On a scale of 1 to 10 with 1 being so easy My mom could do it in ten minutes to 10 meaning the engine has to be removed from the car and will take 40 hrs work this is a 2.5
Follow the spark plug wires to the spark plugs.
Pull the wire off the plug using the proper plug wire boot pulling tool.
Use the correct spark plug socket and a ratchet, a 3 inch extension and a universal joint will be handy for this process.
Remove one wire and unscrew the selected spark plug, Inspect, Select and inspect a new plug, checking the Spark Gap as you do.
Screw in in and tighten it up, 24 foot pounds of torque is the target, using a torque wrench for the first one makes it easy to get close enough on later Plugs.
Reinstall the wire onto the Spark plug, It should "click" into place.
Repeat
The spark plugs on the front of the engine are a bit of a pain but easily doable.
what about them?
Disconnect the battery, remove the engine cover, remove the spark plugs wires and boots, and remove the spark plugs. Put in the new spark plugs, replace the spark plug wires and boots, replace the engine cover, and connect the battery.
Disconnect the cars battery, remove the spark plug cables and boot covers, and remove the old spark plugs. Next, put in the new spark plugs, leave the right gap size, connect the boots and cables, and reconnect the cars battery.
Disconnect the battery, remove the engine cowl, remove the spark plugs cables, boots and plugs on the drivers side of the engine, replace with new spark plugs and attach the boot and cables. Do the same on the passenger side of the engine, replace the engine cowl, and connect the battery.
You will need to remove the engine shroud from inside the cabin to access the engine and plugs.
were is engine cover wot does it do
Disconnect the battery, remove the engine cover, remove the spark plug cables and boot covers, and remove the old spark plugs. Put in the new spark plugs, attach the boot covers, and cables, replace the engine cover, and connect the battery.
From the top you will need to remove the wiper module and have a cold engine. You can also remove the plugs from under but you will need a lift and cold engine.
You will have to remove the cover that is on top the engine. You will find the plug wires there. You must remove the bolt that holds down the plug to the engine. The plugs are located deep down in the holes.
On the top of the engine. You have to remove the four coils to access the plugs underneath.
2003 c320. So a v-6 correct? They are located on both sides of the engine. Your engine will have spark plug cable wires going from the ignition coils to the spark plugs, you need to remove the cables off the plugs before you can remove the spark plugs.
The left side spark plugs are under the pop-off engine cover. Remove the coils and the spark plugs are right there. The right side plugs are in the same location on the other side of the engine...unfortunately you must remove the intake manifold to access them.