Nissan X-Trail e-POWER 2023 Owners Manual
5.8.1. Front fog lights (where fitted)
To turn the fog lights on, turn the headlight switch to the 
or 
position, then turn the fog light switch to the 
position.
To turn the fog lights on with the headlight switch in the “AUTO” position, the headlights or front clearance lights must be on, then turn the fog light switch to the position. (Once the headlights, front clearance lights and fog lights are turned on with the headlight switch in the "AUTO" position, they continue to illuminate even if the surroundings become bright.)
To turn them off, turn the fog light switch to the OFF position.
Owners Manual