2003 Honda Accord Owner's Manual - Page 306

Drive Belt, Timing Belt Drive Belt If the pointer is out of this range or you see signs of wear, have the drive belt replaced by your Honda dealer as soon as possible. 6-cylinder models Timing Belt 6-cylinder models only The timing belt and balancer belt should normally be replaced at the intervals shown in the maintenance schedule. Replace these belts at 60,000 miles (U.S.) or 100,000 km (Canada) if you regularly drive your car in one or more of these conditions: In very high temperatures (over 110°F, 43°C). In very low temperatures (under 20°F, 29°C). Take your car to a Honda dealer to replace the drive belt. 4-cylinder models Check the condition of the drive belt. Examine the edges of the belt for cracks or fraying. An auto-tensioner adjusts the tension of the drive belt. The pointer on the auto-tensioner should be in the proper range. It should be checked according to the time and distance recommendations in the maintenance schedule. 302 Maintenance