Explanation For Driving Patterns Except For Misfire - Driving Pattern "A"

WARNING: This page is about a different car, the 2003 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

The "A" counter will be cleared when the malfunction is detected regardless of (1) - (4). See Fig 1.
The "A" counter will be counted up when (1) - (4) are satisfied without the same malfunction.
The DTC will not be displayed after the "A" counter reaches 40.

Fig 1: Explanation For Driving Patterns Except For Misfire

Courtesy of NISSAN MOTOR CO., U.S.A.