Please my car airconditioning is malfunctioning.

2001 LEXUS LS 430
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WERIMONA
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Ther error displayed on the diagnostic tool is " a/c ecu communication stop"
Dec 25, 2011 at 6:11 AM
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MHPAUTOS
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Usually the best thing to do first is check the start of refregrant charge in the system, if this is low, the system will use low pressure switch to shut down, this may be causing the problem, worth starting here.
Dec 25, 2011 at 6:19 AM
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KHLOW2008
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You would need a scan tool to retrieve trouble codes.
Dec 25, 2011 at 8:01 AM