Burned up plugs and wires

Asked by R Edgardo Dec 26, 2017 at 03:26 PM about the 1986 Mercedes-Benz 300-Class 300E Sedan

Question type: Maintenance & Repair

Would a bad catalytic converter burn up plugs and wires?

3 Answers

F_O_R answered 6 years ago

Excessive back pressure can make the engine run hot. Then again misfires from bad plugs could ruin the cat.

1 people found this helpful.
Mark helpful

R Edgardo answered 6 years ago

Also I notice a burning smell coming from under the car when I’m at a stop while driving. Could this be the catalytic converter as well?

Mark helpful

Your Answer:

Related Questions

300-Class

Looking for a Used 300-Class in your area?

CarGurus has 3 nationwide 300-Class listings and the tools to find you a great deal.

Postal Code:

Shortcuts

Search Mercedes-Benz 300-Class Questions

CarGurus Experts

  • #1
    James Ramond
    Reputation
    310
  • #2
    Paul
    Reputation
    300
  • #3
    Storm_2308
    Reputation
    260
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Mercedes-Benz 190-Class
1 listing
Used Mercedes-Benz G-Class
11 Great Deals out of 157 listings starting at $38,988
Used Mercedes-Benz SL-Class
6 Great Deals out of 107 listings starting at $13,888

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. Content will be removed if CarGurus becomes aware that it violates our policies.