Mercedes 300DT

5 discussions on MotorsForum about the Mercedes 300DT: what owners asked, what went wrong, and what fixed it.

What owners report

Biodiesel in my 300DT

A few months I totaled our 300DT. Like any good Mercedes guy, I takethe joke of a settlement the insurance gave me for my car and getanother 123 (this time a wagon). Since the price per galloon at thetime was pretty close, I started running...

1987 300D Turbo

One is available for sale here w/all service records since new. It isred w/150K miles. Any thoughts on this model? (and it appears to bethe only year this body style hade a 6 cyl diesel engine)

85 300D Fuel Leak

I have a part that is leaking diesel on a 1985 300D (w123),Here is a picture; the part is right off the fuel injector pump, arrowsare pointing to the area that is leaking: drips only when running, about 1-4 drops a second.Can anyone tell me...

'82 300DT #8 fuse upgrade

Anyone has upgraded his Mercedes (W123) #8 fuse (16 amps, red colour) withthe external 30 amps fuse, and has resulted no electrical fire, pleaseresponse quickly. I need to upgrade mine. By using the defrost positionfor too long, the 16...

Need an answer to an easy question 1983 300D

What is the name of the part that connects to the top of the airfilter and the engine block. It is a flat-ish tube with circular endsso that each end can be placed onto it's end spot. When you look atthe top of the air filter, it connects...

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