All models except Si (1.8 L engine):
Honda recommends 5W-20 lubricant for your vehicle. 5W-20 oil is formulated for yearround protection of your vehicle, to improve cold weather starting and fuel economy.
Si model (2.0 L):
An oil with a viscosity of 5W-30 is preferred for improved fuel economy and year-round protection in your vehicle. You may use a 10W-30 oil if the temperature in your area never goes below 20°F ( 7°C).
