Fuel Receiver Gauge Malfunction: Procedure

1. Check for DTCs. Refer to DTC B1500: Fuel Sender Open Detected .
   RESULT
   
   

   Result	Proceed to
   DTC B1500 is not output	A
   DTC B1500 is output	B

B → See step   6 

A: Go to next step 

Fig 1: Identifying E77 And N1 Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the E77 meter connector.
2. Disconnect the N1 gauge connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   E77-15 (L) - N1-2 (FS)	Always	Below 1 Ω
   E77-14 (E) - N1-3 (FE)
   E77-26 (ET) - Body ground
   E77-15 (L) or N1-2 (FS) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

Fig 2: Identifying Fuel Sender Gauge Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the fuel sender gauge. Refer to REMOVAL .
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   A-2 (FS) - B-2 (FS)	Always	Below 1 Ω
   A-3 (FE) - B-1 (FE)

NG → See step   7 

OK: Go to next step 

Fig 3: Identifying Fuel Sender Gauge Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the fuel sender gauge. Refer to REMOVAL .
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   2 (FS) - 3 (FE)	Float level is F (upper)	12 to 18 Ω
   	Float level is E (lower)	405 to 415 Ω

NG → See step   8 

OK → See step   5