valve

VIN 123 223, 1982 230e In my ongoing saga to sort a leaking fuel pipe, I also now see that the flexi hoses between a) fuel tank and damper cage non return valve, and b) the one from accumulator to same valve, are both rotted out. I understand that a) is part number 1234700875, which seems to...

Hi all, I've been relentlessly trying to diagnose my W212 OM651s ongoing heater issues. I have no heat either side of the vehicle. The car was sat in storage for a number of years before I purchased it. The heater has never worked and just blown ice cold even on hot settings. I changed the...

Hello looking for some help. The car seems run rough when at idle and wants to cut out and sometimes does, and gets worse when pressing accelerator, but once up at speed it's fine, could this be the OVP relay? (I have ordered one) however I was told it could be the idle control valve. However...

The heater in my 2012 W251 R350 blows nothing but unenthusiastic luke warm air at Maximum setting however the Aircon blows nice and cold. This is a recent change from previously working well in all states. From reading various posts I flushed the coolant system firstly to no avail and then...

I am still trying to troubleshoot my limp mode. I started by cleaning the EGR valve. When I took it off, I found a 5-7 sq.cm piece of black plastic which looked like it broke off something. I could not find it's origin, but I saw plenty of gunk in the manifold. Anyway, I started by cleaning the...