Mercedes-Benz 500 SEC Operator's Manual page 55

Steering Lock
0 The key can be withdrawn in this
position only. The steering is
locked with the key removed
from the steering lock. The key
can be removed only with the
selector lever in position "P".
After removing the key or with
the key in steering lock position 0,
the selector lever is locked in
position "P".
1 Steering is unlocked.
(If necessary, move steering
wheel slightly to allow the key to
be turned clockwise to position
1.)
Most electrical consumers can be
operated. For detailed information
see respective subjects.
2 Driving position.
3 Starting position.
Refer to Index for Starting and turning
off engine.
Warning!
When leaving the vehicle always
remove the key from the steering lock.
Do not leave children unattended in
the vehicle. Unsupervised use of
vehicle equipment may cause serious
personal injury.
Notes:
The following items can be operated
with the key in steering lock
position 1:
wiper,
headlamp flasher,
lighter,
glove box lamp,
sound system (also in position 0),
sliding roof,
rear window defroster,
power windows,
power seats, front,
heated seats, front,
adjustable steering wheel.
An audible warning will sound when
the driver's door is opened with the
key in steering lock position 1 or 0.
With the engine at idle speed, the
charging rate of the alternator
(output) is limited.
It is therefore recommended to turn
off unnecessary electrical consumers
while driving in stop-and-go traffic.
This precaution helps to avoid
draining of the battery.
Unnecessary strain on the battery
and charging system may be
minimized by turning off the
following power consumers, for
example: Heated seats, rear window
defroster. In addition, the automatic
climate air volume control should be
set to "MIN".
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