Recent content by carl'slariat

Not sure. It's been a few weeks. But purchased at advance auto parts or auto zone so probably their store brand.

Thank you. I'll have the codes read again and post them when I do

But when scanned and sensors that the scanner said was the problem are replaced, why can't I clear the codes? Wouldnt this be what the "professional" would have to go by to diagnos the problem Sorry for not fully understanding.

Lots of people (including me) are led to believe wrong then. I thought you could buy a code reader scanner, read the code, look it up, then replace what it said without having to pay a professional high $

I had someone pull the codes so I personally don't know. I just replaced what he told me to

Cant exactly answer that question. I was to the point of trying anything that was suggested. That was suggested and it worked. It wouldn't have anything to do with the sensors but evidently did have an effect on the cam phasers because it stopped going into limp mode. The Lucas was also...

Is there something that has to be done to computer system for the system to "learn" new sensors?

Good battery, less than year old

Both sensors were clean

2009 f150 lariat 4wd 185000

My f150 lariat 4wd with 5.4 3v started going into limp mode. Scanner said camshaft position sensor. Replaced the one scanner said. Went into limp mode again. Scanner said crankshaft positioned sensor. Replaced the one scanner said. Still same problem. I then changed oil from havoline 5w30 to...