020 - ]

Result

Proceed to
OK
NG

Result:

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

Result:

See step 19

INSPECT FUEL TANK VENT TUBE ASSEMBLY

*a	Component without harness connected (Fuel Tank Vent Tube Assembly)

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K73-1 (FV) - K73-3 (FR) or C-3 - C-1	Always	10 kΩ or higher
K73-1 (FV) - K73-2 (FE) or C-3 - C-2	Always	10 kΩ or higher
K73-2 (FE) - K73-3 (FR) or C-2 - C-1	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

REPLACE FUEL TANK VENT TUBE ASSEMBLY. Refer to REMOVAL [08/2020 - ]

Result:

See step 20

CHECK HARNESS AND CONNECTOR (FUEL SENDER GAUGE SIDE - COMBINATION METER ASSEMBLY)

Disconnect the G16 combination meter assembly connector.

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

Standard Resistance

Tester Connection	Condition	Specified Condition
K38-1 (FV) or K73-1 (FV) - G16-15 (FV)	Always	Below 1 Ω
K38-2 (FE) or K73-2 (FE) - G16-33 (FE)	Always	Below 1 Ω
K38-1 (FV), K73-1 (FV) or G16-15 (FV) - Body ground	Always	10 kΩ or higher
K38-3 (FS) or G16-14 (FR) - Body ground	Always	10 kΩ or higher
K73-3 (FR) or G16-35 (FR2) - Body ground	Always	10 kΩ or higher

Result

Proceed to
OK
NG

Result:

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

Result:

REPAIR OR REPLACE HARNESS OR CONNECTOR