Nissan LEAF 2023 Owners Manual
4.5.1.3. Ready for charging timer

If the charging timer is set, the indicator lights illuminate, in order from (1) to (3). The indicator lights turn off after approximately 5 minutes.
Owners Manual

If the charging timer is set, the indicator lights illuminate, in order from (1) to (3). The indicator lights turn off after approximately 5 minutes.