C63 (W204) stains on intake manifold
C63 (W204) stains on intake manifold
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R77C

Original Poster:

89 posts

214 months

Tuesday 11th February 2020
quotequote all
Hi all! I'm going to look at a C63 later this week, and was sent a video of the engine bay where I saw some dark looking spots on the intake manifold.

Any ideas what it could be? My assumption is that someone has dripped oil onto it from the dipstick and it's stained, which seems a little careless to me and makes me wonder all sorts of things! Would it put you off the car?

Any thoughts welcome, thank you!




Terzo123

4,646 posts

231 months

Tuesday 11th February 2020
quotequote all
Check every thing else out. Make sure the service history and mileage check out. Listen for ticking noises on idle. Smell for burning oil from possible leaking rocker cover gaskets. Find out if its within the dodgy head bolt range (although this doesnt seem to be so much of a problem in the uk).

These cars a generally fairly reliable.

R77C

Original Poster:

89 posts

214 months

Tuesday 11th February 2020
quotequote all
Hi Terzo, history is immaculate on this one. Will listen to the idling and smell for oil definitely. It's not within the head bolt range as it's a 2014 coupe. I understand the occasional few still have issues but it'll be very rare for this year of car.