1993 Volvo 940 Q&A
1993 Volvo 940 Question: AC not working
The compressor is not engaging. When AC button is pushed. Where is the ac relay is located in a 940 Volvo turbo - Visitor
I don't think there's a relay for the A/C Compressor, the power comes from the control head. I would consult a wiring diagram to be sure. Verify you have power coming from the control head, I've seen several of them fail. - Bret Bodas
The AC fluid was empty, we had the fluid filled but the compressor was not turning on. We hard wired the the compressor to the battery to check if it would engage the AC system and it worked the co...
my ac is blowing hot air even after I charge it. When I turn it on the compressor does not chip in but when I check it, it seem to be working fine. what could cause it to blow hot air?