On Board Diagnosis Logic: Notes

WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

These self-diagnoses have the one trip detection logic.

NOTE: If DTC P2122 or P2123 is displayed with DTC P1229, first perform the trouble diagnosis for DTC P1229. Refer to DTC P1229 SENSOR POWER SUPPLY .

Fig 1: Diagnosis Logic

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