Operation Manual

Hybrid drive system
Display messages
Possible causes/consequences and M Solutions
d
Vehicle Operational
Switch the Ignition
Off Before Exiting
PLUG-IN HYBRID vehicles:
You are leaving the vehicle when it is in a ready-to-drive state. The
READY indicator in the multifunction display is on. A warning tone also
sounds.
If you leave the vehicle:
X
Secure the vehicle against rolling away (Y page 189).
X
Switch off the ignition and remove the SmartKey.
If you do not leave the vehicle:
X
Switch off the electrical consumers, e.g. automatic climate control,
seat heating.
Please note the following: the electrical consumers are supplied by the
12 V battery. If the vehicle is left in a ready-to-drive state for an exten-
ded period, it will switch off once the 12 V battery is almost empty. It
will then only be possible to start the vehicle using a second battery
(jump-starting).
Change the current
drive program
before changing the
operating mode. or
Exit manual drive
program M before
changing the operat‐
ing mode.
PLUG-IN HYBRID vehicles:
You have attempted to change the operating mode when in automatic
drive program S (Sport) or manual drive program M.
X
Activate the drive program E (Economy) or E+ (Economy Plus)
(
Y page 250).
X
Select the preferred operating mode HYBRID, E-MODE, E-SAVE or
CHARGE (
Y page 243).
E-MODE Currently
Unavailable
PLUG-IN HYBRID vehicles:
The condition of charge of the high-voltage battery has dropped to the
lower limit and the E-MODE operating mode has been switched off.
Driving with the internal combustion engine is activated and the oper-
ating mode switches to the basic HYBRID setting.
X
Continue driving using the internal combustion engine.
You can switch to the E-SAVE or CHARGE operating mode as
required (
Y page 243).
If you select CHARGE, the high-voltage battery is charged.
Once the charge level display for the high-voltage battery has
increased slightly, you can switch to the E-MODE operating mode
again.
Display messages
297
On-board computer and displays
Z