only when bad.....not a maintenance item
you need to replace the cam shaft positioning sensor
It is in the oil pan. Nissan has had a recall to reprogram the sensor. They may have to replace the sensor for free. It cost about $600 for repair.
Here is the link where you can see how to install Crank shaft positioning sensor with detail pictures. http://dentnshell.com/Projects/2005Altima/CamkPosition.html
The crank shaft positioning sensor is behind the starter. A real bear to get to.
The throttle position sensor is on the throttle shaft, on the throttle body.
How do you replace crank shaft sensor on 2005 Chrysler 2005 300c?
2.0ltr its in distributer
On the throttle body attached to the throttle butterfly shaft.
It is in the disturber itself.
where is the output shaft speed sensor located on a 2001 Kia Optima?
A 1986 ford van does not a crank shaft position sensor,, it uses the pickup in the distributer
car will not start if the crank shaft positing sensor is bad ..because it control the car spark plug firing..( no fire no start )