How to Replace Spark Plugs 08-12 Honda Accord

Difficulty: Intermediate · About 30 min · Honda Accord

Replace the spark plugs on a 2008-2012 Honda Accord.

Steps

1. Remove the ignition coil

   Remove the engine cover's four 10mm bolts and lift it off, disconnect the coil's wiring harness, remove its 10mm bolt, then remove the coil.

2. Remove the spark plug

   Remove it with a 5/8-inch spark plug socket.

3. Install the new spark plug

   Insert it into the socket, tighten it by hand with a socket extension, then torque it to about 13 ft-lb.

4. Reinstall the ignition coil

   Insert it into place, tighten its 10mm bolt, connect the wiring harness, refit the engine cover, then tighten its four 10mm bolts.

Check your vehicle’s repair manual for exact specifications and fit.