BMW X3 engine oil leak into coil pack well causing smoke and sluggish acceleration after gasket replacement on BMW X3

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some BMW X3 owners report experiencing engine oil leaks into the coil pack well after a gasket replacement, which can result in symptoms like smoke and sluggish acceleration. These issues may arise from improperly installed or damaged engine gaskets, leading to oil leaks. Additionally, if the oil pan gasket was not replaced or installed correctly, it could also contribute to the leak. Some owners find that the oil filter housing is a potential source of the problem, particularly if there is a leak from the top of the oil pan. Furthermore, the crankcase breather valve may need inspection, especially if there are leaks on the left side of the engine. To effectively address these concerns, it is essential for owners to thoroughly inspect the recently replaced gaskets and related components to ensure proper installation and function.

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