20 Most Recent 1990 Mercedes-Benz 300 Diesel Questions & Answers

Requires special tools. Take to pro.

Wow what you towing it with a scania truck ??? if a manualo gearbox then no problem but a auto then the answer is no ,also its illegal to tow with a A frame in europe so its either the front up or a trailor here out local guardia civil would have a field day here in spain with something like this thats for sure

1 gal = 3.785 L

Freon goes in the ac system and is adjusted to an operating system pressure for the gas in use. If you need to add gas then you have a leak so it would be a good idea to visit an accredited ac specialist shop to find and fix the leak and have the correct amount of gas added.

check oile level in gear box

Assuming its an E-Class. have a look at the inside of the door where the lock catch is, there should be a little bung over a hole. remove the one on the same hight as your door handle. under it you can see a hex key bolt. Undo this bolt and the 'key lock' can be withdrawn outwards seperate from the door handle.

it could be defend on what place you are in this world. there are recommended oil for a particular place whether you use synthetic, semi-synthetis or a mineral(non-synthetic) oil.better to look the original owner's manual what oil is recommended onyour place.and suggest the ff.20-40 or 20-50 for hotter climat w/o freezing temperature5-30 to 5-20 w/ hot/cold climate

If it is from wear in the lock cylinders or dirt, get someone who fenced epee or foil ( I kid you not) the motion of "picking up the blade" and counter is what I use for such situations of a stubborn lock with great success. it is that subtle wrist motion that makes the difference.