What does auxiliary battery malfunction mean?
If this auxiliary battery develops a malfunction, it will show up as an error message on the dashboard. You will know that it’s the secondary battery that is at fault, because the car will still turn on and some functions will still work. The auxiliary battery does not affect the car’s mechanical functions.
Why does my Mercedes Benz have a red battery light?
Several Mercedes-Benz models use SBC (Sensotronic Braking System) brakes or brake by wire. In that case you may experience reduced braking power or no brakes. Why does the red battery light displays on dash when I first start the car? T hat’s because the car has detected that the auxiliary or the primary battery in trunk have low voltage.
What happens when the auxiliary battery goes bad?
If this auxiliary battery develops a malfunction, it will show up as an error message on the dashboard. The warning will be generic, but should feature a small battery symbol.
What’s the function of Mercedes Benz auxiliary battery?
The main function of mercedes-benz auxiliary battery is to provide voltage to “stop start” function, so this function may not work until you solve battery malfunction. You can keep driving a car for while, but it is always recommended to fix any fault as soon as possible.
What causes a battery light to come on after a battery change?
This is especially true in late-model vehicles with their more sophisticated internal diagnostic systems. There are usually two things that cause the battery light to come on after a battery replacement. The most common is a loose connection – perhaps a terminal connector was not tightened sufficiently when the battery was replaced.
Several Mercedes-Benz models use SBC (Sensotronic Braking System) brakes or brake by wire. In that case you may experience reduced braking power or no brakes. Why does the red battery light displays on dash when I first start the car? T hat’s because the car has detected that the auxiliary or the primary battery in trunk have low voltage.
When does the battery warning light go out?
The airbag computer will set a code and turn on the warning light when the system voltage is too high, or too low. The light should go out when the problem is repaired. It may not go out immediately though. You need to have your alternator checked. Right now, all of the electrical devices on your car are drawing from the battery.
Where is the auxiliary battery located in a Mercedes?
The auxiliary battery is located under the cabin air filter housing. Locate the cabin air filter housing on the left of the engine bay.
When to replace the auxiliary battery in a car?
T hat’s because the car has detected that the auxiliary or the primary battery in trunk have low voltage. You could either have a system that drains your battery when the car is parked or one of the batteries is failing. If the car starts fine, there is no hesitation on starting, we would recommend replacing the auxiliary battery.