It's more likely that the pressure's too low. What car? On some the diagnostics are fairly accesible.
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14 years ago
Air con pump
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14 years ago
My air conditioning compressor is not cutting in. Presumably there must be a temperature sensor to tell it to 'switch on' when needed? Can I cheat the system by 'shorting the wires' to check if the sensor has failed?
ttfn....Alistair
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14 years ago
In message , Alistair Ross writes
It won't cut in if there is insufficient refrigerant pressure. Are you sure there isn't a leak?