DTC B1500: Fuel Sender Open Detected [12/2018 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power 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
   Fuel Input	Fuel input	Min.: 0 L, Max.: 127.5 L	Fuel receiver gauge indicates F (8th segment illuminated): 38.7 to 39.8 L Fuel receiver gauge indicates 3/4 (6th segment illuminated): 29.8 to 34.1 L Fuel receiver gauge indicates 1/2 (4th segment illuminated): 21.3 to 25.6 L Fuel receiver gauge indicates 1/4 (2th segment illuminated): 12.8 to 17.0 L Fuel receiver gauge indicates E (Segment not illuminated): 1.8 to 4.3 L	-

   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: 

A 

REPLACE COMBINATION METER ASSEMBLY (METER CIRCUIT PLATE). Refer to  DISASSEMBLY [09/2016 - ] 

Result: 

B 

See step  2

1. Disconnect the N10 fuel suction tube with pump and gauge assembly connector.
2. Disconnect the I6 combination meter assembly (meter circuit plate) connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   N10-3 (FR) - I6-29 (FR)	Always	Below 1 Ω
   N10-2 (FE) - I6-30 (FE&B)	Always	Below 1 Ω
   N10-1 (FV) - I6-31 (FV)	Always	Below 1 Ω
   N10-3 (FR) or I6-29 (FR) - Body ground	Always	10 kΩ or higher
   N10-2 (FE) or I6-30 (FE&B) - Body ground	Always	10 kΩ or higher
   N10-1 (FV) or I6-31 (FV) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  3

1. Remove the fuel sender gauge assembly.

   Refer to REMOVAL [12/2018 - 07/2020] , or refer to REMOVAL [07/2020 - ]

2. Inspect the fuel sender gauge assembly.

   Refer to INSPECTION [12/2018 - ]

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [12/2018 - 07/2020]  , or refer to  REMOVAL [07/2020 - ] 

Result: 

OK 

See step  4

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
   N10-1 (FV) - A-3	Always	Below 1 Ω
   N10-2 (FE) - A-2	Always	Below 1 Ω
   N10-3 (FR) - A-1	Always	Below 1 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY (METER CIRCUIT PLATE). Refer to  DISASSEMBLY [09/2016 - ] 

Result: 

NG 

REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY. Refer to  REMOVAL [12/2018 - 05/2019]  , or refer to  REMOVAL [05/2019 - 07/2020]  , or refer to  REMOVAL [07/2020 - ]