Other information:
DTC Description
DTC DETECTION LOGICAn improper voltage signal is sent to ECM through EVAP canister vent control valve. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0447
VENT CONTROL VALVE
(Evaporative emission system vent control circuit open)
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from EVAP canister vent control valve to ECM
Threshold
An improper voltage signal is sent to ECM through EVAP canister vent control valve
Diagnosis delay time
—
POSSIBLE CAUSE
Harness or connectors
(The valve circuit is open or shorted...
Diagnosis Procedure
CAUTION:
Perform diagnosis under the condition that the engine cannot start by the following procedure:
Remove fuel pump fuse.
Crank or start the engine (where possible) until the fuel pressure is depleted.
CHECK TERMINAL B POWER SUPPLY VOLTAGE
Ignition switch OFF...