2003 Honda Accord Owner's Manual - Page 270
2003 Honda Accord Manual
Page 270 highlights
Engine Oil Adding Oil ENGINE OIL FILL CAP ENGINE OIL FILL CAP Recommended Oil Oil is major contributor to your engine's performance and longevity. Always use a premium-grade detergent oil displaying the API Certification Seal. This seal indicates the oil is energy conserving, and that it meets the American Petroleum Institute's latest requirements. It is highly recommended that you use Honda Motor Oil in your car for as long as you own it. 4-cylinder models 6-cylinder models To add oil, unscrew and remove the engine oil fill cap on top of the valve cover. Pour in the oil, and install the engine oil fill cap. Tighten it securely. Wait a few minutes and recheck the oil level. Do not fill above the upper mark; you could damage the engine. Pour the oil slowly and carefully so you do not spill. Clean up any spills immediately. Spilled oil could damage components in the engine compartment. 268 Maintenance
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