When the oxygen sensor is bad, it can cause a false reading and trigger the code. Oxygen Sensor– The P0430 codes is thrown when the oxygen sensors on both sides of the exhaust have very similar readings.
#FORD ENGINE CODES P430 CODE#
There are many things that can cause the P0430 trouble code in your Edge.
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Among the many jobs that oxygen sensors have is they have to measure the emissions levels coming in and out of the converter. Your Edge has at least two oxygen sensors, one before and after the catalytic converter. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them (1996 models and newer). This code number references a number that is given to you when you plug your Ford Edge into a OBDII scanner. One of the most common trouble codes with all Ford vehicles is the P0430. P0430: Catalyst System Efficiency → Below Threshold → Bank 2 In the Edge, OBDII P0430 is often caused by a bad oxygen sensor, but there can be other causes as well. This page is meant to help you troubleshoot the Ford Edge P0430 trouble code.