On many Mercedes-Benz vehicles, the battery location ranges from under the hood to in the trunk, under the rear seat (W210) or under the front passenger seat (w164/166/151). On the G-wagen (W461/463), the battery is under a cover in the floor board behind the center console.
Where is the auxiliary battery in Mercedes A Class?
Where is the battery located in a Mercedes A Class? – Related Questions
Having a battery that is dead will result in you not being able to crank the car when needed. Usually, the car will run once it has been jumped off, but will quickly die back out after it is turned off.
Which Mercedes models have 2 batteries?
The Mercedes S550 is one model that has two batteries; one to start the engine, and another – called the auxiliary battery – to run the car.
Where is the second battery in a Mercedes?
Auxiliary Battery Replacement in a Mercedes-Benz GLE 350
In the 2012-2019 GLE they put it under the rear seat on the left side. In other models it can be behind the carpet on one side of the trunk, under one of the front seats or under the glovebox.
Can I drive with auxiliary battery malfunction?
It’s not recommended to drive when you’re experiencing issues with your auxiliary battery. However, it does not put you in any immediate danger as long as you don’t notice a decline in the overall handling and performance of your car.
Where is auxiliary battery in Mercedes a200?
What to Do Next? In many new Mercedes models, the auxiliary battery is located at the top of the front passenger footwell. You will need to remove some nearby plastic mouldings and peel back the carpet to gain access to the battery area, and the fastenings can be undone with a 10mm socket.
When should I replace my auxiliary battery?
Signs that your auxiliary battery needs to be replaced include: Accessories not operating properly. Accessories not working at all.
How do I know if my Mercedes auxiliary battery is bad?
You will start to notice vehicle safety features like Blind Spot Assist, Lane Keeping Assist, and similar lighting notifications fail to activate. An AUX battery light may also activate in your instrument cluster. Note, these are not critical components, so it won’t cause your vehicle not to start.
Can an auxiliary battery drain the main battery?
For these applications, having a multiple battery system is essential. However, simply wiring extra batteries into a vehicle’s electrical system can allow auxiliary batteries to drain power from the main battery, inhibiting engine starting and other essential functions.
How do I know if my auxiliary battery is bad?
Your car’s dashboard has switched on the auxiliary battery light. If your auxiliary battery light is shining, it’s clear that you have a problem. Moreover, you’ll need a professional diagnosis if car functions fail. It might suggest your auxiliary battery needs replacing, but it might mean other issues.
Can you jump start off auxiliary battery?
Assuming you are talking about a car battery, the answer is yes you can jump start off of an auxiliary battery. The process is actually quite simple. First, you need to make sure that the auxiliary battery has a voltage of 12 volts. Next, you need to put the ignition in mode 0.
Will auxiliary battery cause car not to start?
If you have a faulty auxiliary battery, your car’s electrical components and safety features will stop working. This includes; Entertainment system, GPS, audio system, PDC sensors, Blind Spot Assist, and Lane Keeping Assist. The worst is that the car may fail to start or stop.
You can easily use your alternator to charge your second (auxiliary) battery simply by connecting the positive terminals of both batteries so that they’re in parallel.
Can a Mercedes Benz battery be charged?
Does the main battery charge the auxiliary battery?
The primary battery is being charged by the alternator and the secondary battery is isolated from the circuit. If the system detects a low auxiliary battery voltage contact 2 will remain closed once the engine is running to enable the auxiliary battery to be fully charged by the alternator.
How can I test my car auxiliary battery?
Disconnect both cables from the main battery negative terminal. One of those cables will be the body ground, the other connects to the aux battery ground. Then you can connect the battery tester to the main battery positive and the disconnected aux battery ground to test the aux battery.
William Getty lives and breathes cars. He started driving cars as a 12 year old on the racetrack with his dad. Since then cars has always been a big part of Williams life.
In his garage you can find his beloved 2005 Ford Mustang, as well as a 2020 Audi A3.
