DTC B1500: Fuel Sender Open Detected [01/2017 - ]: 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: 75.6 L Fuel receiver gauge indicates 3/4: 63.0 L Fuel receiver gauge indicates 1/2: 42.0 L Fuel receiver gauge indicates 1/4: 21.0 L Fuel receiver gauge indicates E: 8.4 L	Unit: Liter

   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. Refer to  REMOVAL [01/2017 - ] 

Result: 

B 

See step  2

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   P25-14 (FV) - Body ground	Power switch on (IG)	4.5 to 5.5 V

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [01/2017 - ] 

Result: 

OK 

See step  3

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   P25-12 (FR) - P25-13 (FE&B)	Power switch on (IG)	0.2 to 4.7 V

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [01/2017 - ] 

Result: 

NG 

See step  4

1. Disconnect the X17 fuel suction plate sub-assembly connector.
2. Disconnect the P25 combination meter assembly connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   X17-3 (FR) - P25-12 (FR)	Always	Below 1 Ω
   X17-2 (FE) - P25-13 (FE&B)	Always	Below 1 Ω
   X17-1 (FV) - P25-14 (FV)	Always	Below 1 Ω
   P25-12 (FR) - Other terminals and body ground	Always	10 kΩ or higher
   P25-13 (FE&B) - Other terminals and body ground	Always	10 kΩ or higher
   P25-14 (FV) - Other terminals and body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  5

1. Remove the fuel sender gauge assembly.

   Refer to REMOVAL [01/2017 - 05/2023] , or refer to REMOVAL [05/2023 - ]

2. Inspect the fuel sender gauge assembly.

   Refer to INSPECTION [01/2017 - ]

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE FUEL SENDER GAUGE ASSEMBLY. Refer to  REMOVAL [01/2017 - 05/2023]  , or refer to  REMOVAL [05/2023 - ] 

Result: 

OK 

See step  6

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
   X17-1 (FV) - A-3	Always	Below 1 Ω
   X17-2 (FE) - A-2	Always	Below 1 Ω
   X17-3 (FR) - A-1	Always	Below 1 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [01/2017 - ] 

Result: 

NG 

REPLACE FUEL SUCTION PLATE SUB-ASSEMBLY. Refer to  DISASSEMBLY [01/2017 - ]