Spark plugs must be replaced in the following order. Prepare fixtures «12.1.171» And «12.1.200». Remove the ignition coils and using the tool «12.1.171» with tip «12.1.200» (pic. 3.163), unscrew the spark plugs.
When installing spark plugs, use tools «12.1.171» And «12.1.200» (torque limiter), screw in the spark plugs. If fixture «12.1.200» not used, tighten spark plugs to 27-33 Nm (2.7—3.3 kgf·m).