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Re: Help Honda ECU says A/C ON BUT NO A/C
Posted to HVAC Forum on 1/27/2018

Seems that the A/C pressure sensor (engine area 3 pin plug located on the Hi pressure line )is not working properly or not receive and send the signal to the ECM/PCM in order to the A/C to work . 3 pin black connector yellow wire(voltage from PCM )pink wire (g... Login to read more.