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Moderate⏱ 35 min9 steps·Original on iFixit ↗

2004 - 2008 Acura TSX (CL9) Spark Plug Replacement

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

Tools (5)

Parts (1)

Step-by-step instructions

Step 1 · photo 1
1

Opening the hood

  • Locate the hood latch beside the driver's side door, right next to the left foot rest.
  • Pull the latch, should here a pop noise to know the hood has unlatched.
  • Walk in front of the car, reach your hand under the front of the hood to locate the latch.
  • Prop the latch and locate the spark plug cover.
Step 2 · photo 1Step 2 · photo 2
2

Removing the cover

  • Remove the cover where the Spark Plugs are located
  • Use a 10 mm hex driver or socket to remove the four screws that hold the spark plug cover in place
  • Follow the Green circles
Step 3 · photo 1Step 3 · photo 2
3

Remove the Spark Plug Wires

  • Use a 10 mm hex driver or socket to remove the four screws that are holding the Spark Plug wires in place.
  • Remove the spark plug wire by pinching the locking tabs on either side of it and pulling it out.
Step 4 · photo 1Step 4 · photo 2
4

Remove Clips From Ignition Coil

  • Once clips are removed,
  • Pull the remove the Ignition Coil out and place them in order the way you have pulled them out.
  • You should see 4 holes where the spark plugs are located.
Step 5 · photo 1Step 5 · photo 2Step 5 · photo 3
5

Remove Spark Plugs

  • Locate the spark plug at the bottom of the bore.
  • Use a ratchet, extension, and 5/8 socket to remove the plug by turning counterclockwise until it's free.
  • You can use a spark plug socket for an easier removal.
Step 6 · photo 1
6
  • Pull the plug out of the bore.
  • Use a ratchet, extension, and 5/8 socket to remove the plug by turning counterclockwise until it's free.
Step 7 · photo 1Step 7 · photo 2Step 7 · photo 3
7
  • Determine if the spark plug needs to be replaced by examining the gap for the problems listed below:
  • The gap is bridged by corrosion.
  • The gap is too large.
  • The area around the gap is black and dark.
  • 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.
  • Use a ratchet, extension, and 5/8 socket to tighten the spark plug by turning clockwise. Use your hand to tighten as well.
Step 8 · photo 1Step 8 · photo 2
8

Tip

  • If you don't want to purchase a spark plug socket.
  • you can use a regular 16 hex mm socket.
  • Have a magnetic extension pen to gently connect the spark plugs and remove it out the bore.
Step 9 · photo 1
9
  • Repeat steps from 6-8 removing each plugs and checking if they are bad.
  • Once you double check each spark plugs. Reverse steps and make sure bolts are tight and spark plug wires are snapped in perfectly.
  • You have completed Spark plugs removal for Acura TSX.

Conclusion

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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2004–2008 Acura TSX (CL9) Замена свечей зажигания — Carvin Garage · Carvin