Thread: Suddenly no ground to AC
View Single Post
  #6  
Old 07-21-2020, 08:29 PM
filp filp is offline
Registered User
  
Join Date: Nov 2018
Location: Dallas, TX
Posts: 395
Quote:
Originally Posted by Diseasel300 View Post
Do you actually have 12V coming from the Klima relay? The CCU switches via a transistor, it requires current to flow. You'll get a better idea what's going on by measuring voltage with the wires still connected to the pressure switch. Measure to ground. If you have 12V present, the CCU isn't commanding the compressor on or you have a wire broken somewhere.
Yes 12V on the pigtail from Klima.
Reply With Quote