1995 Nissan Truck ac help

1995 NISSAN TRUCK
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RTRIP95897
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Air Conditioning problem
1995 Nissan Truck 4 cyl Two Wheel Drive Manual

i have a 1995 nissan pickup the ac want kick in, but it will if you streight wire it so the compresor is good and it gets cold, i replaced the main switch inside and the thermo switch behind dash, the dual presure switch has contnuity so i think it is ok any idea?
Jul 9, 2010 at 2:34 PM
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RASMATAZ
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Check the fuse and wiring, low pressure switch, double check the high and low pressures with a manifold gauges-also the AC relay
Jul 9, 2010 at 3:52 PM
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RTRIP95897
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the fuse and relay are good and i bypassed the low presure switch and it still want come on, i dont have a guage but when i straight wire it it cools down too about 36 degrees inside, so i dont now what to do . thanks for replying i appershate the help.
Jul 9, 2010 at 4:24 PM
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RASMATAZ
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Check and test the thermal protector its in between the clutch and the AC relay
Jul 9, 2010 at 10:02 PM
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RTRIP95897
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i replaced the thermo control switch that was located in the box with the cooling unit coils,maybe it was a bad new part?i mite need to check it again?thanks iam not a mechanic but i pride myself on fixing my on stuff and this is about to get me!
Jul 10, 2010 at 11:58 AM