Exhaust Manifold Replacement - Left

Removal Procedure





1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Remove the 3-way catalytic converter.
3. Disconnect the connector position assurance (CPA) retainer.
4. Disconnect the wiring harness connector (1) from the oxygen sensor.
5. Remove the oxygen sensor connector from the spark plug wire harness bracket.





6. Remove the oxygen sensor from the exhaust manifold.





7. Disconnect the numbers 1, 3 and 5 spark plug wires from the spark plugs.





8. Remove the numbers 3 and 5 spark plugs from the cylinder head.





9. Remove the two rear exhaust manifold studs and nut from the exhaust manifold.
10. Lower the vehicle.





11. Remove the number 1 spark plug from the cylinder head.





12. Remove the exhaust manifold heat shield nuts.
13. Remove the exhaust manifold heat shields from the exhaust manifold.





14. Remove the exhaust manifold studs and nut from the exhaust manifold.
15. Remove the exhaust manifold and gasket from the cylinder head.
16. Remove the heat shield studs from the exhaust manifold, if necessary.

Installation Procedure





1. Install the heat shield studs to the exhaust manifold, if necessary.
2. Install the exhaust manifold gasket and manifold to the cylinder head studs.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the front two exhaust manifold studs and nut to the exhaust manifold.
^ Tighten the two front exhaust manifold studs to 15 Nm (11 ft. lbs.).
^ Tighten the exhaust manifold nut to 18 Nm (13 ft. lbs.).





4. Install the exhaust manifold heat shields to the exhaust manifold.
5. Install the exhaust manifold heat shield nuts.
^ Tighten the exhaust manifold heat shield nuts to 10 Nm (89 inch lbs.).





6. Install the number 1 spark plug to the cylinder head.
^ Tighten the number 1 spark plug to 27 Nm (20 ft. lbs.).
7. Raise and suitably support the vehicle. Refer to Vehicle Lifting.





8. Install the two rear exhaust manifold studs and nut to the exhaust manifold.
^ Tighten the two rear exhaust manifold studs to 15 Nm (11 ft. lbs.).
^ Tighten the exhaust manifold nut to 18 Nm (13 ft. lbs.).





9. Install the numbers 3 and 5 spark plugs to the cylinder head.
^ Tighten the numbers 3 and 5 spark plugs to 27 Nm (20 ft. lbs.).





10. Connect the numbers 1, 3 and 5 spark plug wires to the spark plugs.





11. Install the oxygen sensor to the exhaust manifold.
^ Tighten the oxygen sensor to 42 Nm (31 ft. lbs.).





12. Install the oxygen sensor connector to the spark plug wire harness bracket.
13. Connect the wire harness connector (1) to the oxygen sensor connector.
14. Connect the CPA retainer.
15. Install the 3-way catalytic converter.
16. Lower the vehicle.