Yamaha Mt-15 Common Problems
Known issues to inspect before buying a used Yamaha Mt-15. What to check and how much repairs cost.
Gear shifting stiffness or false neutrals
MODERATEShift through all gears during test ride carefully
Fix cost: $30-$80
Radiator fan failure or overheating
SERIOUSIdle for 5 mins, confirm fan kicks on
Fix cost: $60-$150
Throttle body sync issues causing rough idle
MODERATECheck idle stability and throttle response at warmup
Fix cost: $40-$100
Chain and sprocket wear from poor maintenance
MINORInspect chain slack, sprocket teeth for hooking
Fix cost: $50-$120
Pre-Purchase Checklist
☐Check service history and oil change records
☐Inspect frame for crash damage or welds
☐Test ABS braking function if equipped
☐Verify VIN matches all documents and plates
Reliable if maintained, check service history first