The basics of how multi-point fuel injection works:

[mudnut]

I have been trawling through some sites, trying to refresh my knowledge of automotive electrical systems and to learn new stuff.

Here are a couple of easy to understand descriptions of operation and diagnostics.

http://www.nissanpatrol.com.au/forums/showthread.php?8399-ROLLED-GU-!-the-full-story-with-pics-amp-video/page11


http://www.aa1car.com/library/2003/us60324.htm