Thread: 94 E420 a/c compressor not working
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Old 06-05-2010, 12:36 AM
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DRICHFL DRICHFL is offline
W124 Passion for E420
  
Join Date: May 2005
Location: Sunshine State
Posts: 225
Ok, I will scan the system and let you guys know the codes I get.

Quote:
Originally Posted by deanyel View Post
The RPM sensor wire to the compressor is so short that sinking motor mounts can cause a connection problem. When the system is not able to compare the two RPM signals it will not allow the system to turn on. This will actually trip a fault code.
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