How much smoke is normal when the engine is in compression going downhill? I notice smoke whenever on compression, but never at any other time. Engine is
616 in 240D.- posted
18 years ago
How much smoke is normal when the engine is in compression going downhill? I notice smoke whenever on compression, but never at any other time. Engine is
616 in 240D.Smoke is not normal. You are probably ready for a new set of valve seals, perhaps guides, too. Piston rings last a long time so unless you have really high mileage on the car, your rings are probably OK.
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