Why does my car keep dying after I jump it?
If you jump start your car and it will start, but the engine dies right after the jump then it is most likely the alternator. (Note: Do not try to test the alternator by removing the negative battery cable with the engine running. This could damage your car or truck’s electrical systems).
How long should I let my car run after a dead battery?
Unhook the clamps in the reverse order of how you put them on. Be sure to drive your car for about 30 minutes before stopping again so the battery can continue to charge.
What happens if I jump a dead battery?
If you jumped the dead battery, and then removed the jumper cables and let the alternator try to recharge the dead battery, you can fry the alternator. Need a part?Save money while supporting CarTalk. jumper car is working ok. U hook up jumper cables to dead battery. Jumper car is still running. You start dead car. Dead car alt is working now.
When to call YourMechanic about a dead battery?
Remember to thank the person who helped jumpstart your car! The vehicle with the dead battery should be allowed to run for 30 minutes if possible. This will let the alternator fully charge the battery. If your battery continues to lose a charge, contact a certified mobile mechanic from YourMechanic to diagnose the problem.
Can you jump start a Mercedes Benz with a dead battery?
Note: Jump starting a car with a fully discharged battery will shorten the life of the battery or damage the battery. Hint: For a safer method to jump start a Mercedes-Benz with a fully discharged battery see Method 3. Method 2 Jump start your car battery with a booster pack / jump starter box.
What happens if you try to jump start a dead car?
The battery may be shorted internally, or the dead car may have other electrical problems besides the battery. Continuing to try the jump-start can cause damage to the electrical system. If you’re unable to revive your car’s battery, Pep Boys’ Towing Service is available wherever our stores are located.