DTC B1500-13: Fuel Sender Circuit Open [03/2023 - ]: Procedure

1. Read the Data List according to the display on the GTS.

   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 HEV Model (except 4WD Model)  Fuel receiver gauge indicates F: 37.06 L Fuel receiver gauge indicates 3/4: 28.93 L Fuel receiver gauge indicates 1/2: 20.80 L Fuel receiver gauge indicates 1/4: 12.66 L Fuel receiver gauge indicates E: 4.53 L for HEV Model (for 4WD Model)  Fuel receiver gauge indicates F: 34.78 L Fuel receiver gauge indicates 3/4: 27.18 L Fuel receiver gauge indicates 1/2: 19.59 L Fuel receiver gauge indicates 1/4: 11.99 L Fuel receiver gauge indicates E: 4.39 L for PHEV Model  Fuel receiver gauge indicates F: 34.60 L Fuel receiver gauge indicates 3/4: 27.30 L Fuel receiver gauge indicates 1/2: 20.00 L Fuel receiver gauge indicates 1/4: 12.00 L Fuel receiver gauge indicates E: 4.00 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 GTS	A
   Fuel level data cannot be displayed on the GTS	B

Result: 

A 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [12/2022 - ] 

Result: 

B 

See step  2

for M20A-FXS (for HEV Model): Refer to INSPECTION [12/2022 - ]

for M20A-FXS (for PHEV Model): Refer to INSPECTION [03/2023 - ]

Result

Result: 

NG 

REPLACE FUEL SENDER GAUGE ASSEMBLY 

for M20A-FXS (for HEV Model): Refer to REMOVAL [12/2022 - ]

for M20A-FXS (for PHEV Model): Refer to REMOVAL [03/2023 - ]

Result: 

OK 

See step  3

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition	Result
   R49-1 (FV) - A-3	Always	Below 1 Ω	Ω
   R49-2 (FE&B) - A-2	Always	Below 1 Ω	Ω
   R49-3 (FR) - A-1	Always	Below 1 Ω	Ω
   R49-1 (FV) - R49-2 (FE&B) or A-3 - A-2	Always	10 kΩ or higher	kΩ
   R49-1 (FV) - R49-3 (FR) or A-3 - A-1	Always	10 kΩ or higher	kΩ
   R49-2 (FE&B) - R49-3 (FR) or A-2 - A-1	Always	10 kΩ or higher	kΩ

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 

for M20A-FXS (for HEV Model): Refer to REMOVAL [12/2022 - ]

for M20A-FXS (for PHEV Model): Refer to REMOVAL [03/2023 - ]

Result: 

OK 

See step  4

Pre-procedure1

• Disconnect the K19 combination meter assembly connector.

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

  Standard Resistance

  Tester Connection	Condition	Specified Condition	Result
  R49-3 (FR) - K19-7 (FR)	Always	Below 1 Ω	Ω
  R49-2 (FE&B) - K19-25 (FE&B)	Always	Below 1 Ω	Ω
  R49-1 (FV) - K19-23 (FV)	Always	Below 1 Ω	Ω
  R49-3 (FR) or K19-7 (FR) - Body ground	Always	10 kΩ or higher	kΩ
  R49-1 (FV) or K19-23 (FV) - Body ground	Always	10 kΩ or higher	kΩ

  Result

  Proceed to
  OK
  NG

Post-procedure1

• None

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [12/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR