What does code p1443 mean on a 1997 Ford Aerostar?
What does code p1443 mean on a 1997 Ford Aerostar? This is a very common issue. Secondly would be the p1443. This was also a common issue. It is caused either by a broken vacuum line or a bad purge flow sensor and canister purge valve. You will have to follow the vacuum line from under the front of the throttle body to the sensor and valve. What to do if your engine has a p1443 code? Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for...