In most cases, a 2008 Honda Accord takes 5W-20 motor oil. This applies to both the 2.4-liter inline-four and the 3.0-liter V6, and you can use a synthetic blend or full synthetic. Always verify the exact specification in your owner's manual or on the under-hood oil fill cap, since variations can exist by engine and market.
Engine options and oil recommendations
In 2008, the Accord was offered with two engines. The recommended oil for normal driving is the same viscosity, but details can vary by engine. Here's a concise guide to help you identify the correct oil for your model.
- 2.4L inline-four (engine code K-series): Use 5W-20 oil (synthetic blend or full synthetic). Typical oil capacity with filter is about 4.5 quarts.
- 3.0L V6 (engine code J-series): Use 5W-20 oil (synthetic blend or full synthetic). Typical oil capacity with filter is around 4.8 quarts.
Bottom line: 5W-20 is the standard viscosity for the 2008 Accord across both engine options under normal conditions; synthetic oils are fine, and you may opt for a 5W-30 in hot climates or under heavy service if your manual allows it. Always check the owner's manual or the under-hood sticker for the exact specification.
Verifying the exact specification for your car
Since automakers issue specifications that can vary by market and production run, the best way to be sure is to check:
- Under-hood oil fill cap, which often shows the recommended viscosity (for example "5W-20").
- The owner's manual, in the Maintenance or Specifications section.
- The service sticker inside the driver's door jamb or in the engine bay for the oil type and capacity.
By confirming these sources, you can be confident you’re using the right oil for your specific 2008 Accord model and climate.
Maintenance tips for oil changes
When changing the oil, use the recommended viscosity and an oil filter compatible with your engine. Use the appropriate oil drain plug gasket or torque specification and reset the oil life indicator if equipped. Following the recommended interval helps maintain engine health and fuel efficiency.
Summary
For a 2008 Honda Accord, the standard oil is 5W-20, suitable for both the 2.4L four-cylinder and the 3.0L V6, with synthetic blends or full synthetics accepted. Confirm exact specs with the owner’s manual or under-hood stickers, and adjust for extreme climates or driving conditions as advised by Honda.


