I have a Ford Ka 2003, just under 60,000 miles with the Check Engine light on. Went to garage yesterday for diagnostic and they said that it was an exhaust sensor issue and the light had gone off but ...

Answer:Diagnostic Trouble Codes P0155 and P1151 both refer to an oxygen sensor failure. One deals with an open or short in the heater circuit; the other the sensor circuit. Current O2 sensors include ...

I like this report from Ford on how they keep self driving sensors clean. They have air blowers which can divert any insects heading for the sensor up and over it, and sprayers and other air blowers ...