Nissan X-Trail 2024 Owners Manual
7.9.1.4. Gear Shift Indicator (where fitted)
Gear Shift Indicator appears in the transmission position indicator when the driver should shift into a higher gear as indicated by the up arrow.
The use of Gear Shift Indicator will help to reduce fuel consumption.
When the up arrow appears, upshifting is recommended.
Gear shift recommendation may not be available depending on the conditions.
Gear Shift Indicator helps to reduce fuel consumption. It does not recommend the appropriate gear shift for all driving situations. In a certain situations, only the driver can select the correct gear (for example, when overtaking, driving up a steep gradient or towing a trailer).
Owners Manual