DTC B1500: Fuel Sender Open Detected: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Combination Meter / Active Test.
5. According to the display on the Techstream, perform the Active Test.
   COMBINATION METER
   
   

   Tester Display	Test Part	Control Range	Diagnostic Note
   Fuel Meter Operation	Fuel gauge	EMPTY: Segment No. 1 flashes 1/2: Segments No. 1 to No. 3 illuminate FULL: Segments No. 1 to No. 6 illuminate	Vehicle is stopped and ignition switch ON

   OK

   Fuel receiver gauge segments are illuminated in accordance with the Techstream instructions.

NG → See step   5 

OK: Go to next step 

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Combination Meter / Data List.
5. According to the display on the Techstream, read the Data List.
   COMBINATION METER
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Fuel Input	Fuel input signal/ Min.: 0, Max.: 127.5	Fuel sender input value	Unit: Liters

   OK

   Fuel input signal displayed on the Techstream is approximately the same as the fuel receiver gauge indication.

NG → See step   3 

OK → See step   6 

1. Remove the fuel sender gauge assembly. Refer to REMOVAL .
   Fig 1: Inspecting Fuel Sender Gauge Assembly

   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
   1(-) - 2(+)	Float level is F (upper)	161 to 169 Ω
   	Float level is E (lower)	405 to 415 Ω

   TEXT IN ILLUSTRATION
   
   

   *a	Component without harness connected (Fuel Sender Gauge Assembly)

3. Reinstall the fuel sender gauge assembly.

NG → See step   7 

OK: Go to next step 

1. Disconnect the D1 combination meter assembly connector.
2. Disconnect the L2 fuel sender gauge assembly connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connector	Condition	Specified Condition
   D1-3 (L) - L2-1	Always	Below 1 Ω
   D1-3 (L) or L2-1- Body ground	Always	10 kΩ or higher
   D1-8 (FUS-) - L2-2	Always	Below 1 Ω
   D1-8 (FUS-) or L2-2 - Body ground	Always	10 kΩ or higher

4. Reconnect the fuel sender gauge assembly connector.
5. Reconnect the combination meter assembly connector.

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   8