Nissan GT-R (R35) · Service Manual ENGINE

P0455 EVAP CONTROL SYSTEM

VR38

P0455

DTC Logic

 
 DTC DETECTION LOGIC

This diagnosis detects a very large leak (fuel filler cap fell off etc.) in EVAP system between the fuel tank and EVAP canister purge volume control solenoid valve.

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DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P0455
EVAP control system gross leak detected
EVAP control system has a very large leak such as fuel filler cap fell off, EVAP control system does not operate properly.
  • Fuel filler cap remains open or fails to close.
  • Incorrect fuel tank vacuum relief valve
  • Incorrect fuel filler cap used
  • Foreign matter caught in fuel filler cap.
  • Leak is in line between intake manifold and EVAP canister purge volume control solenoid valve.
  • Foreign matter caught in EVAP canister vent control valve.
  • EVAP canister or fuel tank leaks
  • EVAP purge line (pipe and rubber tube) leaks
  • EVAP purge line rubber tube bent.
  • Loose or disconnected rubber tube
  • EVAP canister vent control valve and the circuit
  • EVAP canister purge volume control solenoid valve and the circuit
  • Fuel tank temperature sensor
  • O-ring of EVAP canister vent control valve is missing or damaged.
  • EVAP control system pressure sensor
  • Refueling EVAP vapor cut valve
  • ORVR system leaks

■ CAUTION ■
  • Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect fuel filler cap is used, the MIL may illuminate.
  • If the fuel filler cap is not tightened properly, the MIL may illuminate.
  • Use only a genuine NISSAN rubber tube as a replacement.

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE
 
 3.CHECK DTC
 
 4.PERFORM DTC CONFIRMATION PROCEDURE

Diagnosis Procedure


 
 1.CHECK FUEL FILLER CAP DESIGN
 
 2.CHECK FUEL FILLER CAP INSTALLATION
 
 3.CHECK FUEL FILLER CAP FUNCTION
 
 4.CHECK FUEL TANK VACUUM RELIEF VALVE
 
 5.CHECK EVAP PURGE LINE
 
 6.CLEAN EVAP PURGE LINE
 
 7.CHECK EVAP CANISTER VENT CONTROL VALVE
 
 8.CHECK FOR EVAP LEAK
 
 9.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
 
 10.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
 
 11.CHECK VACUUM HOSE
 
 12.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
 
 13.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
 
 14.CHECK FUEL TANK TEMPERATURE SENSOR
 
 15.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
 
 16.CHECK EVAP/ORVR LINE
 
 17.CHECK RECIRCULATION LINE
 
 18.CHECK REFUELING EVAP VAPOR CUT VALVE
 
 19.CHECK INTERMITTENT INCIDENT

Component Inspection


 
 1.CHECK FUEL FILLER CAP
 
 2.REPLACE FUEL FILLER CAP