An extremely common issue is to have oil leaking from the solenoid O-Rings. Poor seals once again found in the BMW engine where they just aren't upto the task. I6automotive offers an o-ring upgrade where the material VITON is far more suitable to the conditions found in the engine. We offer a lifetime warranty on these seals.
Oil leaking from solenoids..
There are no fault codes associated with this symptom
I6automotive has manufactured a cost effective solution. A permanent solution is to use our uprated seals that will last the lifetime of the engine.
X4 Solenoid Seals to cover 2 solenoids.