Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
Step 3
Disconnect the crankcase ventilation hose from the air duct. Use round-nose pliers.
Step 4
Unscrew the clamps and fasteners on the air filter intake pipe. Use a drive socket #10. Use a ratchet wrench.
Step 5
Disconnect the air intake pipe from the air filter housing.
Step 6
Unscrew the fasteners connecting the throttle valve to the intake manifold. Use a drive socket #8. Use a ratchet wrench.
Step 7
Release the clamp and detach the connector and the vacuum hose from the intake manifold near the throttle valve. Use round-nose pliers.
Step 8
Unscrew the fasteners of the intake manifold bracket. Use a drive socket #10.
Step 9
Detach the vacuum booster hose from the intake manifold.
Step 10
Unscrew the intake manifold fasteners. Use a drive socket #10. Use a ratchet wrench.
Step 11
Remove the intake manifold.
Step 12
Cover the intake manifold passages with a microfibre towel to prevent dust and dirt from getting inside.
Step 13
Unscrew the ignition coil bracket. Use a drive socket #10.
Step 14
Take out the ignition coil from the spark plug well.
Step 15
Clean dirt, dust and debris from inside the spark plug well.
Step 16
Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
Step 17
Take out the spark plugs. Use a telescoping magnet.
Step 18
Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
Step 19
Treat the surface of the terminals of the new spark plugs. Use electronic spray.
Step 20
Install the new spark plugs into their mounting seats.
Step 21
Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 19.6 nm torque.
AUTODOC recommends:
Don't tighten the plugs with excessive force. Exceeding tightening torque can damage the thread connection. Be careful when working with a spark plug wrench. Its skewing can cause damage to the threaded connection.
Step 22
Install the ignition coil to the spark plug well. Make sure you hear a click indicating that it is locked in place.