Corolla S Sedan L4-1.8L (1ZZ-FE) (2002)
c. Using a 16 mm plug wrench, remove the spark plugs.
d. Check the spark plug for thread damage and insulator damage.
If abnormal, replace the spark plug.
e. Check the spark plug electrode gap.
Maximum electrode gap for used spark plug: 1.2 mm (0.047 in.)
If the gap is greater than maximum, replace the spark plug.
Correct electrode gap for new spark plug: 1.0 - 1.1 mm (0.040 - 0.043 in.)
NOTE: If adjusting the gap of a new spark plug, bend only the bass of the ground electrode. Do not touch the tip. Never attempt to adjust the gap
on a used plug.
f.
Clean the spark plugs.
If the electrode has traces of wet carbon, allow it to dry and then clean with a spark plug cleaner.
Air pressure: Below 588 kPa (6 kgf/sq.cm, 85 psi)
Duration: 20 seconds or less
HINT: If there are traces of oil, remove it with gasoline before using the spark plug cleaner.