156 Driving and operating
9 Warning
Towing a trailer is permitted only
when the coupling ball bar is fitted
correctly. If the coupling ball bar
does not engage correctly or if the
release handle is impossible to
guide to its hidden initial position in
the housing or if the buzzing tone
sounds after engaging the
coupling ball bar, seek the
assistance of a workshop.
Eye for break-away stopping cable
Attach break-away stopping cable to
eye.
Trailer stability assist
If the system detects snaking
movements, engine power is reduced
and the vehicle/trailer combination is
selectively braked until the snaking
ceases. While system is working keep
steering wheel as still as possible.
Trailer stability assist (TSA) is
a function of the Electronic Stability
Control 3 140.
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