User Manual - Page 27

For 2019 CRF450X.

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Starting & Stopping the Engine
(cont’d)
Basic Operating Instructions 21
Always follow the proper starting procedure
described below.
Your CRF can be started with the transmission in
gear
by pulling in the clutch lever before operating
the start button.
The fast idle knob has two functions:
When pulled out, the fast idle knob assists in
first-time start-up for cold weather starting.
When pushed in, it acts like an idle adjustment
screw. Refer to Idle Speed Adjustment on
page 74.
Make sure that the transmission is in neutral.
Always follow the proper starting procedure
described as follows.
Check the engine oil and coolant levels before
starting the engine (pages 64, 66).
Cold Engine Starting
1. Shift the transmission into neutral.
2. If the temperature is 50°F (10°C) or below,
pull the fast idle knob (1) fully up.
3. With the throttle closed.
Pull the clutch lever all the way in, and depress
the start button (2).
4. About a minute after the engine starts, push the
fast idle knob back all the way to fully OFF.
If idling is unstable, open the throttle slightly.
Fast Idle Knob
Preparation
Starting Procedure
(1) fast idle knob
(1)
(2) start button
(2)
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