2005 Acura RSX K20A2/K20Z1 (DC5)
DC5 / 3-door hatchback coupe / North America (primary), also Japan as Honda Integra DC5 with some variation
K20A2K20Z1Exact year/trim recordSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Valve cover gasket leaks
- Oil consumption in higher mileage engines
- Limited slip differential chatter in some Type-S units
First checks
- Check timing chain tensioner noise
- Inspect valve cover gasket and spark plug tube seals
- Check condition of limited slip differential fluid (if applicable)
Before replacing parts
- Save fault codes and freeze-frame data before clearing anything.
- Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
- Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.
Important notes
- The RSX replaced the Acura Integra in North America starting 2002; 2005 models have minor updates including color availability and minor feature changes.
- Exact engine outputs can vary slightly depending on market and emission regulations.