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Re: 97 M3 rough idle
Posted to Technical Discussion Forum on 11/6/2016

[1999 BMW 328i, ECM/Inputs/Outputs Waveform]

CH C is the VANOS amps on start to idle.

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Files Referenced:

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car Vehicle Data

1998 BMW 328i 2.8L

Engine2.8 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1998 BMW 328i 2.8L

Engine2.8 L
Trans4-speed Automatic (Electronic)