
The groove where the wear indicator is located is 1/16 inch (1.6 mm) shallower than elsewhere on the tire. If the tread has worn so that the indicator is exposed, replace the tire.
Worn out tires have poor traction on wet roads.
Temperature
Tire Service LifeHonda 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, ...