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BMW 5-Series (G30) Forum iDrive, Audio, Bluetooth, Phone, Cameras, Electronics + Coding Do battery charging at engine idling speed

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      06-11-2023, 03:04 AM   #1
10511555
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Do battery charging at engine idling speed

Dear Sir,

What is "Amp" output at engine idling speed as decide by vehicle computer. do vehicle computer based on battery Voltage change charging rate on output at idling speed.


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Stanley
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      06-11-2023, 09:33 AM   #2
HighlandPete
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Quote:
Originally Posted by 10511555 View Post
What is "Amp" output at engine idling speed as decide by vehicle computer. do vehicle computer based on battery Voltage change charging rate on output at idling speed.
Intelligent alternator control (IGR) has a complex set of parameters, both for when charging and what voltage/amperage is appropriate.

A lot depends on the battery State of Charge (SoC).

May help if you can give a bit more detail of your observations, or issue you are having.
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