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Home >> Infiniti >> 2005 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0455: EVAP Control System >> On Board Diagnosis Logic
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On Board Diagnosis 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.

Fig 1: DTC P0455 EVAP Control System
G02388936Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: DTC P0455 Diagnosis Procedure - On Board Diagnosis Logic
G02388937Courtesy of NISSAN MOTOR CO., U.S.A.
CAUTION:
  • Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect fuel filler cap is used, the MIL may come on.
  • If the fuel filler cap is not tightened properly, the MIL may come on.
  • Use only a genuine NISSAN rubber tube as a replacement.
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