Running rough

Asked by Aug 23, 2017 at 05:40 PM about the 1998 Mercedes-Benz M-Class ML 320

Question type: General

Car is running rough when i push the gas pedal. It
starts fine and runs great. When i try to drive it just
dies. The strange is, when i try some time later it's
fine.  It comes back some days later.  I have change
all the ignition coils, all spark plugs and
connections. No bad codes found...

2 Answers


Check the fuel pressure from the fuel pump.

2 of 2 people found this helpful.

Thanx for your answer, I was thinking about the fuel pump and also clogged EGR valve tube. I have changed the valve.. but I scanned my car again this morning with following codes found...P0442 p0460 p0432

Your Answer

Mercedes-Benz M-Class Experts

  • #1
  • #2
  • #3
View All

Related Models For Sale

Used Mercedes-Benz E-Class
40 Great Deals out of 585 listings starting at $2,390
Used Mercedes-Benz C-Class
134 Great Deals out of 1,550 listings starting at $4,495
Used Mercedes-Benz S-Class
10 Great Deals out of 141 listings starting at $4,999
Used Mercedes-Benz G-Class
34 listings starting at $36,888
Used Land Rover Range Rover
4 Great Deals out of 91 listings starting at $7,980
Used Jeep Grand Cherokee
153 Great Deals out of 3,629 listings starting at $3,500

Used Cars For Sale

2015 Mercedes-Benz M-Class For Sale
16 Great Deals out of 126 listings starting at $31,995
2014 Mercedes-Benz M-Class For Sale
6 Great Deals out of 119 listings starting at $33,450
2013 Mercedes-Benz M-Class For Sale
53 listings starting at $29,900
2012 Mercedes-Benz M-Class For Sale
52 listings starting at $25,499
2011 Mercedes-Benz M-Class For Sale
34 listings starting at $16,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.