Fuel pump circuit
Fuel pump power circuit inspection
1.

Disconnect "FUEL PUMP MOTOR" connector and remove "FUEL PUMP RELAY".

2.

Connect jump wire directly to switch terminals to operate a fuel pump.

3.

Measure the voltage between "Power" terminal of the "FUEL PUMP MOTOR" harness connector and chassis ground.

■ Specification : B+

4.

Is voltage measured within the specification?

▶ Go to "Fuel pump ground circuit inspection" procedure as below.

▶ Repair "FUEL PUMP FUSE 15A" open/poor connection

▶ Repair open/poor connection/short to ground between "Power" terminal of "FUEL PUMP RELAY" on the "FAM" and "Power" terminal of the "FUEL PUMP MOTOR" harness connector.

Fuel pump ground circuit inspection
5.

Disconnect "FUEL PUMP MOTOR" connector and remove "FUEL PUMP RELAY".

6.

Connect jump wire directly to switch terminals to operate a fuel pump.

7.

Measure the voltage between "Power" and "Ground" terminal of the "FUEL PUMP MOTOR" harness connector.

■ Specification : B+

8.

Is voltage measured within the specification?

▶ The fuel pump circuit is OK.

▶ Repair open/poor connection between "Ground" terminal of the "FUEL PUMP MOTOR" harness connector and chassis ground.

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