T100 Pickup 2WD L4-164.4 2693cc 2.7L DOHC (3RZ-FE) (1995)
Spark Plug: Testing and Inspection
1. DISCONNECT HIGH-TENSION CORDS FROM SPARK PLUGS.
(See Ignition Cable - Service and Repair)
2. REMOVE SPARK PLUGS.
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Using a 16 mm plug wrench, remove the spark plug.
3. CLEAN SPARK PLUGS.
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Using a spark plug cleaner or wire brush, clean the spark plug.
4. VISUALLY INSPECT SPARK PLUGS.
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Check the spark plug for electrode wear, thread damage and insulator damage.
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If abnormal, replace the plugs.
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Recommended spark plugs:
ND: K16R-U
NGK: BKR5EYA
5. ADJUST ELECTRODE GAP.
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Carefully bend the outer electrode to obtain the correct electrode gap.