Nissan Qashqai 2023 Owners Manual
7.39.1.5. Driving downhill
The engine braking action is effective for controlling the vehicle while descending hills.
The transmission (MT models) should be placed in a gear position low enough to obtain sufficient engine braking.
For Xtronic transmission models, a low gear position in the manual shift mode, low enough to obtain sufficient engine braking, should be selected.
Owners Manual