Nissan Qashqai e-POWER 2023 Owners Manual
11.15. Air cleaner
Operating the engine without the air cleaner filter, can cause you or others to be burned. The air cleaner filter not only cleans the intake air, it also stops flame if the engine backfires. If the air cleaner filter is not installed and the engine backfires, you could be burned.
Do not drive without the air cleaner filter.
Be careful when working on the engine without the air cleaner filter.
Owners Manual