Starting The Engine - Mercedes-Benz OM 904 LA Operating Instructions Manual

Starting the engine

Risk of accident and injury
If not properly secured, a vehicle might acci-
dentally be set in motion when the engine is
started, knocking somebody down or trap-
ping them. Before starting the engine:
Prevent the vehicle from rolling away by
applying the parking brake and, if neces-
sary, by placing chocks under the
wheels.
Shift the transmission into neutral.
i
Starting the engine for the first time
( see page 42).
Observe the special measures to be
carried out before the engine is started
after it has been switched off for a long
period, see the "Cleaning/protective
treatment" section ( page 54).
i
At outside temperatures of below
G
–30 °C, Mercedes-Benz recommends
preheating the coolant (e.g. using an
electrical preheating device)
Starting procedure
For vehicle engines, always secure the ve-
hicle against pulling away inadvertently:
Apply the parking brake.
Shift the transmission into neutral.
Insert the key into the ignition lock and
turn it to the drive position.
The following indicator lamps/warning
lamps light up:
Starting the engine for the first time
1 Charge current indicator lamp
2 Electronic system warning lamp
3 Flame-start system*/grid heater*
indicator lamp
Operation
4
45