exceeded. The lower value is the limit which
should be adhered to.
Tyre inflation pressure
Check the vehicle's and the trailer's tyre inflation
pressures carefully.
On the vehicle, the tyre inflation pressure for
higher loads applies.
For the trailer, the regulations of the manufac‐
turer apply.
For further information:
Tyre inflation pressure information, see
page 368.
Runflat indicator RPA
Initialise the runflat indicator after the tyre infla‐
tion pressure has been corrected or a trailer has
been attached or detached.
For further information:
Runflat indicator RPA, see page 386.
Tyre Pressure Monitor
Reset the Tyre Pressure Monitor after the tyre
inflation pressure has been corrected or a trailer
has been attached or detached.
For further information:
Tyre Pressure Monitor, see page 379.
Exterior mirror
Two exterior mirrors which bring both rear cor‐
ners of the trailer into your field of view are re‐
quired by law. Mirrors of this type are available as
special equipment from a Service Partner of the
manufacturer or another qualified Service Partner
or a specialist workshop.
Power consumption
General
Before beginning your journey, check the func‐
tion of the trailer rear lights.
When towing a caravan, keep the activation
times of power consumers short to avoid placing
an excessive load on the vehicle battery.
Not Australia/New Zealand: Trailer
rear lights
The power output of the trailer's rear lights must
not exceed the following values:
▷ Turn indicators: 42 watt per side.
▷ Tail lights: 50 watt per side.
▷ Brake lights: 84 watt total.
▷ Rear fog lights: 42 watt total.
▷ Reversing lights: 42 watt total.
Australia/New Zealand: Trailer rear
lights
▷ Turn indicators: 54 watt per side.
▷ Tail lights: 100 watt in total.
▷ Brake lights: 108 watt total.
▷ Reversing lights: 54 watt total.
Towing a trailer
General
When the trailer socket is in use, some driver as‐
sistance systems are unavailable, or available to a
limited extent. A Check Control message is
shown where applicable.
In order to avoid malfunctions, activate towing a
trailer mode.
For further information:
Activating trailer operation, see page 345.
Seite 343
Towing a trailer
DRIVING HINTS
343
Online Edition for Part no. 01405A1EA53 - X/20