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  1. H

    Vibration from auto 190e

    thanks...borrowed a haynes from library, then tensioned the v belt to their instructions. it is now ok. so much for the mercedes specialist who fitted the tensioner and shock absorber. it was miles out... checked fluid, and level is ok. it was changed 25k ago so that's not the problem. we'll see...
  2. H

    Vibration from auto 190e

    when reverse is engaged, there is a knocking / vibration from the car. this goes when the car moves.....? there is also a chirping / whistling from the v belt area . the belt has done 10k, and tensioner and shock absorber have done about 3k. suspected water pump, but there is no coolant...
  3. H

    hesitant starts on 190e

    I still have this problem. A mercedes specialist did a full fuel injection test, and diagnosed the air flow sensor as the problem. This was subsequently changed and the problem was not solved. The ovp has also been changed as has the coolant temp. sensor. Where does one go from here....?
  4. H

    airflow sensor...

    Been informed a new airflow sensor is needed to cure bad starts on my 2.0 190e. Anybody have any experience of this 'daunting' task?
  5. H

    hesitant starts on 190e

    thanks.....fuel filter was changed by dealership 21,000k ago <at least it was on the invoice!>air idle speed valve i've checked also cold start valve. mixture was rechecked by non dealership, who said it was weak, and adjusted. coolant temp. sensor may be worth changing. the relay mentioned by...
  6. H

    hesitant starts on 190e

    thanks.....i've read this, checked the fuse and it's ok....
  7. H

    hesitant starts on 190e

    thanks... dealers rec. me to use leaded every fifth tankful when it was available. more recently have used unleaded4-star instead. been advised against supermarket fuel recently, hence the optimax.
  8. H

    hesitant starts on 190e

    190e is petrol, injected.........not carb.
  9. H

    hesitant starts on 190e

    thanks, didn't know about this.... have now checked and it appears ok. pity.......
  10. H

    hesitant starts on 190e

    more.....car owned by me for 9 years, so history known. tried wet start, no better. also tried injector cleaner, again no better.new injectors were fitted 70000k ago. i'm now on my second tank of optimax. apart from this starting problem, it runs superbly.
  11. H

    hesitant starts on 190e

    less than 2000k... merc. dealer purchase. took them out last weekend and rechecked gaps. straw clutching.........
  12. H

    hesitant starts on 190e

    First start of the day , engine fires and struggles from 500rpm to 800rpm. Once at 800revs it's ok., runs smoothly and all subsequent starts are fine. The car has done 130k, and fully serviced. Just renewed leads, dist cap, rotor, checked leads , hoses etc. and all seems well............Had...
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