2021 Honda Civic maintenance schedule
Every service on the 2021 Civic, with its interval and an estimated cost.
The 2021 Honda Civic 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 driven (no fixed U.S. mileage): code A = replace engine oil; code B = replace engine oil and oil filter, shown when the Minder's oil-life reaches 15% (due at 5%). Fixed fallback: if no Minder message appears more than 12 months after reset, change the oil every year. Oil: Honda Genuine Motor Oil 0W-20 / API premium-grade 0W-20. Capacity (manual gives both units): 2.0L NA 4.2 US qt (4.0 L) change, 4.4 US qt (4.2 L) with filter; 1.5T (incl. Si) 3.4 US qt (3.2 L), 3.7 US qt (3.5 L) with filter; Type R 5.3 US qt (5.0 L), 5.7 US qt (5.4 L) with filter. Severe use: the Minder shortens the interval from engine operating conditions; the U.S. manual gives no separate severe mileage.
Service intervals
From the 2021 Honda Civic schedule.
| Service | Every | Est. Cost | Status |
|---|---|---|---|
| Engine Oil & FilterSafety itemMaintenance Minder driven (no fixed U.S. mileage): code A = replace engine oil; code B = replace engine oil and oil filter, shown when the Minder's oil-life reaches 15% (due at 5%). Fixed fallback: if no Minder message appears more than 12 months after reset, change the oil every year. Oil: Honda Genuine Motor Oil 0W-20 / API premium-grade 0W-20. Capacity (manual gives both units): 2.0L NA 4.2 US qt (4.0 L) change, 4.4 US qt (4.2 L) with filter; 1.5T (incl. Si) 3.4 US qt (3.2 L), 3.7 US qt (3.5 L) with filter; Type R 5.3 US qt (5.0 L), 5.7 US qt (5.4 L) with filter. Severe use: the Minder shortens the interval from engine operating conditions; the U.S. manual gives no separate severe mileage. | Maintenance Minder, code A/B / 12 mo | $35–$75 | |
| Tire RotationMaintenance Minder driven (no fixed U.S. mileage): sub-code 1 'Rotate tires'. No fixed U.S. mileage is published. | Maintenance Minder, code 1 | $20–$50 | |
| Engine Air FilterMaintenance Minder driven (no fixed U.S. mileage): sub-code 2 'Replace air cleaner element'. Severe: if you drive in dusty conditions, replace every 15,000 miles (24,000 km). | Maintenance Minder, code 2 | $40–$100 | |
| Cabin Air FilterMaintenance Minder driven (no fixed U.S. mileage): sub-code 2 'Replace dust and pollen filter'. Severe: if you drive primarily in urban areas with high concentrations of soot from industry and diesel vehicles, replace every 15,000 miles (24,000 km). | Maintenance Minder, code 2 | $30–$80 | |
| Drive Belt InspectionMaintenance Minder driven (no fixed U.S. mileage): sub-code 2 'Inspect drive belt' (inspect only). | Maintenance Minder, code 2 | — | |
| CVT FluidSafety itemMaintenance Minder driven (no fixed U.S. mileage): sub-code 3 'Replace transmission fluid'. Fluid: Honda HCF-2. Capacity (change): 2.0L NA 3.7 US qt (3.5 L); 1.5T 3.9 US qt (3.7 L). Severe: driving in mountainous areas at very low vehicle speeds - change every 25,000 miles (40,000 km). | Maintenance Minder, code 3 | $150–$300 | |
| Manual Transmission Fluid (6MT only)Maintenance Minder driven (no fixed U.S. mileage): sub-code 3 'Replace transmission fluid'. Fluid: Honda MTF. Capacity (change): 2.0 US qt (1.9 L) (2.0L NA / 1.5T / Si); Type R 2.3 US qt (2.2 L). Severe: 2016-2018 manuals print the 25,000-mile (40,000 km) mountainous-driving footnote on code 3 with no transmission qualifier; 2019+ manuals limit it to CVT models, so no MT severe mileage from 2019. | Maintenance Minder, code 3 | — | |
| Spark PlugsMaintenance Minder driven (no fixed U.S. mileage): sub-code 4 'Replace spark plugs'. | Maintenance Minder, code 4 | $100–$250 | |
| 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 | — | |
| Engine CoolantMaintenance Minder driven (no fixed U.S. mileage): sub-code 5 'Replace engine coolant'. Coolant: Honda Long-Life Antifreeze/Coolant Type 2, 50/50 with distilled water. Capacity (manual gives US gal and L, not quarts): 2.0L NA 1.4 US gal (5.32 L); 1.5T 1.34 US gal (5.09 L); Type R 1.26 US gal (4.64 L), each including the reserve tank. | Maintenance Minder, code 5 | $100–$200 | |
| Brake FluidSafety itemMaintenance Minder driven (no fixed U.S. mileage): sub-code 7 'Replace brake fluid'. Fixed fallback: if the Minder does not show item 7 within 36 months of its reset, change the brake fluid every 3 years. Fluid: Honda Heavy Duty Brake Fluid DOT 3 (manual gives no capacity). | Maintenance Minder, code 7 / 36 mo | $100–$200 | |
| Brake InspectionSafety itemMaintenance Minder driven (no fixed U.S. mileage): main code B 'Inspect front and rear brakes' (inspect only). | Maintenance Minder, code B | — | |
| Chassis & Fluid Inspection (B service)Maintenance Minder driven (no fixed U.S. mileage): main code B: inspect tie rod ends, steering gearbox and boots; suspension components; driveshaft boots; brake hoses and lines (incl. ABS/VSA); all fluid levels and condition; exhaust system; fuel lines and connections (inspect only). | Maintenance Minder, code B | — |
Est. costs are US-typical, in USD.
- 0 Due now
- 0 Within 5,000 mi
- 0 Later
Ask Rev about my Civic
GarageHub · Free · Your AI MechanicOpenThe 10th-generation Civic is a reliable platform that benefits from consistent fluid and filter maintenance to preserve engine longevity and turbo health. This schedule applies to all 2021 Civic variants and reflects Honda's recommended intervals for North American owners.
What happens if you skip it
- Delaying spark plug replacement on turbo engines reduces boost response, increases carbon deposits, and can trigger check-engine lights.
- Ignoring brake fluid replacement allows moisture to corrode brake lines and reduce braking pressure, creating safety hazards.
- Skipping air filter changes reduces turbo efficiency, fuel economy drops 5–10%, and engine carbon buildup accelerates.
- Postponing suspension inspections on turbocharged models leads to uneven tire wear, steering vibration, and potential control-arm failure.
Common issues at higher mileage
- 40,000–60,000 mi
- CVT shuddering or delayed acceleration; often caused by low or degraded transmission fluid and requires fluid change or CVT service.
- 60,000–80,000 mi
- Turbo carbon buildup and intake valve deposits; manifests as rough idle, hesitation, or reduced boost; address with fuel system cleaning.
- 80,000+ mi
- Turbo bearing wear or seal failure; symptoms include oil in intercooler, blue smoke on startup, or loss of boost pressure.
- 90,000+ mi
- Brake pad wear accelerates; some owners report premature rotor warping due to turbo model weight and aggressive driving habits.
- 100,000+ mi
- Engine knock sensor issues and carbon-related misfires; turbo engines are sensitive to fuel quality and carbon accumulation over time.
Common questions about the 2021 Honda Civic
How often does a 2021 Honda Civic need an oil change?
The 2021 Honda Civic 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 driven (no fixed U.S. mileage): code A = replace engine oil; code B = replace engine oil and oil filter, shown when the Minder's oil-life reaches 15% (due at 5%). Fixed fallback: if no Minder message appears more than 12 months after reset, change the oil every year. Oil: Honda Genuine Motor Oil 0W-20 / API premium-grade 0W-20. Capacity (manual gives both units): 2.0L NA 4.2 US qt (4.0 L) change, 4.4 US qt (4.2 L) with filter; 1.5T (incl. Si) 3.4 US qt (3.2 L), 3.7 US qt (3.5 L) with filter; Type R 5.3 US qt (5.0 L), 5.7 US qt (5.4 L) with filter. Severe use: the Minder shortens the interval from engine operating conditions; the U.S. manual gives no separate severe mileage.
What maintenance does a 2021 Honda Civic need?
The services not to skip on a 2021 Honda Civic: engine oil & filter: Maintenance Minder, code A/B / 12 mo; cvt fluid: Maintenance Minder, code 3; brake fluid: Maintenance Minder, code 7 / 36 mo; brake inspection: Maintenance Minder, code B. The table above lists every service with its interval and an estimated cost.
What goes wrong on a Honda Civic at higher mileage?
What owners report as the miles add up — 40,000–60,000 mi: CVT shuddering or delayed acceleration; often caused by low or degraded transmission fluid and requires fluid change or CVT service. 60,000–80,000 mi: Turbo carbon buildup and intake valve deposits; manifests as rough idle, hesitation, or reduced boost; address with fuel system cleaning. 80,000+ mi: Turbo bearing wear or seal failure; symptoms include oil in intercooler, blue smoke on startup, or loss of boost pressure. 90,000+ mi: Brake pad wear accelerates; some owners report premature rotor warping due to turbo model weight and aggressive driving habits. 100,000+ mi: Engine knock sensor issues and carbon-related misfires; turbo engines are sensitive to fuel quality and carbon accumulation over time.
Keep this schedule for your Civic
Log what you've done, get reminded what's next. Rev knows the intervals for your Civic.