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Home >> Infiniti >> 2011 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - G37 Convertible - DTC P0137 Through P0460 >> DTC P0448: EVAP Canister Vent Control Valve >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTING CONDITION AND POSSIBLE CAUSES

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0448 EVAP canister vent control valve close EVAP canister vent control valve remains closed under specified driving conditions.
  • EVAP canister vent control valve
  • EVAP control system pressure sensor and the circuit
  • Blocked rubber tube to EVAP canister vent control valve
  • EVAP canister is saturated with water