P0449low severityPowertrain
EVAP Vent Valve/Solenoid Circuit
on 2001 Rolls-Royce Corniche 6.75L V8 · RWD
What this code means
Malfunction in the EVAP vent solenoid circuit.
Symptoms
- Check Engine Light
Common causes
- Faulty vent solenoid
- Wiring damage
- Corroded connector
Diagnostic steps
- Test solenoid resistance
- Check wiring
- Command solenoid with scan tool
Repair notes
Replace vent solenoid.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1