DTC DETECTION LOGIC

If DTC P0453 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
P0453
EVAP control system pressure sensor high input
An excessively high voltage from the sensor is sent to ECM.
  • Harness or connectors
    (EVAP control system pressure sensor circuit is open or shorted.)
  • EVAP control system pressure sensor
  • EVAP canister vent control valve
  • EVAP canister
  • Rubber hose from EVAP canister vent control valve to vehicle frame

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE