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
OVERVIEW OF WINDSCREEN WIPER, WINDSCREEN WASHER AND HEADLIGHT
WASHER SYSTEMS
Fig. 289: Overview Of Windscreen Wiper, Windscreen Washer And Headlight
Washer Systems
Rear window wiper blade
Wiper arm for rear window wiper
Rear window wiper motor
Spray nozzle for rear window washer system
Wiper