Nissan 14004-F4503 Exhaust Manifold

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Use anti-seize lubricant.

For the right manifold, working from above, remove the manifold heat shield. Remove the upper row of manifold nuts. Work from the ends toward the middle when removing the manifold fasteners. Working from below, remove the lower row of manifold fasteners and remove the manifold from the engine.

Working from the center out, tighten the nuts/bolts to the specific torque in three or four equal steps.

Remove the nuts retaining the exhaust pipe to the exhaust manifold.

For the left manifold, remove the air intake duct and the top half of air cleaner housing as an assembly from the throttle body. Disconnect the EGR flare tube from the exhaust manifold. Remove the bracket holding the engine oil dipstick. Remove the heat shield from the manifold to provide access to the manifold fasteners, and remove the upper row of manifold nuts. Work from the ends toward the middle when removing the manifold fasteners. Working from below, remove the lower row of manifold fasteners and remove the manifold from the engine.

Working from the center out, tighten the nuts/bolts to the specific torque in three or four equal steps.