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The IAT sensor on the 1993 Honda Prelude is located to the right of the intake manifold as you face the engine compartment. It is connected with red and green wiring.
The cylinder position sensor is located in the distributor.
under the distributor!
The O2 sensor on a Honda Prelude is found on the exhaust pipes of the vehicle. They are located near the catalytic converter which is place on the underside of the chassis.
The oxygen sensor on a 1988 Honda Prelude fuel injected engine is on the exhaust manifold. It screws directly onto the front of the exhaust manifold.
I am in the process of replacing the speed sensor in my 90 prelude. It is located on the transmission. with a small cable with a plug on the end of it. Looking at it from the passenger side . you can see a picture of it on eBay.. just type in 1990 Honda speed sensor.. there are several...
On/by the Throttle body, should read "sensor assy map"
On the back of the block, below the intake manifold.
On a 1991 Honda Prelude 2.1SI, the Oil Sensor is located slightly above the Oil Filter.
one is located at the thermostat housing. the other is in the bottom of the radiator.
I have an 88 Honda prelude and my computer is located under the carpet on the passenger side.
It depends on which version of Prelude (there were five generations) you are referring to.