2004 Honda S2000 Owner's Manual - Page 166

Jump Starting, If the Engine Overheats 6. Start the vehicle. If the starter motor still operates slowly, check that the jumper cables have good metal-to-metal contact. 7. Once your vehicle is running, disconnect the negative cable from your vehicle, then from the booster battery. Disconnect the positive cable from your vehicle, then from the booster battery. The numbers in the illustration show you the order to connect the jumper cables. 5. If the booster battery is in another vehicle, have an assistant start that vehicle and run it at a fast idle. Keep the ends of the jumper cables away from each other and any metal on the vehicle until everything is disconnected. Otherwise, you may cause an electrical short. If the Engine Overheats The reading on your vehicle's temperature gauge should stay in the midrange under most conditions. If it reaches the red mark, you should determine the reason (hot day, driving up a steep hill, etc.). If your vehicle overheats, you should take immediate action. The only indication may be the temperature gauge reading reaching the red mark. Or you may see steam or spray coming from under the hood. NOTICE: Driving with the temperature gauge reading at the red mark can cause serious damage to your engine. Taking Care of the Unexpected 163