Harley-Davidson FXDWG Wide Glide 2003 Maintenance Schedule
The 2003 Harley-Davidson FXDWG Wide Glide maintenance schedule below covers the manufacturer's recommended service intervals for oil, general maintenance, air filter, tires, drive chain maintenance, brake fluid, spark plugs and battery. Intervals are shown in kilometres by default and can be switched to miles.
Sourced from Harley-Davidson 2011 Fat Bob (Dyna) Owner's Manual — "Regular Service Intervals: 2011 Dyna Models" table (pp.132-134) (this document covers model years 2000–2011): scf99fe700a0cb239.jimcontent.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Engine oil and filter change | Every 8,000 km (first at 1,600 km) | Easy–Moderate | Replace engine oil and oil filter. |
| Brake system inspection (leaks, contact, abrasion) | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect brake system for leaks, contact or abrasion. |
| Air cleaner inspection and service | Every 8,000 km | Easy | Inspect air cleaner element, service as required. |
| Tire pressure and tread check | Every 8,000 km (first at 1,600 km) | Easy | Check tire pressure, inspect tread. |
| Wheel spoke tightness check (if equipped) | Every 24,000 km (first at 1,600 km) | Moderate | Check wheel spoke tightness. |
| Primary chaincase lubricant replacement | Every 16,000 km (first at 1,600 km) | Moderate | Replace primary chaincase lubricant. |
| Transmission lubricant replacement | Every 32,000 km (first at 1,600 km) | Moderate | Replace transmission lubricant. |
| Clutch adjustment check | Every 8,000 km (first at 1,600 km) | Moderate | Check clutch adjustment. |
| Drive belt and sprocket inspection/adjustment | Every 8,000 km (first at 1,600 km) | Moderate | Inspect drive belt and sprockets, adjust belt as needed. |
| Throttle, brake and clutch control check/lubrication | Every 8,000 km (first at 1,600 km) | Moderate | Check, adjust and lubricate throttle, brake and clutch controls. |
| Jiffy stand inspection and lubrication | Every 16,000 km (first at 1,600 km) | Easy | Inspect and lubricate jiffy (side) stand. |
| Fuel lines and fittings inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect fuel lines and fittings for leaks, contact or abrasion. |
| Fuel pump filter replacement | Every 40,000 km | Advanced | Replace fuel pump filter. |
| Brake fluid sight glass inspection | Every 8,000 km (first at 1,600 km) | Easy | Inspect brake fluid level via sight glass. |
| Brake fluid change (DOT 4) | Every 24 months | Moderate | Replace DOT 4 hydraulic brake fluid and flush system. |
| Brake pads and discs wear inspection | Every 8,000 km (first at 1,600 km) | Easy | Inspect brake pads and discs for wear. |
| Spark plug inspection | Every 8,000 km | Easy | Inspect spark plugs. |
| Electrical equipment and switch operation check | Every 8,000 km (first at 1,600 km) | Easy | Check operation of electrical equipment and switches. |
| Front fork oil replacement | Every 80,000 km | Advanced | Replace front fork oil. |
| Steering head bearing adjustment | Every 16,000 km (first at 1,600 km) | Advanced | Adjust steering head bearings. |
| Rear fork (swingarm) bearing inspection | Every 48,000 km | Advanced | Inspect rear fork bearings. |
| Critical fastener tightness check | Every 16,000 km (first at 1,600 km) | Moderate | Check tightness of critical fasteners. |
| Engine mount and stabilizer link inspection | Every 16,000 km | Moderate | Inspect engine mounts and stabilizer links. |
| Battery check and terminal cleaning | Every 12 months | Easy | Check battery and clean connections. |
| Exhaust system inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect exhaust system for leaks, cracks, and loose or missing fasteners or heat shields. |
| Road test (component and system function check) | Every 8,000 km (first at 1,600 km) | Easy | Road test to verify component and system functions. |
| Spark plug replacement | Every 32,000 km | Moderate | Replace spark plugs. |
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Easy: basic tools, straightforward Easy–Moderate: varies by task — somewhere between the two Moderate: some mechanical know-how helps Advanced: specialized tools/skill, still DIY-doable Expert: significant experience required Professional: dealer or shop recommended
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