honda Workshop Repair Guides

Honda Workshop Service and Repair Manuals

Relays and Modules - Ignition System > < Fuel Pump Cut-Off Relay <--> [Fuel Pump Relay]|Testing and Inspection
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4.

With ignition switch off, disconnect fuel pump cut-off relay from harness connector.  Connect the two Black/Yellow wires together with a jumper
wire.  Turn ignition ON and check for fuel pump operation.
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If fuel pump operates and voltage was available in step 3, replace fuel pump cut-off relay and retest.

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If fuel pump does not operate, proceed to step 5.

Checking Voltage At Pump

5.

With jumper still connected from step 4, check for battery voltage at the fuel pump wires as shown.
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If no voltage is present, check the Black/Yellow wire between relay and pump.

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If voltage is present, check fuel pump. See: Fuel Delivery and Air Induction/Fuel Pump/Testing and Inspection

Relays and Modules - Ignition System > < Fuel Pump Cut-Off Relay <--> [Fuel Pump Relay]|Testing and Inspection