Necessary preliminary tasks:
Remove HIGH PRESSURE PUMP .
Unlock connector (1) and remove.
Feed out connector (1) behind feed line, remove FEED LINE if necessary.
Release screws on both knock sensors (1) and remove knock sensors (1).
Installation note:
Clean contact surface of knock sensors on engine block.
NOTE: Reassemble the vehicle.
Check stored error/fault messages.
Clear diagnostic fault entries from fault memory.
BMW X3 Owners Manual > Car washes: Headlights
Do not rub dry and do not use abrasive or
acidic cleansers.
Soak areas that have been dirtied e. g.,
from insects, with shampoo and wash off
with water.
Thaw ice with de-icing spray; do not use an
ice scraper.
After washing the vehicle
After washing the vehicle, apply the brakes
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