Tribute 4WD L4-2.3L Hybrid (2008)
Spark Plug: Service and Repair
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SPARK PLUGS - 2.3L REMOVAL/INSTALLATION
Removal
1. Detach the 2 wire harness retainers from the ignition coil stud bolts.
2. Disconnect the 4 ignition coil electrical connectors.
3. Remove the 4 stud bolts and the ignition coils.
NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.
4. Remove the 4 spark plugs.
CAUTION: Only use hand tools when removing or installing the spark plugs, or damage can occur to the cylinder head or spark plug.
NOTE: Use compressed air to remove any foreign material in the spark plug well before removing the spark plugs.
Installation
1. Inspect spark plugs. See See: Testing and Inspection.
2. Adjust the spark plug gap as necessary.
3. Install the 4 spark plugs.
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Tighten to 12 Nm {1.2 kgf-m, 9 ft-lbf}.
CAUTION: Only use hand tools when removing or installing the spark plugs, or damage can occur to the cylinder head or spark plug.
4. Install the 4 ignition coils and stud bolts.
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Tighten to 8 Nm {0.8 kgf-m, 71 in-lbf}.
NOTE: Apply a small amount of dielectric grease to the inside of the ignition coil boots before attaching to the spark plugs.
5. Connect the 4 ignition coil electrical connectors.
6. Attach the 2 wire harness retainers to the ignition coil stud bolts.
