Maintenance / 2021 Civic 4Dr · Automatic (AV-S7) · 4 cyl · 1.5 L · Turbo
CVT fluid
Use Honda HCF-2 for these sedan CVTs; do not mix other fluids. The owner’s manual directs a dealer to check and replace the CVT fluid and says not to attempt the fluid check/change yourself.
IntervalReplace at Maintenance Minder item 3. Regular very-low-speed driving in mountainous areas requires changes every 25,000 miles (40,000 km). This is a conditional interval, not a general replacement schedule.Verified
01 / Requirements
Configuration-specific service and fitment facts
These sourced values are shared by the specification sheet and the maintenance guides for this exact configuration.
- CVT fluid specification
- Honda HCF-2 VerifiedPublished CVT change quantity: 3.7 L; this is not the total dry-transmission capacity. Owner service directions are on printed page 533.
- Level and compatibility
- Use the specified fluid and the transmission-specific level-check procedure. Conventional ATF, belt-CVT fluid and manual gear oil are not interchangeable.