Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 - Banner Starting Bull 62Ah Electrical Battery Fit BMW 5 Series E12 1972-1981

You would think that replacing a battery in Battey car would be one of the easiest things you could possibly. Not so for the BMW apparently. I have a i E60 BMW and in my research for replacing the battery I came across a tonne of conflicting information. Honestly, given Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 expensive everything else is with a BMW, I believed it at.

The prohibitively high cost Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 the battery and installation is Stxrting deterrent.

I did not know who to believe. I can only imagine BMW probably even advise against changing your own oil. The computer needs to be told there is a new battery or Bll will assume the older Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 potentially faulty battery is still there, possibly overcharging it and shortening its life. Or not charging it appropriately and shortening its life by running it too low.

What really struck me as strange is a charging system that is based off a battery being registered as opposed to reading it in real-time and determining charging rate and level.

Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012

Considering everything else is so well designed, I refused to believe that BMW would create a flawed charging system based on a new battery needing to be registered.

Then I encountered another potential roadblock. Apparently completely disconnecting the battery from the car is bad for the Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012. Supposedly while you replace a battery, power is meant to be maintained to the car or bad things can happen.

And on-top Trabant 1.1 1990-1991 Bosch S4 Battery 52Ah Electrical System Replacement Part that, the car needs to be re-initialised some reporting the active steering as. This put me in an interesting situation.

Do I risk replacing my own battery, potentially costing me hundreds or thousands to fix, or do I take it to BMW, get reamed on the price and have piece of mind if something screws up they are responsible?

Then I remembered a while ago I bought the manuals for my car by Bentley Publishers. Two massive books that detail every aspect of the vehicle including wiring diagrams. In the section that details replacing and swapping battery it mentions that it needs to be registered with the car using a BMW tool. See below for some photos I took of the pages in the book. Click on the images to see way larger versions of them for more. The manual all but confirms that the charging system in the BMW seems to store voltage settings and the state Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 the old battery.

What many thought was a myth or money-grab from the BMW dealerships turns out to be true. Still conflicted, I did what any reasonably curious hacker would do, I took the risk and bought my own battery. I pop open the boot and look for the panel on the passenger side underneath the boot covering. I then carefully remove the existing battery terminals and lift the old heavy battery. So far, so good. On-top of the battery, it is a bit of a mission getting the Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 off there are wires everywhere and then keeping everything out of the way while you put the new one in.

Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012

The moment of truth. Will the car start, will I get error messages telling me to take the car to my dealer or will nothing happen at all? There are no error messages and everything appears to Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 functioning Bzttery. Heck, I only needed to set the date and time again and the Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 worked fine as.

Lately my air conditioning had been doing some weird things. I assumed maybe the AC just needed a Stwrting, but since replacing the battery the AC has been working at full strength.

I come to the conclusion that changing your own battery is not the end of the world, but would its BM be shortened? Obviously determining this in the short-term would be impossible. I am planning on taking weekly measurements of the car Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 before I start it and comparing voltage levels.

I am not saying that you should do what I did and replace your own battery, but I am saying that I encountered zero issues doing so.

Banner Batteries - FAQ

Batetry what happens is the car needs to have its recharge voltage rate reset or Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 could not optimally charge up your new battery.

This seems to go against basic electronics, but whatever, BMW are the experts. It is almost summer here in Australia, so probably the Type 069 Titanium Car Battery 12V 550CCA - 4 Year Warranty time to find out as no cold weather will hinder temperature values or capacity.

It is also worth noting I installed the same type of lead acid battery. If after a few weeks I Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 the battery is being impacted, I will take it to get registered. I sold the car earlier this year, but the car never skipped a beat since I changed the battery myself without registering. I saw no voltage issues or other problems as a result of not registering the battery. So, who knows what registering really does?

Haha, that is a good point. How did you reset the date and time? So, I just replaced the battery for a i and it just started just fine. Hardest part was undoing the bolt holding Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 battery down and in place at the. Had to go to the store for an extender bar. And I needed someone to hold all the cables out of the way to get the new battery in. Heavier than you would Bannre. Filled with lead or something?

Shorten battery life and possible Alternator damage longer term is not what I call a good deal.

Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012

These cars need to be probably Banner Starting Bull 44Ah Electrical Battery Fit BMW 1 Series E87 2003-2012 care of. Your email address will not be published. Notify me of follow-up comments by email.

Notify me of new posts by email. OK, My buddy is going through the same thing. Four months later — what changes have you seen in your cars electrical behvior?

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