Yamaha FZ 25 2021 - Periodic Maintenance Schedule

3-1
CHK
ADJ
PERIODIC CHECKS AND ADJUSTMENT
PERIODIC MAINTENANCE
TIP
EAUE4020
● From 25000 km (15000 mi), repeat the maintenance intervals starting from 5000 km (3000 mi).
● Items marked with an asterisk (*) should be performed by a Yamaha dealer as they require special
tools, data and technical skills.
● Maintenance intervals marked with a double asterisk (**) would be paid service.
EAUE4030
PERIODIC MAINTENANCE CHART FOR THE EMISSION CONTROL SYSTEM
EAUE4040
GENERAL MAINTENANCE AND LUBRICATION CHART
NO. ITEM
CHECK OR MAINTENANCE
JOB
ODOMETER READING
1000 km
(600 mi)
5000 km
(3000 mi)
10000 km
(6000 mi)
15000 km**
(9000 mi)
20000 km**
(12000 mi)
25000 km**
(15000 mi)
1 * Fuel line
• Check fuel hoses for cracks
or damage.

2 * Fuel filter
• Check condition.
• Replace if necessary.

3Spark plug
• Check condition.
• Clean and regap.

• Replace. Every 15000 km (9000 mi)
4 * Valves
• Check valve clearance. Adjust
if necessary.

5 * Fuel injection • Adjust engine idling speed. 
6 *
Exhaust sys-
tem
• Check for leakage.
• Tighten if necessary.
• Replace gasket(s) if neces-
sary.
Every 10000 km (6000 mi)
7 *
Evaporative
emission con-
trol system
• Check control system for dam-
age.
• Replace if necessary.
 
8 *
Air induction
system
• Check the air induction sys-
tem solenoid, reed valve, and
hose for damage.
• Replace any damaged parts if
necessary.

NO. ITEM
CHECK OR MAINTENANCE
JOB
ODOMETER READING
1000 km
(600 mi)
5000 km
(3000 mi)
10000 km
(6000 mi)
15000 km**
(9000 mi)
20000 km**
(12000 mi)
25000 km**
(15000 mi)
1 *
Diagnostic
system check
• Perform dynamic inspection
using Yamaha diagnostic tool.
• Check the error codes.

2
Air filter ele-
ment
• Replace. Every 15000 km (9000 mi)
3
Air filter case
check hose
• Clean. 
4 * Battery
• Check voltage.
• Charge if necessary.

5Clutch
• Check operation.
•Adjust.

PERIODIC MAINTENANCE
B9X-F8197-E0.book Page 1 Thursday, July 16, 2020 2:28 PM