Technical Definition:
Evaporative Emission System Vent Control Circuit Intermittent
Trouble Code: P0449
Address: 0x0449
System: Powertrain
Subsystem:
Address: 0x0449
System: Powertrain
Subsystem:
Technical Description:
Possible Causes:
Possible Symptoms:
Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction
Possible Solutions:
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Purge Control Valve harness is open or shorted
– Purge Control Valve electrical circuit poor connection
– Faulty canister vent control valve