BMW M3 Sedan 2011 - Manual (Page 245)

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With a tow truck: vehicle with xDrive
Do not tow a BMW with xDrive with just
the front or rear axle raised; otherwise, the
wheels could lock up and the transfer case
could be damaged.
<
Have the BMW transported on a flatbed surface
only.
Tow-starting
Avoid tow-starting the vehicle whenever possi-
ble; instead, jump-start the engine, refer to
page
239 Vehicles with a catalytic converter
should only be tow-started when the engine is
cold; vehicles with an automatic transmission or
Sports automatic transmission with double
clutch cannot be tow-started at all.
1. Switch on hazard warning flashers, comply
with local regulations.
2. Switch on the ignition, refer to page 55 .
3. Shift into 3rd gear.
4. Have the vehicle tow-started with the clutch
depressed and slowly release the clutch.
After the engine starts, immediately
depress the clutch completely again.
5. Stop at a suitable location, remove the tow
bar or rope and switch off the hazard warn-
ing flashers.
6. Have the vehicle checked.
With xDrive: do not activate Hill Descent
Control HDC when the vehicle is being
tow-started, page 91 . <
Online Edition for Part no. 01 41 2 604 638 - © 02/10 BMW AG