Inspection After Removal

Do not use a wire brush for cleaning.

Fig 1: Do Not Use A Wire Brush For Cleaning
Courtesy of SUZUKI OF AMERICA CORP.
If the spark plug tip is covered with carbon, spark plug cleaner may be used.
Cleaner air pressure: Less than 588 kPa (5.9 bar, 6 kg/cm2, 85 psi)

Cleaning time: Less than 20 seconds
Checking and adjusting spark plug gap is not required between change intervals.

Fig 2: Do Not Adjust Gap
Courtesy of SUZUKI OF AMERICA CORP.