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Noise on Primary Ignition Current Circuit
Posted to Technical Theory Forum on 8/26/2003 17 Replies

Hi All

This is on a 1999 Chevy Cavalier, Customer complaint, Mil light on, Runs Bad. Code was P0304. Relative compression showed OK. There was no spark on #4 Plug Wire. The plug wire and Secondary winding were open. Here is a Ramp of the Coil from the positi... Login to read more.

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