Honda CB400 Super Four (CB400SF) Hyper VTEC Revo 2020 Maintenance Schedule
The 2020 Honda CB400 Super Four (CB400SF) Hyper VTEC Revo maintenance schedule below covers the manufacturer's recommended service intervals for general maintenance, oil, air filter, drive chain maintenance, brake fluid, tires, coolant and battery. Intervals are shown in kilometres by default and can be switched to miles.
Sourced from Honda Motor Co., Ltd. (Japan - Motopub HMJ) (Owners Manual) (this document covers model years 2019–2022): 2rom-prd-data.hondamotopub.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Initial break-in inspection | See notes | Easy–Moderate | First scheduled inspection, performed free of charge at the selling Honda dealer, at 1 month after purchase or 1,000 km, whichever comes first |
| Engine oil change | Every 10,000 km (first at 1,000 km) · Every 12 months | Easy | Change engine oil: initial change at 1,000 km or 1 month, then every 10,000 km or 12 months thereafter |
| Engine oil leak inspection | See notes | Easy | Visually check the engine and surrounding area for oil leaks |
| Air cleaner element replacement | Every 40,000 km | Easy | Replace the viscous paper-oil air cleaner element; no periodic inspection or cleaning is needed, but periodic replacement IS required at this interval |
| Drive chain slack inspection and adjustment | Every 12 months | Easy | Check drive chain slack at the center of the run with the bike on its stand and transmission in neutral; adjust if outside 25-35mm. Do not ride if slack exceeds 50mm |
| Drive chain lubrication and cleaning | See notes | Easy | Clean dirt and mud from the chain and sprockets, dry thoroughly, then lubricate the chain rollers on both sides |
| Breather drain cleaning | Every 12 months | Easy | Remove the breather drain plug and clear accumulated sediment/condensate from the crankcase breather drain |
| Brake fluid level inspection | See notes | Moderate | Check front and rear brake fluid reservoir levels are within the upper/lower marks |
| Brake pad wear inspection | See notes | Easy–Moderate | Inspect the brake pad wear-limit grooves on front and rear calipers; replace both pads on a wheel together if the groove has disappeared or has reached the disc surface |
| Tire pressure inspection | Every 1 month | Moderate | Check cold tire pressure with a gauge at least once a month |
| Tire tread depth and damage inspection | See notes | Moderate | Check tread depth via the wear indicator (slip sign), inspect the full circumference for cracks/cuts/embedded objects, and check for abnormal or uneven wear |
| Coolant level inspection | See notes | Easy–Moderate | Check coolant level in the reservoir tank is between the upper and lower marks |
| Clutch lever play inspection | See notes | Easy–Moderate | Check clutch lever free play against spec; adjust at the lever-side or cable-side adjuster if outside range |
| Throttle grip play inspection | See notes | Easy–Moderate | Check throttle grip free play against spec, confirm smooth operation and proper return, and inspect cable outer housing for damage |
| Battery inspection | See notes | Easy | Check the sealed maintenance-free battery's terminals for corrosion/dirt and clean if needed; no electrolyte check or refill is required or possible |
| Fuse inspection | See notes | Easy | Check fuses for continuity if an electrical component fails to operate, and replace with a fuse of the same amperage rating if blown |
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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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