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

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. 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: 49.50 L* Fuel receiver gauge indicates 3/4: 41.25 L*	The detected value of the No. 2 fuel sender gauge assembly is displayed.

   1. *: 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: 

A 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [06/2018 - 08/2021]  , or refer to  REMOVAL [08/2021 - ] 

Result: 

B 

See step  2

1. Remove the No. 2 fuel sender gauge assembly.

   Refer to REMOVAL [08/2020 - 08/2021] , or refer to REMOVAL [08/2021 - 09/2022] , or refer to REMOVAL [09/2022 - ]

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

   Refer to INSPECTION [08/2020 - ]

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE NO. 2 FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [08/2020 - 08/2021]  , or refer to  REMOVAL [08/2021 - 09/2022]  , or refer to  REMOVAL [09/2022 - ] 

Result: 

OK 

See step  3

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   N123-1 (FV) - A-3	Always	Below 1 Ω
   N123-2 (FE) - A-2	Always	Below 1 Ω
   N123-3 (FR) - A-1	Always	Below 1 Ω
   N123-1 (FV) - N123-3 (FR) or A-3 - A-1	Always	10 kΩ or higher
   N123-1(FV) - N123-2(FE) or A-3 - A-2	Always	10 kΩ or higher
   N123-2(FE) - N123-3(FR) or A-2 - A-1	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE FUEL TANK VENT TUBE ASSEMBLY. Refer to  REMOVAL [08/2020 - 08/2021]  , or refer to  REMOVAL [08/2021 - 09/2022]  , or refer to  REMOVAL [09/2022 - ] 

Result: 

OK 

See step  4

1. Disconnect the G17 combination meter assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   N123-1 (FV) - G17-37 (FV)	Always	Below 1 Ω
   N123-3 (FR) - G17-36 (FR)	Always	Below 1 Ω
   N123-2 (FE) - G17-35 (FE&B)	Always	Below 1 Ω
   N123-1 (FV) or G17-37 (FV) - Body ground	Always	10 kΩ or higher
   N123-3 (FR) or G17-36 (FR) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [06/2018 - 08/2021]  , or refer to  REMOVAL [08/2021 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR