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Kevin, Technician
Category: Volvo
Satisfied Customers: 2019
Experience:  Diagnostic technician
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Volvo S40 2.4I: will a cabin air tempsensor stop the ac from

Customer Question

will a cabin air tempsensor stop the ac from cooling? When I start the car intermittently the ac will work but then stops now I can manually engage the ac relay from my snap on scanner and it will start coolingagain, I can also jumper the relay and it will turn the compressor on and start cooling.
Submitted: 2 years ago.
Category: Volvo
Expert:  Kevin replied 2 years ago.
Hi I'm Kevin I see you question has gone unanswered I don't have a Hugh amount of info for your specific model but want to help . Yes to be totally honest this can cause this type of fault if temp sensor reading is way out. It will not run compressor if temp is too low on scanner can you see this temp reading on the live data. To see if it is failing