2001 Lexus Ls 430 Car Airconditioning Malfunctioning

2001 LEXUS LS 430
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WERIMONA
  • MEMBER
  • 1 POST
Ther error displayed on the diagnostic tool is " a/c ecu communication stop"
Dec 24, 2011 at 10:11 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
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 24, 2011 at 10:19 PM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,812 POSTS
You would need a scan tool to retrieve trouble codes.
Dec 25, 2011 at 12:01 AM
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