Known Good Air Flow and AF Sensor Readings

Scott Owner/Technician California Posted  
2019 Nissan Frontier S 4.0L (VQ40DE Flex) 5-spd (FS5R30A) — 1N6AD0ER8KN878780

Here are a few images showing known good AFR sensor voltage levels at stoic, minus 20% fuel and + 20% fuel along with normal Airflow numbers.

Minus 20% AFR

Stoic AF

+ 20% AFR