Table of Contents
Where is the auxiliary battery in an E Class Mercedes?
Your Mercedes-Benz E 350’s auxiliary battery is under the hood, near the cabin air filter housing.
What does the auxiliary battery do in a Mercedes W211?
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.
How many batteries does a W211 have?
Mercedes-Benz W211 Models are equipped with two batteries. The batteries in your w211 are an absorbed glass mat (AGM) type, which is different from the older style lead acid batteries.
Does Mercedes E class have two batteries?
A. Some Mercedes models have two batteries, a main starting battery located in the trunk and a secondary smaller battery located under the hood near the windshield on the passenger side of the car.
Can I drive without auxiliary battery?
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.
What is the small battery for on a W211?
Mercedes-Benz W211 Models are equipped with two batteries. The batteries in your w211 are an absorbed glass mat (AGM) type, which is different from the older style lead acid batteries. AGM batteries house the battery acid in glass mats. Lead acid batteries house the fluid between lead plates.
Can you drive a Mercedes without the auxiliary battery?
Auxiliary batteries like all other car components wear out over time so at some point you will eventually have to replace it. It’s not recommended to drive when you’re experiencing issues with your auxiliary battery.
Do all W211 have auxiliary battery?
The main battery in W211 models is located in the center of the trunk, mounted in a well, below the trunk carpet. The auxiliary battery is located in the right side of the engine compartment, near the HVAC intake.
Why does Mercedes have auxiliary battery?
The auxiliary battery is a backup for the main battery. It does a number of jobs depending on what model of car it’s installed in. These range from powering electrical accessories like the radio/infotainment to operating the engine stop-start system.