I know this is an old thread, but this is the first one that comes up in a search, so I thought I'd share what I found. The plug is also discussed in this thread: https://www.matthewsvolvosite.com/forums/viewtopic.php?f=1&t=35297 This thread contains a linked PDF that describes the official Volv...

I recently bought almost a $1000 in parts from FCP Groton to repair my 850 (deer bounce!) and had some interaction with customer service. After resolving my issue, I gave some kudos to their customer service and got an email from their VP of Customer service: My name is Max Rossi and I am the VP of ...

I just checked and it's pin 1 to pin 4 (they're labeled with tiny little numbers)- I promise.

Do you smell a lot of gas? I mean, really smell a lot? I did. I had this issue, and the dealer fixed it by replacing what they described as a "freeze plug" in the intake manifold. I don't think they ever told me what it was actually called. Apparently it can just pop out. I never saw it my...

I had the same problem and didn't want to buy a new dimmer switch (outrageously priced from the dealer!) I looked around the forums and found a wiring schematic. I'll have to look at it on my lunch break, but I jumpered across 2 pins and that restored my dash lights. You won't have a dimmer, but if ...