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Home >> Nissan-Datsun >> 2017 >> Pathfinder SL, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P0456: EVAP Control System >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0456 EVAP VERY SML LEAK
[Evaporative emission system leak detected (very small leak)]
Diagnosis condition -
Signal (terminal) -
Threshold
  • EVAP system has a very small leak.
  • EVAP system does not operate properly.
Diagnosis delay time -
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.