2004 Ford F250 Diesel Supplement 2nd Printing - Page 27
2004 Ford F250 Manual
Page 27 highlights
Roadside emergencies 4. Make the final connection of the negative (-) cable to an exposed metal part of the disabled vehicle's frame or chassis, away from the batteries. Do not use fuel lines, brake lines, exhaust components or the battery trays as grounding points. Do not connect the end of the second cable to the negative (-) terminal of the battery to be jumped. A spark may cause an explosion of the gases that surround the battery. 5. Ensure that the cables are clear of moving parts or any fuel delivery system, brake system or exhaust system parts. Jump starting 1. Start the engine of the booster vehicle and run the engine at moderately increased speed. 2. Start the engine of the disabled vehicle. 3. Once the disabled vehicle has been started, run both engines for an additional three minutes before disconnecting the jumper cables. 27