Models with continuously variable transmission
Specified fluid: Honda HCF-2 Transmission Fluid
Have a dealer check the fluid level and replace if necessary.
Do not attempt to check or change the continuously variable transmission fluid yourself
Continuously Variable Transmission (CVT) Fluid NOTICE Do not mix HCF-2 with other transmission fluids. Using a transmission fluid other than HCF-2 may adversely affect the operation and durability of your vehicle's transmission, and damage the transmission. Any damage caused by using a transmission fluid that is not equivalent to HCF-2 is not covered by Honda's new vehicle limited warranty. |
Honda Civic Owners Manual. Fuel Information
Fuel recommendation
Unleaded gasoline, pump octane number 87 or higher
Use of a lower octane gasoline can cause a persistent, heavy metallic
knocking noise
that can lead to engine damage.
Top tier detergent gasoline
Because the level of detergency and additives in gasoline vary in the market, ...