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When performing cylinder leakage tests, the following tips might be helpful:
Remove all spark plugs to allow easier rotation of the engine. (If this test is
done after a compression test, the
plugs should already be out).
Perform the leakage test on all cylinders, not just the problem
cylinder.
General information
The glass sunroof and the sun protection are operated
using the same switch.
The glass sunroof can be opened from the outside
with the vehicle key and also closed with
Comfort Access.
With Comfort Access: The glass sunroof can be
closed from the outside via Comfort Access.
Safe