Disconnect:
- hose (2) crankcase ventilation from the cylinder head cover;
- air filter housing air outlet from the throttle body.
Remove the air filter housing outlet duct from the throttle body.
Disconnect the electrical connector (7) throttle block.
Loosen the mounting bolts (8) throttle block.
Move the throttle body to the side.
Remove the throttle body gasket.
Disconnect:
- air conditioning piping from engine cover bracket;
- intake manifold drain fuel line;
- crankcase ventilation hose on the intake manifold.
Remove the engine cover mounting bracket. Disconnect:
- crankcase ventilation hose from the intake manifold;
- vacuum brake booster hose to intake manifold;
- fuel drain fitting from the intake manifold.
Plug the fuel drain holes with plugs.
Remove the oil dipstick.
Disconnect connectors:
- incoming air temperature sensor;
- air pressure sensor.
Disconnect the intake air pressure sensor harness.
Remove:
- holder for mounting the wiring harness on the intake manifold;
- crankcase ventilation hose from the intake manifold.
Loosen the side bolt (16) intake manifold.
Remove the top mounting bolt (17) intake manifold.
Remove:
- in that order, the lower intake manifold mounting bolts;
- intake manifold;
- intake manifold gasket.
Clean the mating surfaces between the intake manifold and cylinder head with a lint-free cloth.
Be sure to replace:
- intake manifold gasket;
- throttle body gasket.
Install the intake manifold.
Close without tightening:
- intake manifold lower bolts;
- upper and side intake manifold mounting bolts.
Torque tighten the lower intake manifold mounting bolts 27 Nm in the order shown.
Torque tighten the upper and side bolts of the intake manifold 20 Nm.