Yamaha T155 2021 Owner's Manual page 44

Periodic maintenance and adjustment
NO. ITEM
6 * Exhaust system
7
CHECK OR MAINTENANCE JOB
• Check for leakage.
• Tighten if necessary.
• Replace gasket(s) if necessary.
ODOMETER READING (whichever comes first)
1000 km 4000 km 8000 km
or or or
2 months 6 months 10 months
√ √
7-3
ANNUAL
12000 km 16000 km
CHECK
or or
14 months 18 months
√ √ √