you'll find the whole shop manual for the Acura Vigor for free at www.spoonertuner.com/manuals
Depending on where you are located...eg. Canada or the States and brand, anywhere from $10.00 to $50.00.
4.5 quarts if you are also replacing the oil filter.
code 4 is your Crank shaft postion sensor
On my 1993 Acura Vigor it is all the way in the back on the bottom on the left side undernieth the driver's side. Grab a flash light and you should be able to find it.
To change a starter from a 1993 Acura Integra remove the mounting bolts that connect it to the transmission. Then unplug the solenoid from the wire harness. Install the new unit.
2
The 02 sensor is located on the passenger side closest to the front passenger door and is mounted inside a metal housing. The sensor is screwed in from the passenger side.
must lower the exhaust system
Started is located on the drivers side on the engine behinde the AC compressor. You will need to raise the car and access it from the bottom (real fun to change)
The starter on a 1993 cadillac assuming that it has a 32 valve northstar the starter is underneath the intake manifold
on the starter its self>>>>JAC