The check valve is integrated in the outlet nipple as shown in the example picture. I was able to confirm this by blowing into the nipple and couldn't blow air into it. When I sucked air through the nipple, it would flow. What I'm thinking is that a fuel system that doesn't hold pressure (after elim...

Jonesroad your issue might be diferent since your car is S40 and original thread had S60. If is possible that both issues are related, but most likely it is 2 different problems. I would start with obtaining access to alldata DIY for $25 per month. Find electrical diagram for problematic seat(way ea...

Sorry to hear that. That green corrosion is hard to fully eradicate. It is like gangrene and travels up the wire. You can clean the contact point and think that you restore connection, but green crusties traveled inside the insulation and at times you need to cut several inches of wire to reach clea...