Control Functions; Engine Stop Switch; Launch Control Switch; Clutch Lever - Yamaha YZ450F Owner's Service Manual

CONTROL FUNCTIONS

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ENGINE STOP SWITCH

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The engine stop switch "1" is located on the left
handlebar. Continue pushing the engine stop
switch till the engine comes to a stop.

LAUNCH CONTROL SWITCH

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The launch control switch "1" is located on top
of the left handlebar.
When the launch control switch is pressed, the
ignition timing is delayed to reduce slipping at
the rear wheel which occurs when the vehicle
accelerates from a stationary position.
This can be used to starting off in a stable man-
ner on a slippery road surface.
However, the effect may not be adequate de-
pending on the rider's operations and road sur-
face conditions.
How to operate
1. Put the gear into the neutral position.
2. Start the engine.
3. Push the launch control switch for more than
one second to turn on the launch control
switch.
TIP
When the launch control switch is turned on, in-
dicator "2" will flash.
4. Put the gear into the 1st or 2nd gear for start-
ing off.
5. After starting off, the launch control switch
will turn off automatically when the gear is
shifted into the 3rd gear.
The launch control switch will also turn off when
the engine is stopped or the gear is shifted into
the 3rd gear or higher.
CONTROL FUNCTIONS
TIP
When the launch control switch is turned off, in-
dicator will stop flashing.

CLUTCH LEVER

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The clutch lever "1" is located on the left han-
dlebar. The clutch lever disengages or engag-
es the clutch.
Pull the clutch lever toward the handlebar to
disengage the clutch, and release the lever to
engage the clutch.

SHIFT PEDAL

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The shift pedal "1" has adopted a method of 1
down & 4 ups (press-down & kick-ups).
Press it down for N (neutral) to 1st, and kick it
up for 2nd to 5th.
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