Can you reset camshaft sensor?

Camshaft position sensors are simple switches that turn on and off as magnet on or in the camshaft passes. There are no adjustments.

Is there a way to relearn the cam position sensor?

There is a Cam Position Relearn procedure that can be done with the dealer proprietary tool or some of the expensive aftermarket independent tools. But that procedure is not for replacing the cam position sensor, its for when you take the timing chain/belt and cam apart, like during a head change.

How can I reset the camshaft timing on my car?

Make the mark with a piece of chalk on the harmonic balancer indicating TDC (top dead center). Once the mark has been made, connect the car battery and the lead spark plug with the timing light.

What to do after a crank shaft sensor replacement?

Generally after sensor replacement such as that one, it’s a good idea to reset a few “adaptive” parameters which are fuel and idle. Those won’t keep the vehicle from running regardless as the PCM will relearn the values after a few drive cycles.

When does the PCM turn off the fuel pump?

The PCM turns off the fuel pump if the engine isn’t turning, for safety, if you’re in an accident that breaks open a fuel line, you don’t want the engine to quit and the fuel pump to continue to spray the entire contents of the gas tank all over the wrecked car.

Make the mark with a piece of chalk on the harmonic balancer indicating TDC (top dead center). Once the mark has been made, connect the car battery and the lead spark plug with the timing light.

Why do I need to change the camshaft position sensor?

The problem with changing out the camshaft position sensor is that sometimes the issue is actually due to the sensor wiring harness; which might be the reason this OBD-II error code was triggered initially. The P-0340 trouble code indicates that the signal to and from the camshaft position sensor and the PCM is broken.

How often should I relearn the cam position sensor?

Im just sick of the 3-5 6 second crank time that WAS once in a while, now it seems every 5th or 6th start There is a Cam Position Relearn procedure that can be done with the dealer proprietary tool or some of the expensive aftermarket independent tools.

What should I do if my timing belt broke?

Aligning the camshaft if your timing belt broke is something you need to do very specifically or you risk destroying your entire engine. Align the camshaft if your timing belt broke with help from an experienced automotive professional in this free video clip.