2008 Mazda RX-8 Owner's Manual - Page 265

In Case of an Emergency Emergency Starting 3. Remove the battery cover from its rear side. l Connect the other end to a solid, stationary, exposed metallic point (for example, the tightening bolt) away from the discharged battery (4). Connect cables in numerical order and disconnect in reverse order. Discharged battery 4. Make sure the booster battery is 12 V and that its negative terminal is grounded. 5. If the booster battery is in another vehicle, don't allow the vehicles to touch. Turn off the engine of the vehicle with the booster battery and all unnecessary electrical loads in both vehicles. 6. Connect the jumper cables in the exact sequence as in the illustration. l Booster battery 7. Start the engine of the booster vehicle and run it a few minutes. Then start the engine of the other vehicle. 8. When finished, carefully disconnect the cables in the reverse order described in Step 6. NOTE Verify that the engine cover is securely installed. l l Connect one end of a cable to the positive terminal on the discharged battery (1). Attach the other end to the positive terminal on the booster battery (2). Connect one end of the other cable to the negative terminal of the booster battery (3). 7-21