I finally found the problem. I took the old fuelpump apart and found 2 seals. One for the fuel on the upper part and one for the oil at the lower part. In between these 2 seals is an opening to prevent a vacuum. The oilseal was torn and oil was leaking out of the vent. So the gaskets were oke after ...

Since it all was either wrongly fixed or faulty I decide to start at the beginning. I took the fueltank from the car and inspected the remaining fuel and the "fuel intake" (don't know the english word). The fuel itself was green brown collored and had hardly any odor. Somebody explained that it is p...

I found that the carb was not closed. Apparently somebody had tried to fix it by taking it apart and putting it back together in the wrong order. The centre fuel nozzle (vertical little pipe) was mounted upside down. There was an addtitional washer installed that made it impossible to seal off the c...

Thanks for the elaborate answer and clear pictures, it matches the parts in the car. I greatly appreciate the effort.

If the carb is clogged, how can I fix it???? New nozzles?

My 340 DL won't run on gasoline anymore, just on LPG. The technicians in the shop say that they are not able to fix the problem. They've installed a new fuelpump, filter and replaced most of the fuelhoses in the engine compartment, but it just won't run on regular fuel.

Any ideas????

I just got a 340 DL S6 and I'm very pleased with the driving characteristics of this car. However, this car leaves a rather significant oil stain everywhere I park. After a quick look in the engine compartent I found a leaking gasket that should prevent oil from leaking out of the engine at the fuel...