honda Workshop Repair Guides

Honda Workshop Service and Repair Manuals

Fuel Pump Relay|Testing and Inspection > < Diagram Information and Instructions|Page 490
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Fuel Pump Relay: Description and Operation

PURPOSE

Controls on and off operation of the in-tank electric fuel pump.

LOCATION

In underhood fuse/relay center.

OPERATION

When ignition switch is turned to "ON" position, fuel pump relay operates pump for 2 seconds.  When ignition switch is turned to "START"
position, ECM receives reference pulse from DIS module and operates relay causing pump to feed fuel.

Fuel Pump Relay|Testing and Inspection > < Diagram Information and Instructions|Page 490