There are three "Golden Rules" to adhere to when diagnosing concerns on the
N54 engine:
1. When diagnosing cases of smoke from the exhaust, it is important to avoid
unnecessary replacement of
the turbochargers. Smoke can be caused by oil consumption such as the crankcase
ventilation system.
Alwa
Special tools required:
61 4 320
Crimping annular contacts:
Special tool 61 4 320
CRIMPING OPTICAL FIBERS
Special tools required:
61 4 320
To crimp optical fibers, use pliers 61 4 321 (1) in conjunction with crimping
head 61 4 323 (2) from crimping
set 61 4 320.
NOTE: Pliers (1) open automati