Removal and Installation

REMOVAL AND INSTALLATION

Installation Service Points
]A[ Intake Manifold Gasket Installation





Install the gasket with the protrusions in the position illustrated.

]B[ Intake Manifold Mounting Nut Installation





1. Apply engine oil to the intake manifold mounting stud.
2. Tighten the intake manifold mounting nuts one bank after the other by the following procedure.
1. Tighten the nuts in the front bank to 5 to 8 Nm (4 to 6 ft. lbs.).
2. Tighten the nuts in the rear bank to 20 to 23 Nm (14 to 17 ft. lbs.).
3. Tighten the nuts in the front bank to 20 to 23 Nm (14 to 17 ft. lbs.).
4. Repeat Steps 2 and 3 again in the same order.

INSPECTION





Check the following points. Replace the part if a problem is found.
1. Check for damage or cracking of any part.
2. Clogging of the negative pressure (vacuum) outlet port, or clogging of the gas passages.
3. Check deflection of installation surface with straight edge and thickness gauge.
Standard value: 0.15 mm (0.0059 inch) or less
Limit: 0.2 mm (0.008 inch)