If it is a v6, it is located next to the distributor. Facing the engine it is on the right side of fuel injectors just under injector cover. You can see it from the drivers side.
Another Location in 1998 Honda preludes for the EGR (at least in mine) is at the top left of the engine block, just behind it. Here's a crude Diagram.
........................Big Silver intake valve here
EGR here
__________________
| .................................|
| Engine block ............|
| .................................|
Why you would want to know is beyond me. I personally disconnected mine and plugged the hose leading out from it, bypassing it completely and making my engine run better.
Wiki User
∙ 2011-09-13 10:40:59Near Flywheel
Does a 1998 Honda prelude have a clutch cable
What is the eaziest way to replace an altanator on a 1998 Prelude SH?
pcv valve replace every 30000 miles.. bad oil pan gasket, or valve cover gasket
The PVC valve is located at the tip of the small hose plugged into the top of your valve cover. It is located between the manifold and the top valve cover.
The expansion valve, on your 1998 Honda Accord, is located just before the thermostat housing. You can follow the water hose from the radiator to the expansion valve.
How much is it to replace thehead gasket on a honda accord 1998?
H1
They didn't make and Si in 1998. The PCV valve is on 1998 Civic SI's are located on the bottom of the intake manifold. It is acessed from the bottom of the car, you have to remove the oil filter to reach it.
Needs more explanation on what you mean by "scan".
.044 for stock h22
There are tons of websites out there that can help you with this. Here is one http://www.gripmotorsports.com/dl~pns~Prelude-Honda-1.html