The ac system uses compressed refrigerant to cool the cabin when you turn the air conditioning on.
Ford air conditioner compressor troubleshooting.
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If the clutch is not engaging use a voltmeter to check for voltage getting to the compressor.
If this system fails it is normally due to a leak at the compressor.
The air management aystem and the refrigerant cycling system.
With the engine running turn the a c on max cool set fans high and make sure that the clutch is engaging on the.
Anything under this could be causing reduced cooling power.
What are common reasons my ford explorer has air conditioning problems.
When diagnosing an air conditioning issue it s easiest to begin at the compressor.
Connect a set of a c pressure gauges to the low and high sides the large tube and the small tube leading out of the condenser respectively of the air conditioning system.
The air management aystem is the first which should be checked because some of the problems are relatively simple to diagnose.
On an 80 degree f day the ford f 150 low side a c pressure should be at 56 psi.
Your ford f 250 s ac compressor.