Practical Tips
Compressed air outlet. If air leaks during compression, in most cases the reasons for this are the following:
- 1. Defective intake manifold or air filter housing (the last - due to a malfunction of the intake valve).
- 2. Faulty cylinder head gasket or there is a crack in the cylinder head.
- 3. Oil filler or dipstick tube open; worn cylinder walls and mirrors or piston rings.
- 4. If a hiss is detected in the exhaust pipe, the exhaust valve is most likely leaky.
It should be remembered that Mercedes fulfills the warranty obligations given by the company only if your car undergoes maintenance in a warranty workshop in a timely manner.