CHECK GROUND CIRCUIT OF FUEL PUMP CONTROL UNIT.

1) Turn the ignition switch to OFF.

2) Measure the resistance of harness between fuel pump control unit connector and chassis ground.

Connector & terminal

(R122) No. 5 — Chassis ground:

QUESTION

Is the resistance less than 5 Ω?

Yes No

Repair the harness and connector.

NOTE:

In this case, repair the following item:

• Open circuit in harness between fuel pump control unit connector and chassis ground

• Poor contact of fuel pump control unit connector