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Step by step, how to replace spark plugs on a 2004 Acura TSX.
It's recommended that you change your plugs every 30,000 miles
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Locate the hood latch beside the driver's side door, right next to the left foot rest.
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Pull the latch, should here a pop noise to know the hood has unlatched.
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Walk in front of the car, reach your hand under the front of the hood to locate the latch.
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Prop the latch and locate the spark plug cover.
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Remove the cover where the Spark Plugs are located
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Use a 10 mm hex driver or socket to remove the four screws that hold the spark plug cover in place
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Follow the Green circles
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Use a 10 mm hex driver or socket to remove the four screws that are holding the Spark Plug wires in place.
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Remove the spark plug wire by pinching the locking tabs on either side of it and pulling it out.
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Once clips are removed,
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Pull the remove the Ignition Coil out and place them in order the way you have pulled them out.
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You should see 4 holes where the spark plugs are located.
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Locate the spark plug at the bottom of the bore.
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Use a ratchet, extension, and 5/8 socket to remove the plug by turning counterclockwise until it's free.
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You can use a spark plug socket for an easier removal.
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Pull the plug out of the bore.
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Use a ratchet, extension, and 5/8 socket to remove the plug by turning counterclockwise until it's free.
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Determine if the spark plug needs to be replaced by examining the gap for the problems listed below:
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The gap is bridged by corrosion.
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The gap is too large.
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The area around the gap is black and dark.
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If the spark plug doesn't need to be replaced, return it to the spark plug bore. If it does need to be replaced, use a new one.
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Use a ratchet, extension, and 5/8 socket to tighten the spark plug by turning clockwise. Use your hand to tighten as well.
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If you don't want to purchase a spark plug socket.
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you can use a regular 16 hex mm socket.
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Have a magnetic extension pen to gently connect the spark plugs and remove it out the bore.
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Repeat steps from 6-8 removing each plugs and checking if they are bad.
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Once you double check each spark plugs. Reverse steps and make sure bolts are tight and spark plug wires are snapped in perfectly.
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You have completed Spark plugs removal for Acura TSX.
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After reinstalling all 4 spark plugs, follow steps 1-4 in reverse order and reattach the spark plug cover and close the hood.
After reinstalling all 4 spark plugs, follow steps 1-4 in reverse order and reattach the spark plug cover and close the hood.
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Is there are particular torque the spark plugs need to be tightened to?
