On Board Diagnosis Logic

This self-diagnosis has the one trip detection logic. The MIL will not light up for this diagnosis.

NOTE:

If DTC P1568 is displayed with DTC U1000 or U1001, first perform the trouble diagnosis for DTC U1000, U1001. Refer to "DTC U1000. U1001 CAN COMMUNICATION LINE ".
If DTC P1568 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to "DTC P0605 ECM "

Fig 1: DTC Detecting Condition And Possible Cause Chart

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