The pcv valve is in the dirvers valve cover top center and the 02's are in the exhaust close to the manifolds they are a pain to get to and very hard to see with out a lift. there are 2 sensors 1 on the driver side an passenger side. good luck
cruise control switch
The DPFE sensor is a totally separate sensor. Look for the feed pipe to the EGR valve and follow it towards the exhaust. Somewhere along that line you will see two small pipes leading to hoses, that lead to the sensor.
There is no adjustment.
On a 1993 Buick Regal 3.1L, the PCV valve is located on the intake manifold. It is situated underneath the MAP sensor.
Its on the Air box
The sensor will be mounted to the side of the intake manifold below the PCV valve
The EGR position sensor is located on top of the EGR valve. Has an electrical connector attached.
The rpm is acquired on almost all computer controlled vehicles from the crank sensor. drl
The knock sensor for the 1993 Chevy Cavalier is located in the back of the motor. It can also be located in the engine valve.
The 1993 Lincoln Mark VIII ABS speed sensor is located on the side of the transmission. The speed sensor should be labeled as such.
The Idle Air control valve is located on the side of the throttle plate.
In the airtube right after the air filter, passenger side, under the hood.