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International Automotive Technicians Network
Re: AC compressor will not engage
Posted to Technical Discussion Forum on 5/11/2020 2 Replies

Hello Ryan,

Some PIDS to look at. IAT, CHT, AAT, ACP, EVAP TEMP,

Whats ACP reading? Should be close to actual high side AC system gauge pressure. Are static and operating pressures normal, as expected with correct cooling fan operation?

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