The car engine P2469 Code is found from the car engine after testing the car engine. The computer informs that the canister is fully or almost blank when it notices a leaner condition like all the vapors are used up and it restarts normal fuel transfer. Some automobile manufacturers then shut the vent solenoid but leave the purgative solenoid open. That makes a vacuum through the complete fuel storage system. Once the right vacuum is stretched, it locked the purge solenoid and delays to see if the void holds. You must allow any person for solving or checking the car engine. You should be careful in this issue.