Why does my Porsche Cayman have white smoke?
White/Bluish smoke on cold start, and it makes a giant, embarrassing and smelly smoke screen in the driveway or on the street… That was exactly what happened to my 2008 Porsche Cayman. Although this problem seems more common among 986 Boxster and 996 911, some other Porsche sports cars may have the same issue.
What happens when AOS fails on Porsche Cayman?
Of course, once it fails completely, the resultant burning oil produces huge clouds of white smoke – this is fairly obvious. At that point, it is clear what needs to be done. However, replacing the AOS sooner rather than later can be a good precaution against other failures.
Why does my Porsche Cayman have a vacuum problem?
Crankcase vacuum exceeds the normal range in the engine under heavy acceleration and sucks in air damaging the rear main seal. This is commonly seen on Audi engines as well. A failing AOS also causes too much oil to pass into the intake and will force the engine management to adjust fuel mixtures to compensate.
What causes a car to have white smoke coming from the exhaust?
When the car’s cylinders head or gasket is either damaged or cracked, even a small crack, coolant starts to leak out of it and gets mixed with engine oil. This mixing results in contamination of engine oil, and ultimately results in white exhaust smoke with a sweet odor.
What causes white smoke from exhaust when idle?
What Causes White Smoke From Exhaust When Idle? If you have white smoke from exhaust when stopping or idling, your combustion chambers engine might get oil inside, which cause them to burn off the exhaust. This will cause white smoke, along with the idle issue.
Why does my car exhaust have a white smell?
The answer is either transmission fluid or burning coolant. In transmission fluid case, the engine is sucking the fluid through a vacuum hose, which leads to the color white from smoke. The exhaust will also have a burned oil smell.
Why does my car have a lot of smoke?
On the other hand, thicker smoke is a pretty big issue. Thick smoke usually comes from the faulty in engine coolant, which could lead to many serious problems like damaged cylinder head, blown head gasket, cracked engine block… which might cost drivers quite a lot. In this situation, we suggest to not ignore it.