DTC B1500: Fuel Sender Open Detected [08/2014 - ]: 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. Check the values by referring to the table below.
   COMBINATION METER
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Fuel Input	Fuel input/Min.: 0, Max.: 127.5	Fuel sender gauge indicates F: 40.8	Unit: Liter
   		Fuel sender gauge indicates 3/4: 31.8
   		Fuel sender gauge indicates 1/2: 23.4
   		Fuel sender gauge indicates 1/4: 14.4
   		Fuel sender gauge indicates E: 5.0

   Result

   Result	Proceed to
   Fuel level data can be displayed on the Techstream and DTC B1500 is output.	A
   Fuel level data cannot be displayed on the Techstream.	B

Result:  A

A 

REPLACE COMBINATION METER ASSEMBLY 

(See article. Refer to REMOVAL [08/2014 - ] )

Result:  B

B 

See step  2

1. Disconnect the H19 connector.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H19-27 (L) - H19-30 (FE)	Always	13.5 to 414.5 Ω

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to Combination Meter Assembly)

Result:  OK

OK 

REPLACE COMBINATION METER ASSEMBLY 

(See article. Refer to REMOVAL [08/2014 - ] )

Result:  NG

NG 

See step  3

1. Disconnect the P9 connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H19-27 (L) - P9-2 (FS)	Always	Below 1 Ω
   H19-27 (L) - Body ground	Always	10 kΩ or higher
   H19-30 (FE) - P9-3 (FE)	Always	Below 1 Ω
   H19-30 (FE) - Body ground	Always	10 kΩ or higher

Result:  NG

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result:  OK

OK 

See step  4

1. Remove the fuel sender gauge assembly (See article. Refer to REMOVAL [08/2014 - ] ).

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Check that the float moves smoothly between E and F.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   1 - 2	Float level is F (upper)	13.5 to 16.5 Ω
   1 - 2	Float level is between F (upper) and E (lower)	13.5 to 414.5 Ω (Gradually changes)
   1 - 2	Float level is E (lower)	405.5 to 414.5 Ω

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to Fuel Sender Gauge Assembly)

Result:  OK

OK 

REPLACE COMBINATION METER ASSEMBLY 

(See article. Refer to REMOVAL [08/2014 - ] )

Result:  NG

NG 

REPLACE FUEL SENDER GAUGE ASSEMBLY 

(See article. Refer to REMOVAL [08/2014 - ] )