DTC DETECTION LOGIC

NOTE:
If DTC P0340 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to DTC Logic (GT-R certified NISSAN dealer).

DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P0340
Camshaft position sensor (PHASE) (bank 1) circuit
  • The cylinder No. signal is not sent to ECM for the first few seconds during engine cranking.
  • The cylinder No. signal is not sent to ECM during engine running.
  • The cylinder No. signal is not in the normal pattern during engine running.
  • Harness or connectors
    [CMP sensor (PHASE) (bank 1) circuit is open or shorted.]
  • Camshaft position sensor (PHASE) (bank 1)
  • Camshaft (INT)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery
P0345
Camshaft position sensor (PHASE) (bank 2) circuit
  • Harness or connectors
    [CMP sensor (PHASE) (bank 2) circuit is open or shorted.]
    [CKP sensor (POS) circuit is shorted.]
    (Power steering pressure sensor circuit is shorted.)
    (Manifold absolute pressure sensor circuit is shorted.)
    (APP sensor 2 circuit is shorted.)
    (Refrigerant pressure sensor circuit is shorted.)
  • Camshaft position sensor (PHASE) (bank 2)
  • Crankshaft position sensor (POS)
  • Power steering pressure sensor
  • Manifold absolute pressure sensor
  • Accelerator pedal position sensor
  • Refrigerant pressure sensor
  • Camshaft (INT)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE-I
 
 3.PERFORM DTC CONFIRMATION PROCEDURE-II