Our automobiles benefit from more and more technologies, generally speaking this provides us an additional comfort of use. Having said that, technology has its positive aspects, but also has some disadvantages, with it, we discover bugs showing up! One of them is the Start and Stop feature, which is meant to help you save fuel and preserve the planet. You may confront problems and want to turn off the start stop technology on Mercedes A class . But how do I do that? In this article we will help you figure out how this system works, how to disable start and stop on xxx, and what are the recurring problems you may come across with this option.

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How does the Start Stop on Mercedes A class work?

Start Stop technology operation

Start Stop is a modern technology that began to be integrated into recent automobiles about ten years ago. This technology aims to limit the fuel consumption of your Mercedes A class and to protect the environment by limiting CO2 emissions. Its effectiveness is specifically important in an urban environment. In actual fact, automobiles can be made to spend up to 35% of their time at a standstill during urban journeys. The guarantee of start and stop on your vehicle is to save you between 5% and 15% in fuel consumption. However, on long trips or secondary roads, its usefulness is limited. How it works:

  • A reinforced starter or a last generation alternator with built-in starter
  • When you shift into neutral and release the clutch pedal, the engine will shut off.
  • When you shift into gear, the car will instantly restart.

On some improved types, your Mercedes A class will even have the ability to shut down although you are not stopped (up to 20km/h on some start and stop).

Start Stop Mercedes A class: Positive aspects and disadvantages

Nevertheless this system has real positive aspects in terms of environmental conservation and fuel economy, there are nevertheless some disadvantages to having a start and stop on Mercedes A class .

  • Benefits:
  • You will make fuel and CO2 emission savings if you have a specifically urban use of your Mercedes A class. You will too. Furthermore, you will have the ability to advantage from the purchase of a car with a more interesting bonus/malus, permitting you to to buy a cheaper vehicle . Finally, you will advantage from an additional comfort because your engine will be stopped when you pass red lights or stops.

  • Disadvantages
  • It’s not interesting for you to have this system if you drive on secondary roads . This system is actually quite expensive to buy (between 500 and 1500€) . Finally, the first generations of start stop technology can go through a premature wear of the starter and the battery of your Mercedes A class. you will have to buy or change your battery more often,

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How to turn off Start Stop technology on Mercedes A class?

Now let’s proceed to the component you’re probably most keen on, how to deactivate, disconnect or take out the start stop on your Mercedes A class? .
Based on how you use your vehicle, you may want to deactivate this system, which can be irritating or you may feel that your starter is encountering premature wear, or you may have had to purchase a new AGM or EFB battery on your Mercedes A class . All these are valid causes to disable your start and stop system.
In this article are the two most important techniques for turning off the start and stop on Mercedes A class:

  • The traditional technique: Know, if you don’t already know it, that there is a start and stop disable button on your center console (depending on the year of your vehicle you may have a button labeled “ECO”, “Start and Stop” or “S&S”) that you can use to disconnect your start and stop on every start. However, this technique requires you to redo the treatment every time you start the car.
  • It is possible that the start and stop of your Mercedes A class is switched off totally: It is possible that the start and stop of your Mercedes A class is switched on unintentionally, or that it does not correspond to the use you have of your vehicle. In this case, you can disable it by two different methods. You can create a bridge behind the activation button of your start and stop . Finally, second technique you can disconnect the battery charge indicator cable that is on the terminals of your battery, which will produce your Mercedes A class think that the battery is tired and will deactivate the start and stop to preserve your autonomy.

Start Stop Technology problems Mercedes A class

Concerning the different complications you might encountered with the start and stop of your Mercedes A class . It is possible that this is activated in an unpredicted technique , for example you are doing a manoeuvre and you don’t have time to replace to reverse gear and the vehicle stops. It is possible that this problem is associated with the series of your Mercedes A class. Try to completely deactivate your Start and Stop as seen in the previous section to avoid this problem or go to your garage area to discover if there is a specific remedy. Another problem encountered by Mercedes A class owners is that you may experience premature wear of your battery or starter motor. These specific parts for start and stop are expensive, and if you have already checked out the battery prices for xxx or those of the starters you must have discovered that they are much more expensive than classic batteries, do not hesitate to deactivate this system to avoid this sort of problem. Finally, it may be that your start and stop on Mercedes A class does not work anymore , in this case, go to your mechanic to solve this problem.

If you want more guides on the Mercedes A class, go to our Mercedes A class category.