View Single Post
  #9  
Old 08-25-2017, 08:59 PM
97 SL320 97 SL320 is offline
Registered User
 
Join Date: Jan 2012
Posts: 7,534
Quote:
Originally Posted by Benz300 View Post
Had the ac pressure checked, when ac is working normal, the low port and hight port readings are perfect, shut down and restart car, no ac, and the pressure at lo port is really high.

If after restart the low side has high pressure, this is typical if the compressor isn't running. ( the system will have equal pressures on both sides if it isn't running. )

Your issue seems AC control panel related not mechanical. You should be able to get live data out of the control, anyone know if this is still possible? On my 97 with the system on , press REST until the display changes then use the hot / cold buttons to scroll through the info.
Reply With Quote