What is draining my Mercedes battery?

What is draining my Mercedes battery?

Battery drains happen when electronic equipment (consumer units) are constantly drawing current from the battery while the car is parked. A defective electrical system, Control Unit or a fault on the CAN Bus (Controller Area Network) are also causes that can cause your Mercedes-Battery battery to die.

How do you reset a Mercedes battery?

To reset the ESP warning follow this procedure:

1. Start up your Mercedes-Benz.
2. Turn the steering wheel all the way to the left and hold it there for two seconds.
3. Turn the steering wheel all the way to the right and hold it there for two seconds.
4. Repeat procedure one more time.
5. Turn off the car and restart it.

What is a parasitic drain on a car battery?

Parasitic drain on your battery is essentially when your car’s electrical system continues to pull energy from the battery, even when the vehicle is entirely turned off. Instead, this is when everything is off, and electricity continues to drain from the battery. To some extent, this is normal.

What could cause the battery to drain?

“Electrical devices or lights left running, a defective charging system or alternator, and extreme weather are some common reasons but maybe it’s just time to get a new battery.”

How do you stop a parasitic battery from draining?

You can avoid parasitic drain on your battery by unplugging optional equipment such as cell phones and chargers when you park your vehicle for the night. You can also turn off every light in your vehicle and make sure that your trunk, glove box and doors are all fully closed and latched before leaving your vehicle.

How do I stop my car battery from draining?

Tips for preventing a flat car battery

1. 1) Use a trickle charger or battery conditioner.
2. 2) Avoid turning your car on and then off again.
3. 3) Avoid short journeys.
4. 4) Drive your car for 15-20 minutes at a time.
5. 5) Alternate trips if your household has more than one vehicle.