During normal use, batteries emit explosive hydrogen gas, which can cause an explosion and serious injury. Therefore, avoid sparks and open flames in the engine compartment.
DO NOT attempt to start a non-starting vehicle if you suspect the battery is frozen.
Wear eye protection when working in close proximity to the battery.
Use caution when working near rotating engine components.
Before attempting to start a non-starting vehicle, make sure the parking brake is engaged and the wheels are chocked. Make sure the automatic transmission is in 'P' - PARK, manual transmission - in neutral.
Before connecting or disconnecting wires and using electrical equipment, make sure that all electrical consumers are in the OFF position.
Make sure the donor vehicle battery voltage is 12V and that all electrical consumers of the non-starting vehicle are in the OFF position before connecting the wires.
Please follow the steps below in the order given:
- 1. Connect the end of the red (+) cable to the positive (+) terminal of the vehicle battery.
- 2. Connect the end of the black (-) cable to a reliable ground source, such as an unpainted metal surface or engine mount, at least 0.5 m (20 in) from the vehicle's battery or fuel lines.
- 3. Start the car engine and let it idle.
- 4. Disconnect the black (-) cable from the vehicle ground.
- Disconnect the red (+) cable from the vehicle battery.
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