Originally Posted by F350-6
P0344 CMP Sensor Circuit Intermittent
P0340 CMP Sensor Circuit Malfunction
I don't have the other codes listed in my service manual, but I'm starting to see a pattern here. Where did you get your CPS? I've heard of ones from the auto parts stores going bad as soon as there put in.
had had a spare cps and then ckecked it again through a friends truck and it worked fine still down any help would be appreciatded thanks jtm