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Re: Mazda ignition woes
Posted to Technical Discussion Forum on 7/31/2002 5 Replies

Hi Richard,

If you have no spark, the computer is not at fault. If this is a typical '89 Mazda MPV system, then it has a vac and centrifugal advance. Three things go to the ECU.

1. The 'G' signal. This is a voltage from the ECU that is pulled down and used... Login to read more.

5 Replies Received (View Replies)