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Old 02-27-2011, 04:35 AM
arvsreyes arvsreyes is offline
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Join Date: Feb 2011
Location: Manila
Posts: 25
No, the compressor does not wait for a particular temperature before it starts to operate.

I'll quote from another post -H ere are some of the controls of the klima relay -
(1) when the engine is started, the relay keeps the compressor solenoid off until 10 seconds after the engine speed has reached 600 RPM. This "improves engine speed stabilization after startup."

(2) with engine speed less than 1050 RPM, when the accelerator is floored, the compressor solenoid is released until the engine reaches 2150 RPM or the accelerator is released. This function is controlled by a microswitch on the valve cover (I thought that microswitch was the kickdown switch -- it is not).

(3) if freon pressure is lost, a pressure switch tells Klima to turn off the compressor solenoid, saving the compressor from damage.


I'm starting to think my problem is the a/c control module after reading this post. Either that or the klima relay. Hmm...

I'm just wondering why I have not seen the same symptoms from another user in reading the forums
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