P 0340 Cadillac Deville. The CPS helps an engine determine optimal timing for combustion. When it is not functioning properly, it can cause a lot of drivability problems in your DeVille.
The CPS helps an engine determine optimal timing for combustion.
So I was needing the info on the step by step process on replacing that sensor.
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I cleared the codes and the came back. My car is giving these two codes. Since it says circuit, that means the problem could lie in any part of the circuit - the sensor itself, the wiring, or the PCM.
