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A/C starts cold, but turns hot after a few minutes...?


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2004 Forester XS. 100% Stock. Just had the refrigerant refilled.

 

Like the title says, the A/C always starts out cold, but becomes hot after a few minutes. If I turn the A/C off for an extended period of time (hour or so?) it will come on cold again.

 

It has been like this since I bought the car in May of 2012 and I never cared. I always put the windows down anyway, but my pregnant sweating wife is having NONE of that. Please help before she kills me!

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who refilled it? if you refilled it yourself, did you have the a/c going and the clutch was enabled before you ran the can? the gauge will read a false reading if you just put it on the fitting and open the can up without the clutch running. 

 

 

-Justin

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probably low and you probably have a leaky oring.  $5 fix, very easy.

 

you can buy the cheapie ghetto gauges for a few bucks at an autoparts store to measure the current pressure to see if it's low.

 

if it's low then and was charged properly/working before then you simply need to replace the two orings on the compressor ($5 and 15 minutes):

 

http://www.ultimatesubaru.org/forum/topic/127980-diy-ac-air-conditioning-leak-refrigerant-repair-for-5-or-less15-m/

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I had it filled at the dealership when I took it in for unrelated service.

 

It blows Ice cold for 10 minutes, then gets hot. So I don't think it is low on refrigerant. If it were, it would just be warm all of the time. A bad clutch sounds like it could be the problem.

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