Retained numeric class outside the automotive 1–10 effect scale; no effect meaning is assigned.
No discernible effect.
Affects safe operation of the vehicle and / or other vehicles, the health of driver or passenger(s) or road users or pedestrians.
Slightly objectionable appearance, sound, vibration, harshness, or haptics.
Moderately objectionable appearance, sound, vibration, harshness, or haptics.
Very objectionable appearance, sound, vibration, harshness or haptics.
Degradation of secondary vehicle function.
Loss of secondary vehicle function.
Degradation of primary vehicle function necessary for normal driving during expected service life.
Loss of primary vehicle function necessary for normal driving during expected service life.
Noncompliance with regulations.