take the old ones out and put new ones in :)
How do you change spark plugs in a 6 cly Toyota Camry?
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The spark plugs?æon a 1999 Dodge Durango are at the side of the engine. Make sure that the engine is cool before accessing the spark plugs.
To change the spark plugs in a '99 Lexus ES 300, first, ensure the engine is cool and disconnect the negative battery terminal. Remove the ignition coil covers and disconnect the ignition coils by unscrewing the bolts and unplugging the electrical connectors. Then, use a spark plug socket and ratchet to carefully unscrew the old spark plugs and replace them with new ones, ensuring they are properly gapped. Reassemble by reconnecting the ignition coils and covers, then reconnect the battery.
from underneath the car.
To change the spark plugs on a 1999 Infiniti QX4, first, ensure the engine is cool and disconnect the battery. Remove the engine cover if applicable, then access the spark plugs by removing the ignition coils or wires. Use a spark plug socket and ratchet to carefully unscrew the old plugs and replace them with new ones, ensuring they are properly gapped. Reassemble everything, reconnect the battery, and start the engine to check for smooth operation.
This question has been answered in length previously. Try a different year and click on the recommended answers.
there is the spark plug boots
Bad ignition coil?
the coil is bad
You need to replace the valve cover gaskets.