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Re: Help Honda ECU says A/C ON BUT NO A/C
Posted to HVAC Forum on 2/22/2018 2 Replies

Where ambient temp is anywhere from about 20f to 80f, the system pressure is almost the same. Starts to go higher north of 80f, but pretty quick reference. Must be hotter than hell there to have 145 psi system pressure with compressor off. Login to read more.

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