Mercedes-Benz M-Class Hybrid 2010 Owners Manual - Manual (Page 32)

Problem Possible causes/consequences and X Solutions
The warning and
indicator lamps in the
instrument cluster fail
to come on when
switching on the
ignition. The 12-volt battery and/or the high-voltage battery are
discharged.
X Charge the 12-volt battery ( Y page 32).
or
X Get a jump start ( Y page 33).
or
X Contact an authorized Mercedes-Benz Center.
Combustion engine
Problem Possible causes/consequences and X Solutions
The combustion engine
cannot be started. The
warning and indicator
lamps in the instrument
cluster come on when
switching the ignition. The high-voltage battery is discharged.
The discharged high-voltage battery is being charged with the
ignition switched on while the vehicle is being jump started
(
Y page 33).
X Read and observe messages that may appear in the
multifunction display (
Y page 24).
The combustion engine
cannot be started. The
multifunction display
does not display any
messages. The self-diagnosis has not been completed yet or the HYBRID
system is malfunctioning.
X Switch off the ignition and switch it back on.
X Try to start the combustion engine once more.
X If the combustion engine cannot be started: Contact an
authorized Mercedes-Benz Center.
RBS (Recuperative Brake System)
Problem Possible causes/consequences and X Solutions
Less brake pedal
pressure is required
and the brake pedal
travel is longer than
usual.
X Apply the brake pedal fully and release it.
The required brake pedal pressure and the brake pedal travel
are back to normal.
The RBS is malfunctioning.
Risk of accident!
X Read and observe the messages in the multifunction display
(
Y page 24) and the notes on warning and indicator lamps in the
instrument cluster ( Y page 29).
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Practical hints
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2009-05-12T15:08:04+02:00 - Seite 30