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Old 07-30-2008, 12:45 AM
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dieselnutnj dieselnutnj is offline
Join Date: Jul 2008
Location: Newton NJ
Posts: 163
I'm not sure if it's the same as with the diesels, but Mercedes states that anything over .5 bar (7.5psi) on idle is acceptable. It must rise and stay at 3 bar (45psi) while driving on the highway. Sounds like yours is good and healthy!
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