What causes OBDII P0420 on Ford Taurus?
What causes OBDII P0420 on Ford Taurus? It covers Ford Taurus P0420 meaning, symptoms, causes, and possible solutions. In the Taurus, OBDII P0420 is often caused by a bad oxygen sensor, but there can be other causes as well. One of the most common trouble codes with all Ford vehicles is the P0420. What does the p0430 code on a Ford engine mean? P0430 FORD Tech Notes As the code description implies the P0430 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is...