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Our yearly server lease, software licenses, as well as hardware operating costs, ARE due Dec 6th, 2021. Our current donations have fallen far short of the funds we need to renew. Please remember the RennTech.org community is Member supported so please consider a donation to help...  THANK YOU!

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Profile Fields

  • From
    Saudi Arabia
  • Porsche Club
    POC (Porsche Owners Club)
  • Present cars
    Cayenne 2008
  • Former cars
    BMW 740iL

MR.WHO's Achievements


Member (1/1)



  1. Dears, i have an error 1772 on my Porsche Cayenne S 2008 since 2 months and i'm not riding the car. i already replace compressor + valve block + level control unit in the back but the problem was not of all After i say a PDF that describes how to diagnose the problem, i found that the Pin 34 of Connector A was shorted to B+ it supposes to give me <0.3 V buti have 4.2V ~ 7.7V !!!! i was searching hard to know where is the path of this pin and as per some diagram on internet, it says that it connected directly to Pin 8 of valve block connector. but it was not !!! i measure the voltage from the VB conn. it was <0.3V !!!! i cut the line 34 and i connect it directly from CU pin 34 to Pin 8 i got error 1773 which is talk about Pin 34 ? can anyone help on this ? or provide me with the correct diagram if I was wrong? Thank you all
  2. @ferri is it hard to share with us some connections photos to let me understand how can i connect mine
  3. i read this manual 2156 time but it does not clear to me and for alot of people in this forum. many people stuck and after they success, no one reply LOL
  4. Hi Guys, this is my first post here, i bought a used dension from ebay. i search so hard here and in youtube and i send to support to find a complete guide for installing it with no luck. all guides talking in general for all kind of cars but my Car is Cayenne 2008 2 with CD Changer in back. i got a long fiber cable with the deal . could any one help me please, with real images or video. your help is appreciated
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