Checking And Charging The Battery - Yamaha YZ 2018 Series Owner's Service Manual

2. Attach:
• Timing light "1"
• Digital tachometer "2"
To the high tension code "3".
Timing light
90890-03141
Timing light
YU-03141
Digital tachometer
90890-06760
Digital tachometer
YU-39951-B
1
3. Adjust:
• Engine idling speed
Refer to "ADJUSTING THE ENGINE
IDLING SPEED" on page 3-16.
4. Check:
• Ignition timing
Check whether the alignment mark "a" on
the left crankcase cover is within the firing
range "b" on the rotor.
Incorrect firing range  Check rotor and
Crankshaft position sensor.
5. Install:
• Timing mark accessing screw
Timing mark accessing screw
6 N·m (0.6 kgf·m, 4.4 lb·ft)
EASB29B121

CHECKING AND CHARGING THE BATTERY

Refer to "CHECKING AND CHARGING THE
BATTERY" on page 8-61.
3
2
b
a
3-38
ELECTRICAL SYSTEM