Mercedes-Benz Metris Operator's Manual page 132

130 Driving and parking
130
If you require explanations regarding the informa-
tion in the Operator's Manual, contact a
Mercedes-Benz Commercial Van Center.
Comply with the maximum permissible speed of
50 mph (80 km/h) or 62 mph (100 km/h), even in
countries in which higher speeds are permitted for
vehicle/trailer combinations.
Attach only an approved trailer hitch to your vehi-
cle. Use only a ball neck that has been approved
for your vehicle. Further information about availa-
bility and installation – including that of the trailer
electrical system – is available from a quali ed
specialist workshop.
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Your vehicle's bumpers are not suitable for
installing detachable trailer hitches.
Do not attach any rented trailer hitches or any
other detachable trailer hitches to the bumpers.
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During trailer operation, remember that
PARKTRONIC is available only to a limited
extent, if at all.
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The height of the ball head will change
depending on the vehicle's load. In this case,
use a trailer with a height-adjustable drawbar.
Coupling/uncoupling a trailer Coupling/uncoupling a tr ailer
R R eq equir uirements: ements:
The ball neck must be engaged in a securely
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locked position.
Trailers with 7-pin plugs can be connected to the
vehicle using the following adapters:
Adapter plug
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Adapter cable
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Coupling a trailer Coupling a tr 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
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charge the trailer battery.
V V ehicles wit ehicles with aut h automatic tr omatic transmission:
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transmission to position j.
Apply the vehicle's parking brake.
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Close all the doors.
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Position the trailer on a level surface behind
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the vehicle.
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Even if the trailer is connected correctly, a mes-
sage may nevertheless appear on the instrument
cluster display in the following cases:
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ansmission: shi the
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The height of the ball head will change
depending on the vehicle's load. In this case,
use a trailer with a height-adjustable drawbar.
Couple up the trailer.
T T o inst o install an adapt all an adapter er: : open the cover of the
socket.
Insert plug 2 with tab 1 in the socket's
groove 3.
Turn plug 2 clockwise as far as it will go.
Let the cover engage.
Attach the cable to the trailer with cable ties
(only in the case of adapter cables).
Make sure that the cable is always slack for
ease of movement during cornering.
Establish all electrical and other connections
to the trailer. In the process, attach the trailer's
breakaway cable to the eyelet on the ball neck.
Check that the trailer's lighting system works
properly.
A trailer is detected only if the electrical con-
nection is established correctly and the lighting
system is in working order. The function of
other systems also depends on this, e.g. ESP
PARKTRONIC, Active Parking Assist, Blind Spot
Assist or Lane Keeping Assist.
LEDs have been installed in the trailer's lighting
system.
The current has fallen below the trailer lighting
system's minimum current (50 mA)
You can connect accessories up to a maxi-
mum of 240 W to the permanent power sup-
ply.
Remove objects or devices that prevent the
trailer from rolling, e.g. chocks.
Release the trailer's parking brake.
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