20 Most Recent 1991 Mercedes-Benz E-Class - Page 8 Questions & Answers

Easy to change harder to set up without a timing gun you can try and set it up the same checkibg the rotory arm to the dissy cap and turn it slighley to get the car running ok but it would need setting up properly with a timing gun

There are censors under the seat conecting the seat belt to the harness part it ciukd be something as simple as the conector under the seat has come apart but ifvthe belts faulty you would need to replace it fir an mot as its a failure

Faulty switch

Just keep going its probably got a load of muck in it from the bottom of the tank put some injector cleaner in fuel tank and it shouk put its self right

Usually the leek is usually yhe crank shaft pully oil seal mine did it cost 3 pound for seal but you need a puller to get the pully off but its an easy job if the keys gone either yse it manually or its around 150 pound for a new key

either front right or front left. front left is normal used for the speedo as well

Yes.

You will have to take it to where they can clear it theres no way of doing it your self the dpf filter xan be done by your self 3 or 4 bolts and a tin of brake cleaner or once a week take it for a good run out as small jerneys make it soot up its a modern day dieasel thing the old ones dont do this

Sounds like the auto choke is sticking on or not working try taking yhe air intake parts ofvthe throttle body and spray inside and out cleaning it as best you can brake abd clutch fluid is the same a good clean could work as its like us gets tyred with old age lol but if that doesent work you will have to get it tuned up somewhere

earthing issue or canbus has issues

Check the o-ring on the 13 pin connector between the TCM and the transmission. If it has oil on it, it will need to be replaced. Also clear any transmission error codes with an OBD II scanner. Make sure the transmission is NOT OVER FILLED. If the problem persists, see your local trans shop.

Best Manuals You'll need either a mechanic, or these manuals. They have info on all diagrams, liquids, how to solve technical problems everything. My brother fixed his Ford 2-3 times himself, using these books only.

Is the on off button working if you dont want it to come on turn it off if you have done that its a faulty switch on the radio and if its anoying replace it

I think you have to remove the light cluster in the roof under that i yhink there is an allen key or similer the wind it shut

Probably but its going to be cheaper to replace it with a used unit ebay or parts breaker