LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2019 >> QX60 Pure, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (10 Of 17) >> DTC/Circuit Diagnosis >> DTC P0448: EVAP Canister Vent Control Valve >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0448

VENT CONTROL VALVE

(Evaporative emission system vent control circuit shorted)

Diagnosis condition

--

Signal (terminal)

EVAP canister vent control valve signal

Threshold

EVAP canister vent control valve remains closed under specified driving conditions

Diagnosis delay time

--
scientia non olet · About LEMON Manuals