First read and observe the introductory information
and safety warnings
Please follow these rules to help prevent damage to your vehicle when driving through water, for example if the road is flooded:

WARNING

NOTICE
Checklist
Technical dataRemoving and installing steering wheel multifunction buttons -E441-/-E440-
Special tools and workshop equipment
required
Removal wedge -3409-, qty. 2
Lever -T10468-
...
Removing and installing control unit 1 for information electronics -J794-
Special tools and workshop equipment
required
Radio release tool -T10057-
Protective cap for wiring harness connector -VAS 6223/ ...
Checking fuel system for leaks
Special tools and workshop equipment
required
Fuel system tester (so-called smoke tester) -KLI 9210-
Adapter hose -KLI 9210/55-1-
Hose clamps up ...