Guides ยท Safety
Vehicle Jump Start Basics
Jump-start a vehicle safely
This guide outlines how to jump-start a vehicle: check battery condition, connect cables in the correct sequence, start donor then dead car, and disconnect in reverse order, avoiding sparks and shorts.
- jump start
- car battery
- jumper cables
- safety
- vehicle
Inspect batteries
Ensure batteries are not cracked or leaking; match voltage systems.
Connect in order
Positive to dead, positive to donor, negative to donor ground, negative to engine ground on dead car.
Start safely
Start donor vehicle, then attempt the dead one; avoid revving excessively.
Disconnect correctly
Remove cables in reverse order, keeping clamps clear of moving parts.