Nissan X-Trail e-POWER 2023 Owners Manual
8.7.4. ECO mode
Assists the driver’s ECO-driving. Acceleration profile is optimised for efficient driving. Engine running logic is fully optimised for economy. Optimum regenerative braking profile for cruising or city driving can be selected by shifting between D (Drive) and "B" position.
Selecting the ECO mode will not necessarily improve fuel economy as many driving factors influence its effectiveness.
Owners Manual