On Board Diagnosis Logic

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

These self-diagnoses have the one trip detection logic.

Fig 1: DTC P2127, P2128 APP Sensor - On Board Diagnosis Logic

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