Suzuki DF115BG 2021 Owner's Manual page 67

NOTICE
If the Keyless Start System is in ON state
while the engine is not running, the battery
will be discharged.
Always turn the Keyless Start System to OFF
state when the engine is not running.
V WARNING
Unauthorized use of your boat could lead to
an accident or damage to your boat.
To prevent unauthorized use of your boat, be
sure to remove the key and emergency stop
switch lock plate when the boat is unattended.
5. After stopping the engine, disconnect the
fuel line from the outboard motor if there is a
fuel connector.
V WARNING
If you leave the motor stopped for a long
period of time with the fuel line connected,
fuel can leak out.
Disconnect the fuel line from fuel tank, if there
is a fuel connector, whenever you leave the
motor stopped for a long period of time.
6. Turn the air-vent screw on the fuel tank cap
clockwise to shut the vent (if equipped).
NOTE:
To make sure that the emergency stop switch
operates properly, stop the engine occasionally
by pulling out the lock plate, while operating the
engine at idling speed.
64
If not equipped with Keyless Start System:
To stop the engine:
1. Shift into "NEUTRAL".
2. After operating at full throttle, cool off the
engine a few minutes by allowing it to idle or
troll at low speed.
3. Turn the ignition key to the "OFF" position to
shut off all engines.
4. To stop each engine individually, press the
control panel start/stop switch to shut off
each engine individually.
OFF
ON
START