Mercedes-Benz B-Class, Owner'S Manual

Page: 279 / 537

Trailers with a 7-pin plug can be connected to the
vehicle with the following adapters:
R
Adapter plug
R
Adapter cable
The trailer will be correctly detected by the vehi-
cle only if the following conditions are met:
R
The trailer is connected correctly.
R
The trailer lighting system is in working order.
The functions of the following systems will be
a ected by a correctly connected trailer:
R ESP
®
trailer stabilisation
R
Active Lane Keeping Assist
R
Parking Assist PARKTRONIC
R
Active Parking Assist
R
Blind Spot Assist or Active Blind Spot Assist
R
Drive Away Assist
R
Cross Tra c Alert
R
Reversing camera
R
360° camera
Coupling up a tr Coupling up a trailer ailer
* NO NOTE TE Damage to the starter battery due
to full discharge
Charging the trailer battery using the power
supply of the trailer can damage the starter
battery.
#
Do not use the vehicle's power supply to
charge the trailer battery.
#
Remove the cover cap from the ball head and
store it in a safe place.
#
Position the trailer on a level surface behind
the vehicle and couple it up to the vehicle.
#
Open the socket cap.
#
Insert the plug with lug 1 in groove 3 on
the socket.
#
Turn bayonet coupling 2 to the right as far as
it will go.
#
Let the cap engage.
#
Secure the cable to the trailer with cable ties
(only if you are using an adapter cable).
#
Make sure that the cable is always slack for
ease of movement during cornering.
Under the following conditions, a message may
appear on the instrument display even if the
trailer has been connected correctly:
R
LEDs have been installed in the trailer lighting
system.
R
The current has fallen below the trailer lighting
system's minimum current (50 mA).
%
Accessories can be connected to the perma-
nent power supply up to 180 W and to the
power supply that is switched on via the igni-
tion lock.
276 276 Driving and parking