On Mon, 22 Mar 2021 21:53:41 +0000, alan_m
wrote:

On 22/03/2021 18:58, Scott wrote:
How does my car clock work? It cannot be quartz or radio controlled
as it runs slightly fast. It cannot be synchronous because the supply
is DC. Is there any form of adjustment to get it to run to time?

What car - how old?

Nissan Micra. 2008.