Bad Rings. Get your Rings replaced asap.
8 spark plugs
8 spark plugs
Remove the spark plug wires from your 2002 Mercury Grand Marquis spark plugs. Remove the spark plugs by turning them to the left with a deep well 5/8 socket. Reverse the process to install the new spark plugs.
look on the very top of the motor and you will see a long rail them are the spark injectors for your spark plugs. pull them injectors out and you will see your spark plugs.
Remove the coil on top of the plug, they are there.
they are located under the coil pack
You do not need to remove the fuel rail to remove the spark plugs.
Each spark plug has a coil on the top. Just remove the coil.
Under the coil on each cyl.
no they are not in the way at all but the air box intake needs to be removed to get to the left side spark plugs
The detection of engine oil on the spark plugs of the 2000 Ford/Mercury Grand Marquis is indicative of a mechanical condition. This is a common symptom of worn valve seals or possibly the guides. This wear may be allowing for excess oil to flow back into the cylinder. This can result in emissions problems and or higher engine oil consumption.
According to one of Fords websites : For a 1993 Mercury Grand Marquis , 4.6 liter V8 engine : ( the spark plugs are gapped at .054 inch )