Why do EFB and AGM start/stop batteries need registering / programming? How does that work?

Do AGM batteries need to be registered?

Some of the consequences of replacing a battery without registration includes : May cause electrical problems to electrical components. Battery lifespan may decrease due to undercharging/overcharging. Worst case, damage to alternator and the electrical system.

Do start-stop batteries need to be programmed?

Registration is required for all start-stop vehicles with IBS (intelligent battery sensor) from 2008 onwards. Without registration, the battery may be overcharged, otherwise the management system will not recognise that a new battery has been installed.

Why do car batteries need programming?

Today’s batteries need to be installed correctly or the customer may soon need to return to the garage. Without battery coding, the car’s battery management system won’t work correctly and some vehicle functions will cease. The worst case scenario is that the vehicle may not even start.

What happens if you don’t register your BMW battery?

As your battery gets older it gradually loses its charging capacity. And your vehicle will adjust for this to recharge the battery as required.

Can I replace EFB with AGM battery?

For optimum function, a battery must be used, which is compatible with the vehicle’s battery management system. An upgrade from an EFB to an AGM battery is possible and increases the efficiency of the automatic start-stop system and results in increased efficient fuel consumption.

Are EFB and AGM batteries the same?

EFB batteries have been introduced as a lower tier option to AGM batteries in terms of performance and durability. EFB technology relies on improvements to existing flooded technology through the addition of Carbon additives in the plate manufacturing process.

Why does my start/stop not work?

The engine temperature is too high or too low. If the engine is not heated by consumers or by the battery, it must generate its own heat by combustion, which requires a higher starting current. The result: The start-stop function is not activated.

How long do EFB batteries last?

The EFB battery is for simpler stop/start electric systems with smaller engines. This battery can live from 3 to 6 years.

Is AGM battery maintenance free?

AGM batteries are a maintenance free alternative to traditional flooded lead-acid batteries. They are designed to provide powerful bursts of starting amps and run electronics for a longer period of time.

Can I register a BMW battery myself?

Many people wonder though, whether BMW battery replacement and registration is a simple DIY process or has to be done by an expert technician. We say: you can definitely handle the replacement on your own! However, when it comes to the registration — if you’re not a tech-savvy person, let us do the work for you.

What happens if you dont code car battery?

If you don’t register it with the car, it causes the car to charge it too much or too little. Older batteries get more charge sent to it than newer ones, so putting a new battery in will cause the car to overcharge it, which prematurely kills your battery.

How do I reset my BMW after changing the battery?

How to Reset BMW Computer After Battery Change

  1. First of all, turn the ignition key of the BMW car to the accessory position once the lights and radio are on. You have to do this before starting the vehicle. …
  2. Again, press the “Trip” button and hold until Reset appears.
  3. Then, press the same button for the third time.

Does disconnecting the battery reset the ECU?

A. It depends on the car’s age and type of ECU used. On some older cars, disconnecting the battery will reset the system but in most new cars it does nothing, except potentially reset the clock and radio station presets.

Do I need to reset car after changing battery?

Yes. You will need to reset your settings. Usually the dealer can do it free of charge but no promises. If you take a battery off and put a new one on, if there was anything hooked up the the battery, i.e. the hose you are speaking of, reinstall it.