Introduction
This chapter includes all information necessary to perform recommended checks and adjustments. If followed, these preventive maintenance procedures will ensure more reliable vehicle operation, a longer service life and reduce the need for costly overhaul work. This information applies to vehicles already in service as well as to new vehicles that are being prepared for sale. All service technicians should be familiar with this entire chapter.
Periodic maintenance chart for the emission control system
| No. | Item | Routine | initial | Odometer readings | |||||
| 600 mi (1000 km) or 1 month | 4000 mi (7000 km) or 6 months | 8000 mi (13000 km) or 12 months | 12000 mi (19000 km) or 18 months | 16000 mi (25000 km) or 24 months | 20000 mi (31000 km) or 30 months | ||||
| 1 | * | Fuel line | • Check fuel hoses for cracks or damage. • Replace if necessary. | V | V | V | V | V | |
| 2 | * | Spark plugs | • Check condition. • Adjust gap and clean. • Replace every 8000 mi (13000 km) or 12 months. | V | Replace. | V | Replace. | V | |
| 3 | * | Valve clearance | • Check and adjust valve clearance when engine is cold. | Every 26600 mi (42000 km) | |||||
| 4 | * | Crankcase breather system | • Check breather hose for cracks or damage. • Replace if necessary. | V | V | V | V | V | |
| 5 | * | Fuel injection | • Adjust synchronization. | V | V | V | V | V | |
| 6 | * | Exhaust system | • Check for leakage. • Tighten if necessary. • Replace gasket(s) if necessary. | V | V | V | V | V | |
| 7 | * | Evaporative emission control system (for California only) | • Check control system for damage. • Replace if necessary. | V | V | ||||
| 8 | * | Air induction system | • Check the air cut-off valve, reed valve, and hose for damage. • Replace any damaged parts if necessary. | V | V | ||||
* Since these items require special tools, data and technical skills, have a Yamaha dealer perform the service.