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Please my car airconditioning is malfunctioning.

Tiny
WERIMONA
  • MEMBER
  • 2001 LEXUS LS 430
Ther error displayed on the diagnostic tool is " a/c ecu communication stop"
Sunday, December 25th, 2011 AT 6:11 AM

2 Replies

Tiny
MHPAUTOS
  • 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.
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Sunday, December 25th, 2011 AT 6:19 AM
Tiny
KHLOW2008
  • MECHANIC
  • 41,814 POSTS
You would need a scan tool to retrieve trouble codes.
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Sunday, December 25th, 2011 AT 8:01 AM

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