Rick's Free Auto Repair Advice

Posts Tagged: Vent solenoid

P0440 – Toyota

Fix trouble code P0440 – Toyota Changing the air filter on a Toyota can sometimes get you a P0440 trouble code. Toyota located the EVAP solenoid vent host on the upper portion of the air cleaner housing. You have to disconnect this host to check or replace the air filter. If you’ve recently performed the check (or taken your car to a quick lube shop) and you now have a P0440 code, double check that the hose has been replaced properly. This is a common goof at quick lube shops. … Read More


Fix Trouble code P0446 on GM vehicles GM has issued a TSB (#04-06-0055) for code P0446 on 2000-03 Cadillac, Chevrolet and GMC full size utility trucks. The charcoal canister stores gasoline vapors from the tank. When certain driving conditions are met, the computer supplies power to the purge and vent solenoids. The purge solenoid opens the vacuum line between the canister and the intake manifold and engine vacuum sucks the vapors out of the charcoal. The vent solenoid opens a fresh air line into the canister. If these vehicles are … Read More

Custom Wordpress Website created by Wizzy Wig Web Design, Minneapolis MN