check engine again

[basharalezze]

two days age i drage the sensor was called camshaft timing oil and during the procedure the sensor split into two parts and after that i insert it again but check engine turned on . what is the solution

[CTScott]

Did you replace the sensor with a new one, or just reassemble the broken one?

[basharalezze]

I collect old, broken

[CTScott]

I collect old, broken

OK. You really need to replace it. It is a solenoid valve, so it is a device which has internal movement when power is applied to it.

[basharalezze]

Please explain to me his role in the car