It should make it run better and get better mileage after you replace the plugs with new ones. You may also want to replace the plug wires if the car has over 100,000 miles or is 10 years old.
The engine as delivered in a new car has all spark plugs, but a replacement engine almost never comes with spark plugs as they are considered a "consumable."
Yes, a bad coil will affect any combination or all of the cylinders - it is the source of all spark required for firing the spark plugs and making the engine run.
No, Diesels don not need a spark plug.
The spark plugs for this car are on the right side of the engine. They are located beneath all of the wiring and tubes of this vehicle.
To fix an engine with no compression first try replacing the spark plugs. Remove the spark plug wire and then remove the spark plug. Replace the plug with a new one. Reattach the wire. Replace all of your plugs and see if your engine will fire.
The 2001 Infiniti I30 is equipped with a V6 engine, which typically has six cylinders. As a result, it has six spark plugs, with one spark plug per cylinder. If the vehicle has a V6 engine configuration, you will need to replace all six spark plugs for optimal performance.
This would cause your engine to run really rough and can through time hurt the engine. It is possible but not advised. All spark plugs must be connected to the holes in which they connect or you will lose compression and the engine will not run at all.
the spark plugs are screwed into the engine block and the top part of them is covered by a single wire, if you have a four cylinder engine, there will be four spark plugs, the wires will all go from the spark plug to a distributor cap and should pull straight off on each end, if you are replacing the spark plugs make sure not to change any of the wire locations
those particular wires and plugs are located in the engine compartment under the hood of that Lincoln the spark plugs are located on both sides of the engine block about half way down the wires are connected to the spark plugs and then run all the way to the coil/distributer whatever that particular model has good luck
check that your sparkplugs are not cracked and that your wires are fully on your plugs
If you look at all the rubber wires, ( 8 of them ) on the back of the engine behind the air filter. Each one of those wires hook to a spark plug in the heads that is on both sides of the engine. 4 spark plugs per side.
ALL gasoline engines have spark plugs. Only diesels don't have spark plugs.