Spark Plugs Inspection; Clean Spark Plugs; Adjust Electrode Gap - Toyota 22R-E Service Manual

EG2–16
ENGINE – ENGINE MECHANICAL

SPARK PLUGS INSPECTION

1. DISCONNECT HIGH–TENSION CORDS FROM
SPARK PLUGS
Disconnect the high – tension cords at the rubber
boot. Do not pull on the cords.
NOTICE: Pulling on or bending the cords may damage the
conductor inside.
2. REMOVE SPARK PLUGS
Using a 16 mm plug wrench, remove the six spark
plugs.

3. CLEAN SPARK PLUGS

Using a spark plug cleaner or wire brush, clean the
spark plug.
4. VISUALLY INSPECT SPARK PLUGS
Check the spark plug for electrode wear, thread
damage and insulator damage.
If abnormal, replace the spark plug.
Recommended spark plug:
K16R– U for ND
8KR5EYA for NGK

5. ADJUST ELECTRODE GAP

Carefully bend the outer electrode to obtain the cor–
rect electrode gap.
Correct electrode gap: 0.8 mm (0.031 in.)