Checking The Exhaust System; Adjusting The Exhaust Gas Volume; Checking The Canister - Yamaha MBK X-MAX 300 2017 Service Manual

EAS30625

CHECKING THE EXHAUST SYSTEM

1. Check:
• Exhaust pipe "1"
• Muffler assembly "2"
Cracks/damage → Replace.
• Gaskets "3", "4"
Exhaust gas leaks → Replace.
2. Check:
Tightening torque
• Exhaust pipe nuts "5"
• Clamp bolt "6"
• Muffler assembly bolts "7"
Exhaust pipe nut
15 N·m (1.5 kgf·m, 11 lb·ft)
Clamp bolt
20 N·m (2.0 kgf·m, 15 lb·ft)
Muffler assembly bolt
53 N·m (5.3 kgf·m, 39 lb·ft)
7
EAS30799

ADJUSTING THE EXHAUST GAS VOLUME

TIP
• Be sure to set the CO density level to standard,
and then adjust the exhaust gas volume.
• To adjust the exhaust gas volume, use the CO
adjustment mode of the Yamaha diagnostic
tool. For more information, refer to the opera-
tion manual of the Yamaha diagnostic tool.
1. Connect the Yamaha diagnostic tool to the
connector. For information about connecting
the Yamaha diagnostic tool, refer to
2
3
1
4
6
PERIODIC MAINTENANCE
"YAMAHA DIAGNOSTIC TOOL" on page
8-34.
Yamaha diagnostic tool USB
90890-03256
Yamaha diagnostic tool (A/I)
90890-03254
EAS31922

CHECKING THE CANISTER

1. Remove:
• Battery
Refer to "GENERAL CHASSIS (1)" on page
4-1.
• Front cowling assemblies
Refer to "GENERAL CHASSIS (2)" on page
4-4.
• Meter assembly
Refer to "GENERAL CHASSIS (3)" on page
4-7.
• Lower side covers
Refer to "GENERAL CHASSIS (4)" on page
4-10.
• Footrest board assembly
Refer to "GENERAL CHASSIS (5)" on page
4-13.
• Leg shield assembly
Refer to "GENERAL CHASSIS (6)" on page
4-16.
2. Check:
• Fuel tank breather hose (rollover valve to
canister) "1"
• Canister purge hose "2"
• Canister breather hose "3"
• Canister "4"
Damage → Replace.
5
3
3. Install:
• Leg shield assembly
Refer to "GENERAL CHASSIS (6)" on page
4-16.
• Footrest board assembly
Refer to "GENERAL CHASSIS (5)" on page
4-13.
3-8
4
2
1