Questions & Answers for: where is the mfi relay

...MFI relay. Fuse #1 under the hood supports the MFI relay as do fuses 1 and 12 under the dash. Check all three. There are reasons a fuel pump won't start that are not related to the fuse... if you ...

...MFI relay. you will only get power to the pump when you are cranking over the engine. the MFI take over when the engine is running.. both are on the driver side of the center console under the kick ...

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MFI relay socket with a voltmeter. Pull the MFI relay out and turn the key on. Connect your positive voltmeter probe to battery positive and probe the relay socket with the negative probe. If you don&

Depending on production date, the MFI and fuel pump relays may come together or separate. If together, the relay comes as a module consisting of both relays attached together on a metal bracket. 

...Mfi relay I now think its the crank shaft relay but I do not know help me ! My car won't start I have changed the coil fuel pump fuel pump relay and the Mfi relay I now think its the crank shaft ...

...mfi relay clicking replaced cam shaft sensor and crank sensor and the mfi relay is new and new brain, still dies after 30 sec you have a grounding issue bad ground probably a melted wire shielding ...

...top, and the fuel pump relay at the bottom. The fuel pump is controlled by the MFI control relay(the ecm/fuel pump). ...

...the MFI and fuel pump relays may come together or separate. If together, the relay comes as a module consisting of both relays attached together on a metal bracket. The relays are normally $27

the ignition power transistor and energizing the MFI control relay coil. This turns ON the MFI control relay switch, and supplies power from the battery to the PCM through the MFI control relay switch