P0451 - Part 2
WARNING: This page is about a different car, the 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- The EVAP canister purge solenoid valve is closed and the EVAP canister vent solenoid valve is open.
- The vehicle speed is between 10-75 km/h (6-46 mph).
- The time since engine start is greater than 450 seconds.
- DTC P0451 runs whenever the above conditions have been met.