Yamaha YZ450FP 2023, Owner'S Service Manual

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INCLUDED PARTS
1-8
pression ratio, etc.) have been changed,
the performance may not match to the actu-
al settings.
• Do not run the engine with the smartphone
carried with you. Otherwise, the smart-
phone could be damaged.
TIP
•
Download the Power Tuner app from the
Google© or Apple© store.
•
For details about handling the smartphone,
read the owner’s manual of the smartphone.
Before connecting to the CCU wireless net-
work (in case of initial use of the Power Tun-
er app)
1. Remove the bolts and side cover (left).
2. Remove the CCU and record the CCU serial
number.
3. Install the removed CCU and side cover (left).
Connecting to the CCU wireless network
NOTICE
ECA26060
The CCU (Communication Control Unit) uses
weak radio waves. The CCU may not work in
the following situations.
• The CCU is placed in a location exposed to
strong radio waves or other electromagnet-
ic noise
• There are facilities nearby that are emitting
strong radio waves (TV or radio towers,
power plants, broadcasting stations, air-
ports, etc.)
• You are carrying or using communication
equipment such as radios or mobile
phones in close proximity of the CCU
• The CCU is in contact with or covered by a
metallic object
• Other vehicles equipped with a CCU are
nearby
In such situations, move the CCU to another
location and perform the operation again.
1. Turn on the smartphone.
2. For two minutes after the start switch is
pressed or while the engine is running (the
CCU is activated), input the CCU serial num-
ber into your smartphone and establish a
wireless connection.
3. Activate the Power Tuner app.
TIP
If the CCU wireless network cannot be detected,
operate the start switch again.
1. Bolt
2. Side cover (left)
1. CCU coupler
2. Holder
3. CCU (Communication Control Unit)
1
1
1
2
2
3
1
3. CCU (Communication Control Unit)
a. CCU serial number
P/N: - -
S/N:
MAC:
COMMUN.CONT.UNIT ASSY.
3
a