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On Board Diagnosis Logic: Notes

NOTE: If DTC P2127, 2128 is displayed with DTC P1229, first perform the trouble diagnosis for DTC P1229.
Refer to DTC P1229 SENSOR POWER SUPPLY
These self-diagnoses have the one trip detection logic.

Fig 1: On Board Diagnosis Logic

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