compression on a 240D

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compression on a 240D

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Mercedes Forum >> Mercedes Benz Models >> Diesel Discussions >> compression on a 240D

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compression on a 240D - 1/5/2005 7:04:10 PM

gavinbr

Posts: 1
Joined: 1/5/2005
Status: offline

hello,

i have low compression on my 1982 240D with 250K miles

how do you tell which is the problem, valves or rings.

any suggestions would be appreciated

brian

Post #: 1

RE: compression on a 240D - 1/5/2005 8:54:12 PM

pberku

Posts: 77
Joined: 10/17/2004
From: Canada
Status: offline

Put about a teaspoon of oil into each cylinder (one at-a-time), and measure the compression again. If now, it significantly increased, than its your piston rings. If no change, than most likely its your valves, or a valve adjustment is required.

Phil

< Message edited by pberku -- 1/5/2005 10:11:38 PM >

_____________________________

'95 E300D
180,000 Miles

(in reply to gavinbr)

Post #: 2