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      12-29-2021, 09:14 PM   #1
waqiidepp
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Battery management error

It's been two weeks and 800 miles since I got the car. And today after remote start I saw this message. Anyone know what this is about ?
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      12-30-2021, 05:56 AM   #2
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https://g07.bimmerpost.com/forums/sh....php?t=1885555

You need to refer to this link where I had the same problem recently.
My X7 is in with the dealership being checked out so will know later today?
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      01-01-2022, 03:58 PM   #3
waqiidepp
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Quote:
Originally Posted by X5M50D View Post
https://g07.bimmerpost.com/forums/sh....php?t=1885555

You need to refer to this link where I had the same problem recently.
My X7 is in with the dealership being checked out so will know later today?
Did they figure out the issue ?
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      01-01-2022, 08:49 PM   #4
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I've seen the same message at about 2k miles. No accessories plugged in. Will be interested in what you find out.
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      01-02-2022, 10:37 AM   #5
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The below was the outcome from BMW to the battery management warning light issue.
Not convinced but they are the supposed experts
What do you think as I don't want to disable the parking mode of the dashcam which has been hard wired?

Carried out investigation into battery warning on
dashboard. Connected battery charger and carried out
battery test, requires charge. Charged battery
overnight, tested, all ok. Carried out drain test,
battery drain between 20-30 milliamps. Connected
dashboard camera, stayed between 20-30 milliamps.
Approximately 30-15 minutes, battery drain peaks at
300 milliamps. Repeated test, same result. Advised to
unplug dashboard camera during nights to avoid battery
drain.


The car has done 5000 miles.
Wakiidepp and Xnone I would be interested in your outcome from the dealership.
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      01-02-2022, 10:42 AM   #6
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I just got the same warning this weekend. At 2,500 miles, and I just did the software update last week. No accessories.
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      01-02-2022, 10:48 AM   #7
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Quote:
Originally Posted by X5M50D View Post
The below was the outcome from BMW to the battery management warning light issue.
Not convinced but they are the supposed experts
What do you think as I don't want to disable the parking mode of the dashcam which has been hard wired?

Carried out investigation into battery warning on
dashboard. Connected battery charger and carried out
battery test, requires charge. Charged battery
overnight, tested, all ok. Carried out drain test,
battery drain between 20-30 milliamps. Connected
dashboard camera, stayed between 20-30 milliamps.
Approximately 30-15 minutes, battery drain peaks at
300 milliamps. Repeated test, same result. Advised to
unplug dashboard camera during nights to avoid battery
drain.


The car has done 5000 miles.
Wakiidepp and Xnone I would be interested in your outcome from the dealership.

I have a battery pack under the trunk (I don't have a spare wheel). I have two cameras and are connected to the 12v port in the trunk. When driving long or parking out, I have the camera connected to battery and battery connect to 12v so that battery charges during drive and supports the camera in parking mode. I know it doesn't help you situation ... but can be an option to avoid battery drain issues
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      01-02-2022, 09:56 PM   #8
waqiidepp
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Quote:
Originally Posted by X5M50D View Post
The below was the outcome from BMW to the battery management warning light issue.
Not convinced but they are the supposed experts
What do you think as I don't want to disable the parking mode of the dashcam which has been hard wired?

[COLOR="DeepSkyBlue"]Carried out investigation into battery warning on
dashboard. Connected battery charger and carried out
battery test, requires charge. Charged battery
overnight, tested, all ok. Carried out drain test,
battery drain between 20-30 milliamps. Connected
dashboard camera, stayed between 20-30 milliamps.
Approximately 30-15 minutes, battery drain peaks at
300 milliamps. Repeated test, same result. Advised to
unplug dashboard camera during nights to avoid battery
drain.[/COLOR]


The car has done 5000 miles.
Wakiidepp and Xnone I would be interested in your outcome from the dealership.
I haven't had the time to take it in but will post back here what they find out. My car is all stock no accessories
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      01-15-2022, 06:49 AM   #9
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Any update waqiidepp on your prognosis?
My warning has started to appear less, not every morning when I start the car up.
Still debating about purchasing a battery pack to back up the dash cam if that is the issue?
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      01-15-2022, 12:58 PM   #10
waqiidepp
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Quote:
Originally Posted by X5M50D View Post
Any update waqiidepp on your prognosis?
My warning has started to appear less, not every morning when I start the car up.
Still debating about purchasing a battery pack to back up the dash cam if that is the issue?
I haven't seen the message comeback. But still on my list to ask the dealer about it.
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      01-15-2022, 05:29 PM   #11
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I had this problem. I turned off the parking mode on the cameras.
seems to work fine now while driving.
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      01-22-2022, 07:20 PM   #12
waqiidepp
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Quote:
Originally Posted by X5M50D View Post
Any update waqiidepp on your prognosis?
My warning has started to appear less, not every morning when I start the car up.
Still debating about purchasing a battery pack to back up the dash cam if that is the issue?
So I took the car in today and the dealer ran diagnostics. Apparently there were bunch of faults in the memory. The reprogrammed the car according to a bulletin. So let's see if it comes back. SA said if does it again it's probably a bad module.
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