On 24/04/2021 11:48, Dave Plowman (News) wrote:


Immobiliser? Radio memory? I'm sure the makers of expensive cars would do
everything they could to reduce quiescent load.

I really don't see an answer to it with modern cars. And I'm sure many
very clever engineers have given it much thought.


All data could be stored in non-volatile memory requiring no power to
maintain it when the cars ignition is turned off, or key/fob removed.

I guess the biggest user of standby power on a car is remote locking and
the alarm.



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