Get the latest advice about your car

Get Started
Advice » Q&A » 1990 Mercedes-Benz 560SEL

Q&A

Ask Your Question

1990 Mercedes-Benz 560SEL

Question: no compression left. bank.1989 mercedes.560 sel.5.6liter

Question

toneymcclay, Compton, CA, April 19, 2011, 12:05
Profile_thumbnail
 Rookie

No compression all. Cylinders left. Bank. Inspection of valvetrain operation ok timingchain. Ok

1 Answer
Flag This
  • Answer #1

    overbys from Overbys Inc, April 19, 2011, 12:20
    Profile_thumbnail
     Master

    if you have a fuel injection issue, it is possible that the cylinder walls were washed down with gasoline and it lost compression. try performing a wet compression test by
    adding a few squirts of engine oil to each plug hole and
    see if the compression will come back.

    Flag This
  • Reply

    toneymcclay, May 14, 2011, 06:26
    Profile_thumbnail
     Rookie

    yes compression comes back and it trying to start after re installing plug and plug wires

    Reply
    Flag This
Answer Ranks