Oxygen sensor heater
WARNING: This page is about a different car, the 2018 Infiniti Q60. However, it is still accessible from the selected car via links, so may be relevant.
Perform cold start.
The engine must have been switched off for a duration of at least 2 minutes.
The ignition must have been on for a duration of at least 1 minute.
Engine idling.
Wait until readiness reaches status.