On Board Diagnosis Logic

NOTE: If DTC P0462 or P0463 is displayed with DTC U1000 or U1001, first perform the trouble diagnosis for DTC U1000, U1001. Refer to "DTC U1000, U1001 CAN COMMUNICATION LINE ".

This diagnosis indicates the former, to detect open or short circuit malfunction.

Fig 1: DTC P0462, P0463 Fuel Level Sensor Circuit - On Board Diagnosis Logic

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