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International Automotive Technicians Network
Re: fuel pump waveforms?
Posted to Snap-on Handheld Users Group on 2/3/1998 1 Reply

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Hi Michael,

Here's an image of the ECM priming the fuel system when you first turn the key on.

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You can see in the image the time and voltage settings. This test doesn't tell you the condit... Login to read more.

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