1999 Carbon Black e39 M5 UK after Vanos solenoid valve refurbishment.
This is the first start after replacing Vanos O-Rings, re-soldering the PCB and modifying the Vanos covers. The loud tapping is the air being bled from the system.
This is the first start after replacing Vanos O-Rings, re-soldering the PCB and modifying the Vanos covers. The loud tapping is the air being bled from the system.