1.
Disconnect the spark plug cable from the spark plug.
note
Pull on the spark plug cable boot when removing the spark plug cable, not the cable, as it may be damaged.
Disconnect the spark plug cable from the spark plug.
Pull on the spark plug cable boot when removing the spark plug cable, not the cable, as it may be damaged.
Using a spark plug socket, remove all spark plugs from the cylinder head.
Take care not to allow contaminants to enter through the spark plug holes.
Check the spark plugs for the following :
Broken insulator
Worn electrode
Carbon deposits
Damaged broken gasket
Condition of the porcelain insulator at the tip of the spark plug
Check the spark plug gap using a wire gap gauge, and adjust if necessary.
Standard value :
Unleaded : 1.0 ~ 1.1mm (0.039 ~ 0.043 in.)
Re-insert the spark plug and tighten to the specified torque.
If it is over torqued, damage to the thread portion of cylinder head might result.
Tightening torque :
20 ~ 30 Nm (204 ~ 306 kg·cm, 15 ~ 21 lb·ft)
Condition | Dark deposits | White deposits |
Description | o Too rich a fuel minture o Low air intake | o Too lean a fuel mixture o Advanced ignition timing o Insufficient plug tightening |
