2021 Honda Odyssey maintenance schedule
Every service on the 2021 Odyssey, with its interval and an estimated cost.
The 2021 Honda Odyssey oil change interval follows the Maintenance Minder: change it when the car's minder shows it, or every 12 months at the latest. Maintenance Minder main code A / B. Time limit: if 'Maintenance Due Now' does not appear more than 12 months after reset, change the oil every year. Distance is Minder-driven. Oil: Genuine Honda Motor Oil 0W-20 or API Premium-grade 0W-20; capacity 5.4 US qt (5.1 L) change, 5.7 US qt (5.4 L) including filter. Severe: no separate severe mileage.
Service intervals
From the 2021 Honda Odyssey schedule. Rows marked “GarageHub estimate” are not taken from the manufacturer's maintenance schedule. Check your owner's manual for those.
| Service | Every | Est. Cost | Status |
|---|---|---|---|
| Engine Oil & FilterSafety itemMaintenance Minder main code A / B. Time limit: if 'Maintenance Due Now' does not appear more than 12 months after reset, change the oil every year. Distance is Minder-driven. Oil: Genuine Honda Motor Oil 0W-20 or API Premium-grade 0W-20; capacity 5.4 US qt (5.1 L) change, 5.7 US qt (5.4 L) including filter. Severe: no separate severe mileage. | Maintenance Minder, code A/B / 12 mo | $45-$75 | |
| Tire RotationMaintenance Minder sub-code 1: rotate tires. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. | Maintenance Minder, code 1 | $25-$50 | |
| Engine Air FilterMaintenance Minder sub-code 2: replace air cleaner element. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. Severe: dusty conditions, replace every 15,000 miles (24,000 km). | Maintenance Minder, code 2 | $20-$45 | |
| Cabin Air FilterMaintenance Minder sub-code 2: replace dust and pollen filter. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. Severe: primarily urban driving with high soot concentrations, replace every 15,000 miles (24,000 km). | Maintenance Minder, code 2 | $20-$50 | |
| Drive Belt InspectionMaintenance Minder sub-code 2: inspect drive belt. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. | Maintenance Minder, code 2 | — | |
| Automatic Transmission Fluid (10AT) (10-speed automatic only)Maintenance Minder sub-code 3: replace transmission fluid. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. Fluid: Honda ATF-Type 2; the owner's manual gives no ATF capacity. No severe-condition footnote for the 10-speed (2018-2019: Elite/Touring; 2020-2021: all trims). | Maintenance Minder, code 3 | $180-$280 | |
| Spark PlugsMaintenance Minder sub-code 4: replace spark plugs and inspect valve clearance. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. Adjust the valves during services A, B, 1, 2, or 3 if noisy. Plug: NGK DILZKR7B11G. | Maintenance Minder, code 4 | $180-$280 | |
| Timing BeltSafety itemMaintenance Minder sub-code 4: replace timing belt and inspect water pump. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. Severe: regular driving in very high temperatures (over 110°F, 43°C) or very low temperatures (under -20°F, -29°C): replace every 60,000 miles (100,000 km). | Maintenance Minder, code 4 | — | |
| Engine CoolantMaintenance Minder sub-code 5: replace engine coolant. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. Coolant: Honda Long-Life Antifreeze/Coolant Type 2, 50/50 with distilled water. Capacity: 2018: 1.69 US gal (6.40 L) Elite/Touring, 1.70 US gal (6.42 L) others, incl. 0.18 US gal (0.68 L) in reserve; 2019: 1.69 US gal (6.38 L) / 1.68 US gal (6.37 L), incl. 0.19 US gal (0.73 L); 2020-2021: 1.69 US gal (6.38 L) incl. 0.19 US gal (0.73 L). | Maintenance Minder, code 5 | $120-$180 | |
| Brake FluidSafety itemMaintenance Minder sub-code 7: replace brake fluid. Fixed time limit: every 3 years if item 7 has not appeared within 36 months of its reset. Fluid: Honda Heavy Duty Brake Fluid DOT 3. | Maintenance Minder, code 7 / 36 mo | $80-$120 | |
| Brake InspectionMaintenance Minder main code B: inspect front and rear brakes, tie rod ends, steering gearbox and boots, suspension, driveshaft boots, brake hoses and lines, fluid levels, exhaust and fuel lines. Maintenance Minder driven: no fixed mileage in the U.S. owner's manual; the service is due when the Maintenance Minder shows it. | Maintenance Minder, code B | — | |
| Valve Clearance InspectionMaintenance Minder driven (no fixed U.S. mileage): sub-code 4 'Inspect valve clearance' (inspect only). Also: 'Adjust the valves during services A, B, 1, 2, or 3 if they are noisy.' | Maintenance Minder, code 4 | — | |
| Battery Inspection & ReplacementGarageHub estimate | 48 mo | $150-$220 |
Est. costs are US-typical, in USD.
- 0 Due now
- 0 Within 5,000 mi
- 0 Later
Ask Rev about my Odyssey
GarageHub · Free · Your AI MechanicOpenThe 2021 Honda Odyssey (5th generation, RL6) is powered exclusively by a 3.5L i-VTEC V6 mated to a 10-speed automatic transmission in front-wheel drive configuration. Its maintenance schedule emphasizes transmission fluid changes and regular servicing that are essential for longevity in this family hauler. This guide covers factory-recommended intervals and real-world service costs for US-market owners.
What happens if you skip it
- Neglecting transmission fluid changes on the 10-speed automatic can lead to harsh shifting, slipping, and premature transmission failure—a $4,500-$6,500 replacement cost not covered by warranty after 60,000 miles.
- Delaying brake fluid exchanges allows moisture absorption that corrodes ABS components and reduces braking effectiveness, particularly dangerous in a 4,500-lb vehicle carrying passengers.
- Ignoring oil change intervals or using non-recommended oil viscosity can trigger Variable Cylinder Management (VCM) system issues, leading to excessive oil consumption and fouled spark plugs.
- Skipping tire rotations accelerates front tire wear due to the Odyssey's front-heavy design, reducing traction in wet conditions and requiring premature tire replacement at $600-$900 per set.
Common issues at higher mileage
- 60,000+ mi
- Transmission shuddering or hesitation during low-speed acceleration, often addressed by software updates or fluid changes.
- 80,000+ mi
- Infotainment system freezing or touchscreen unresponsiveness; software updates available but some units may require replacement under extended warranty.
- 100,000+ mi
- Power sliding door motor failures or door alignment issues, particularly on the driver's side, requiring motor or track replacement.
- 90,000+ mi
- VCM (Variable Cylinder Management) system may cause excessive oil consumption or engine misfires if oil changes are delayed or incorrect oil is used.
- 120,000+ mi
- Front strut mount bearing wear causing clunking noises over bumps; replacement of strut mounts or full strut assemblies typically needed.
- 100,000+ mi
- Alternator bearing noise or charging system issues, particularly in high-electrical-load scenarios with rear entertainment systems running.
Common questions about the 2021 Honda Odyssey
How often does a 2021 Honda Odyssey need an oil change?
The 2021 Honda Odyssey oil change interval follows the Maintenance Minder: change it when the car's minder shows it, or every 12 months at the latest. Maintenance Minder main code A / B. Time limit: if 'Maintenance Due Now' does not appear more than 12 months after reset, change the oil every year. Distance is Minder-driven. Oil: Genuine Honda Motor Oil 0W-20 or API Premium-grade 0W-20; capacity 5.4 US qt (5.1 L) change, 5.7 US qt (5.4 L) including filter. Severe: no separate severe mileage.
What maintenance does a 2021 Honda Odyssey need?
The services not to skip on a 2021 Honda Odyssey: engine oil & filter: Maintenance Minder, code A/B / 12 mo; timing belt: Maintenance Minder, code 4; brake fluid: Maintenance Minder, code 7 / 36 mo. The table above lists every service with its interval and an estimated cost.
What goes wrong on a Honda Odyssey at higher mileage?
What owners report as the miles add up — 60,000+ mi: Transmission shuddering or hesitation during low-speed acceleration, often addressed by software updates or fluid changes. 80,000+ mi: Infotainment system freezing or touchscreen unresponsiveness; software updates available but some units may require replacement under extended warranty. 100,000+ mi: Power sliding door motor failures or door alignment issues, particularly on the driver's side, requiring motor or track replacement. 90,000+ mi: VCM (Variable Cylinder Management) system may cause excessive oil consumption or engine misfires if oil changes are delayed or incorrect oil is used. 120,000+ mi: Front strut mount bearing wear causing clunking noises over bumps; replacement of strut mounts or full strut assemblies typically needed. 100,000+ mi: Alternator bearing noise or charging system issues, particularly in high-electrical-load scenarios with rear entertainment systems running.
Keep this schedule for your Odyssey
Log what you've done, get reminded what's next. Rev knows the intervals for your Odyssey.