changed the O2 sensor but still getting PO131 code

Question

I got a P0131 code change the O2 sensor two months later got the code again. I have change the O2 sensor twice still getting the P0131 code what else could is check?

Answer 1

Hi there

Sometimes fuel pressure or exhaust leaks can cause this problem. Here is a list of possible causes for the code since the sensor didn't resolve the issue.

P0131 FORD - O2 Sensor Circuit Low Voltage Bank 1 Sensor 1

Read more: https://www.autocodes.com/p0131_ford.html