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  1. NotAT5

    Viano / Vito 2012 W639 Electric Sliding Door Lock Issue. Possible Solution

    Is voltage a cause of this? Ok, so sensors have arrived. However our van is an intermittent use vehicle. It will sit for a couple of weeks and then get a flurry of use and then back to sitting on the drive again. Now the battery has always been lazy, it always starts the van but struggles. If...
  2. NotAT5

    Viano / Vito 2012 W639 Electric Sliding Door Lock Issue. Possible Solution

    Wow, I never knew my simple post would generate this long a post. Loads of useful info on here. I'm back because my micro switch bodge, Has deteriorated over time ( knew it would ) to the point that now if you stop at a junction the doors open by them selves. Which adds to the fun. It did solve...
  3. NotAT5

    Viano / Vito 2012 W639 Electric Sliding Door Lock Issue. Possible Solution

    Hi M80 I had no luck with the contact pads, even after cleaning and swapping. I read somewhere that shorting terminals 1 and 3 causes the SAM to think the door is shut as soon as it goes to close. which can cause its own issues. Can't remember the exact details of the problems this causes. But...
  4. NotAT5

    Viano / Vito 2012 W639 Electric Sliding Door Lock Issue. Possible Solution

    Hi All Thanks for letting me join. So, I’m hoping this note will help others. I have a 2012 Viano 2.2 CDi with electric sliding doors. My passenger rear electric sliding door has played up since we bought it, as it will shut but won't tell the Vehicle it has locked meaning the central locking...
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