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Old 10-22-2003, 12:30 PM
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Join Date: Jul 2002
Posts: 25
300D Rough Idle

My 1982 w/129k miles after reaching operating temp now idles rough.Checked all vaccum hoses under hood.Any troubleshooting tips .Thanks!

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Old 10-22-2003, 01:53 PM
Zoonhollis's Avatar
Diesel Fanatic
Join Date: Jun 2000
Location: Cary, NC
Posts: 551
Lots of info on this subject here. Try searching on "rough idle," "rack damper," "engine mounts" and "engine shocks."
1995 E300 Diesel (Die Blau Frau)
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Old 10-22-2003, 03:28 PM
gsxr's Avatar
Join Date: Aug 2001
Location: USA
Posts: 8,055
I agree... engine mounts, dirty/bad injector(s), valve adjustment, and maybe the rack damper. Roughly in that order.
Boise, ID

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Old 10-24-2003, 11:50 AM
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Join Date: Jul 2002
Posts: 25
Thanks Guys! Found out it was the Injectors.they weren` cracking all together,etc.New inserts & shims should do it.

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