On the engine head !
You must remove the entire intake manifold for you to have access on the three spark plugs located underneath it. it is advisable that a qualified Mitsubishi technician should do this.
2002 galant , can't find the spark plugs
NGK platinum plugs
On a 2005 Mitsubishi Lancer ES, the spark plugs are located on the engine cylinder head, beneath the ignition coils. To access them, you'll need to remove the engine cover and then detach the ignition coils from each spark plug. Once the coils are removed, you can unscrew the spark plugs using a spark plug socket.
The plugs are located under the intake plenum. This is a real job because it takes removing several bolts, wires and gaskets to get to them.
On a 2006 Mitsubishi Galant, the spark plugs are located in the engine's cylinder head. To access them, you'll need to remove the engine cover and the ignition coils, which are positioned above the spark plugs. There are four spark plugs in total, corresponding to the four cylinders of the engine. Make sure to follow proper procedures for removal and installation to avoid any damage.
Four.
The spark plugs are located on your head for the first three, when you open your hood and you find the metaling (head) that says 24 valve V6, there are 3 plug type things on there, those are the spark plugs, the last three, are under the plenum.
Six
On a 2004 Mitsubishi Galant with a 6-cylinder engine, the spark plugs are located on the top of the engine, beneath the ignition coils. To access them, you’ll need to remove the ignition coils by unscrewing them from their positions. Once the coils are removed, the spark plugs can be accessed directly in their respective wells. Make sure to follow proper procedures for removal and installation to avoid damage.
In a 2006 Mitsubishi Endeavor, the spark plugs are located on the engine, accessible by removing the engine cover and the ignition coils. The Endeavor is equipped with a V6 engine, so there are six spark plugs, one for each cylinder. Each spark plug is situated on the top of the engine, connected to the ignition coil, which needs to be removed to access the plugs for replacement or inspection.
To access the spark plugs on a 2000 Mitsubishi Diamante V6 3.5L, you need to first remove the engine cover by unscrewing the bolts or clips holding it in place. The spark plugs are located underneath the cover, along the top of the engine. Use a spark plug socket and extension to remove and replace the spark plugs carefully to avoid damaging the threads.