Honda CB125F 2018 Maintenance Schedule
The 2018 Honda CB125F maintenance schedule below covers the manufacturer's recommended service intervals for general maintenance, oil, tires, air filter, drive chain maintenance, brake fluid, spark plugs and valve clearance. Intervals are shown in kilometres by default and can be switched to miles.
Sourced from Honda Motor Co. (Owners Manual) (this document covers model years 2015–2025): 2rom-prd-data.hondamotopub.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Fuel Level | See notes | Easy | Check fuel level and fill fuel tank when necessary. |
| Throttle Operation | Every 4,000 km · Every 12 months | Moderate | Check for smooth throttle opening and full closing in all steering positions. |
| Engine Oil | Every 4,000 km (first at 1,000 km) · Replace every 12 months | Easy | Replace engine oil. |
| Engine Oil Strainer Screen | Every 12,000 km | Advanced | Clean engine oil strainer screen. |
| Engine Oil Centrifugal Filter | Every 12,000 km | Advanced | Clean engine oil centrifugal filter. |
| Engine Idle Speed | Every 4,000 km · Every 12 months | Moderate | Inspect and adjust engine idle speed. |
| Brakelight Switch | Every 4,000 km · Every 12 months | Easy | Inspect brake light switch operation. |
| Clutch System | Every 4,000 km (first at 1,000 km) · Every 12 months | Easy–Moderate | Inspect clutch lever free play and clutch system operation; adjust free play if necessary. |
| Side Stand | Every 4,000 km · Every 12 months | Easy | Inspect side stand operation and spring. |
| Suspension | Every 4,000 km · Every 12 months | Moderate | Inspect front and rear suspension operation. |
| Nuts, Bolts, Fasteners | Every 8,000 km (first at 1,000 km) · Every 12 months | Easy–Moderate | Inspect and tighten major nuts, bolts, and fasteners. |
| Wheels/Tyres | Every 4,000 km · Every 12 months | Moderate | Inspect wheels and tyres for wear, damage, and proper air pressure. |
| Steering Head Bearings | Every 12,000 km (first at 1,000 km) · Every 12 months | Advanced | Inspect steering head bearings for looseness or damage. |
| Fuel Line | Every 4,000 km · Every 12 months | Moderate | Inspect fuel line and connections for leaks, cracks, or deterioration. |
| Air Cleaner | Every 16,000 km | Easy | Replace air cleaner element. |
| Crankcase Breather | Every 4,000 km · Every 12 months | Easy | Clean crankcase breather tube. |
| Drive Chain | Every 500 km | Easy | Inspect drive chain slack and condition; lubricate. |
| Brake Fluid | Every 4,000 km · Every 12 months · Replace every 24 months | Moderate | Inspect brake fluid level and condition. |
| Brake Shoes/Pads Wear | Every 4,000 km · Every 12 months | Moderate | Inspect brake shoe/pad wear. |
| Brake System | Every 4,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect overall brake system operation. |
| Headlight Aim | Every 4,000 km · Every 12 months | Easy | Inspect and adjust headlight aim. |
| Lights/Horn | See notes | Easy | Check that lights, indicators, and horn function properly. |
| Spark Plug | Every 8,000 km (first at 4,000 km) · Replace every 8,000 km | Easy–Moderate | Inspect spark plug every 8,000 km (first inspection at 4,000 km); replace every 8,000 km (first replacement at 8,000 km). |
| Valve Clearance | Every 4,000 km (first at 1,000 km) | Advanced | Inspect and adjust valve clearance. |
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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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