1990 Mercedes-Benz E-Class - Page 3 - Answered Questions & Fixed issues

check the ground wire to the headlight's and check the relay thare should be one for each light!

This could be caused by a faulty Crank position sensor. The computers are expensive for this and not something that commonly fails on these. Have the fuel pumpchecked for operation and pressure. Check for spark at the plugs. Then we can procede further if you would like.

Motor is in trunk on drivers side. The plastic wrench thing that is right behind carpet is for manual operation. You will have to pull the headliner to get to the pan that is under the sunroof, then you can remove the drip pan and get to the sunroof assembly and tracks.

Should have release tabs on both sides of seat, pull those then pull up on side (or push tabs in some cases)

This could be due to a faulty fuel pump. The pump is located on the left side with the fuel filter. Replace these items. Double check the fuel filter by removing and blowing through it. If your cheeks puff, it's plugged. Replace the 2 items.

sounds like the clutch fluid resivior is bone dry or you have a spilt or leak in the line wich is allowing all the pressure to escape hence the pedal not moving back up, start by checking your clutch fluid level

WITH OUT KNOWING WHAT IT LOOKS LIKE ITS HARD TO SAY BUT,
RED LIGHTS ARE MAJOR PROBLEMS , (BRAKES, ABS,ECT)YELLOW ARE WARNINGS

Check your wiring connections under neath your front seats - they could be loose and gives rise to this annoying problem

1- Loosen the Tension Lock Nut between the power steering pulley and water pump pulley first. This is important. Otherwise, it will cost you more to replace the tension nut kit. 2- Loosen the Tension Nut next. 3- There are 2 bolts to hold the alternator on to the engine bracket, Loose the top one while remove the bottom one. Use the top one as a pivot point to move the alternator to get the belt out and in. 4- After put the new belt in, follow the reverse order. Have fun in a hand-on job.

If there are no leaks (brake reservoir remains full), then you have air in the brake line and/or a leaking master brake cylinder. Check also the vacuum line to the brake boost.

Please do NOT drive the car until you have repaired the problem.

that click is your starter solenoid. there is not enough voltage to run the starter. go ahead and jump start the car and test your alternator and battery to see why the battery is low on voltage.

never do anything aftermarket

You need to use a bypass relay on this car. the car colours are - L/Ind = Black/White, R/Ind = Black/Green, Fog = Grey/Green, Brake = Black/Red, Left tail = Grey/Black, Right tail = Grey/Red

There are several possibilities. It can be the speedometer cable, the brakes, or even the u-joints on the driveshaft.
The parts rub against their mating surfaces differently in reverse. Any play or dryness in the parts shows up. Sometimes it is good to catch these problems early because the wear is starting to get excessive.

does it have old fuel how long has it sat and does it have good fuel pressure check filter

Sounds like a bad ground somewhere. With a 1995 MB looks like you are an owner of the dreaded wiring harness issues. Check you engine wiring harness, upper and lower and if you see cracked falling apart insulation then it must be replaced. Go to buymbparts.com and talk to Rusty and hell try and give you the best deal on those. Pretty easy to replace for a Do It Yourselfer but a little costly for a mechanic. If yours are good pull out the gage cluster by grabbing firmly on the flats on each side and pull straight towards you. The ground wires are bolted behind it. Unbolt, wire brush and rebolt.

Check to see if your plugs are fouled, & if you've not changed your fuel filter in a while might be time.

since abs is relying on reading the current speed of the car, it is warning. since the speedo is down the abs cant do its job.

the speed is measurd by a small sensor on the gear box. cable go from there to the dashboard.

either the sensor is end of life or the cable is broken or the electrical contacts at the sensor are dirty. there are other possible causes as wall but those are rare. check these three first.

Clean your ABS sensors thatg is mounted on the front disc rotors - they are usually covered with metal fillings and dust due to the magnetic properties of the sensors and also check or replace overload relay located behind battery - "Oldmerc" Australia

Fit a new needle and seat assy. Check float is not heavy from absorbed petrol (porous).
Check fuel / float level is correct.
Check operation of automatic choke .