So, here is the problem with my 1989 300e: (I am not mechanic, and never had any experience fixing any cars, before bought this one in Feb. this year) When I am trying to adjust the duty cycle, and connect my multimeter( tried 3 dif. meters) to x11 port with the key in the ignition(on position)...

My 91 560SEL has a strange noise that seems to be coming from behind or below the dashboard on the passenger side. It only happens for about five minutes or so when the car and ambient temp are cold. I sounds like a worn out fan but switching the climate control to off has no effect on the...

I have looked all over this engine for the threaded in oil temp sensor I purchased for the 2011 Sprinter is it hidden somewhere on the upper section of the engine. The only sensor I can locate is the one in the bottom of the oil pan for oil level sensor. Is it possible this is dual purpose Oil...

I'm setting up this thread for members to post their W126 related parts for sale. Many of you have said you'd like to have a sticky where you can post items for sale, so here it is:) This thread could be used to post your item(s) and/or links to where you can purchase it (i.e. eBay, website)...

How do you access the aspirator motor? My car has passenger side airbag. I have the dreaded bearing squeal.