Yamaha Rhino 450 YXR45FAV Service Manual page 355

*
3. Spark plug
• Check the spark plug condition.
• Check the spark plug type.
• Check the spark plug gap.
Refer to "CHECKING THE SPARK PLUG"
in chapter 3.
Spark plug gap
0.6 ~ 0.7 mm (0.024 ~ 0.028 in)
4. Ignition spark gap
• Disconnect the spark plug cap from the
spark plug.
• Connect the pulse ignition spark checker
1 as shown.
2 Spark plug cap
3 Spark plug
• Turn the main switch to "ON".
• Check the ignition spark gap.
• Crank the engine by pushing the starter
switch, and increase the spark gap until a
misfiring occurs.
Minimum spark gap
6.0 mm (0.24 in)
*
CORRECT
OUT OF
SPECIFICATION
OR NO SPARK
9 - 12
IGNITION SYSTEM
Standard spark plug
DR8EA/NGK
INCORRECT
Repair or replace the spark plug.
MEETS SPECIFICATION
The ignition system is not faulty.
– +
ELEC