I got a P0500 code, car drives fine, and speedometer is ok, no drivable problems noticed

Question

I did a maintenance job on d brake disc and tyres valves,

Answer 1

Hi there,

Hard to believe, but when you have this code and the speedometer is working fine, the speedometer is usually the problem. It is actually what sends the signal to the computer, so when the computer isn't seeing any signal it will set the code for the speed sensor.