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Re: Negative Trimming with AC compressor cycling off
Posted to Technical Discussion Forum on 7/23/2015 3 Replies

The voltage on the AC clutch goes about a volt negative when it is deactivated. That doesn't seem to bad to me.

Red=clutch power Yellow=battery positive green=ground on compressor body

[2002 Volvo S60 AWD, Scan Data] Login to read more.

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