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Thread: HVAC prbs
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Old 06-03-2012, 12:34 PM
tranquility tranquility is offline
Sportscars only.
Location: Toronto
Join Date: Apr 2011
Posts: 83
Mein Auto: 2011 Z4 sDrive 35i
Originally Posted by 645/333 View Post
Hi! when all of the lights are off have you tried to switch the blower on for example? It could be a faulty relay or a loose fuse as it appears to be a power issue!!!! even though the control unit has been replaced.
I have tried pressing all the buttons but none of them work when my HVAC is acting up; when it works, it is fine, all functions go. I'm not technically-inclined, but I agree w/ your must be sometime loose or a software glitch because my HVAC works most of the time.
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