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Damage to the alternatoron both vehicles can occur and permanent damage to the batterries also can occur. Always be sure of +positive to +positive and -negative to -negative if unsure do not attempt to jump vehical it can be a costly mistake.

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What happens when you hook jumper cables backwards Audi tt?

Hooking jumper cables backwards on an Audi TT can cause severe electrical damage. It may blow fuses, damage the battery, and harm sensitive electronic components, including the ECU. Additionally, it poses a risk of fire or explosion from the battery. If this occurs, it's crucial to disconnect the cables immediately and have the vehicle inspected by a professional.


Will hooking battery charger up backwards on boat battery damage anything?

Connecting a battery charger backwards to a battery will likely kill the battery, depending on how long the power is attached.


What can happen when you put your battery cables on backwards on a 2001 Chrysler pt cruiser?

Blown fuses, melted wiring, computer damage,


What damage could you have done when you put the jumper cables on the battery backwards?

Damage to the alternatoron both can occur and permanent damage to the batterries also can occur. Always be sure of +positive to +positive and -negative to -negative if unsure do not attempt to jump vehical it can be a costly mistake It can "fry" the alternator, the computers, wiring, fuses, and the battery.


Battery cables wrong?

There is the possibility the battery could blowup. You can damage the complete electrical system.


Was receiving jump and the guy hooked jumper cables backwards now i have no spark and no fuel any ideas?

If the jumper cables were connected backwards, it could have caused damage to the vehicle's electrical system, including the battery, fuses, or electronic components. Check the fuses first, as a blown fuse could prevent the spark and fuel systems from functioning. Additionally, inspect the battery and wiring for any visible damage. If these steps don’t resolve the issue, consider consulting a professional mechanic for further diagnosis.


How can you tell what damage was done by putting in car battery backwards?

Car battery charges can check the damage done to the actual battery but to the entire car is another story


Will a car battery charger ruin my battery if I accidentally reverse the cables while charging?

Yes it will damage your battery if you reverse the cables. There is an article on Wikipedia about it at this link http://en.wikipedia.org/wiki/Rechargeable_battery.


What happens when you put your car battery in backwards?

When you connect the battery backwards you can cause major damage. You can blow the alternator or its fusible link. You can destroy electronics, particularly the various computers - and these are not cheap.


Will your car start if you hook up the battery cables in reverse?

No, and you may do major damage to the computers.


Can you start a car if battery cables are on the wrong post?

no- if you connect a battery the wring way round you will short the battery on a modern car you may damage the ECU


What will happen if you hook up a battery charger backwards to a boat battery?

It depends on the battery charger. Some chargers will detect that they're hooked up backwards and do nothing. More than likely though it will dis-charge the battery pretty quickly, and probably damage it.