Variable Induction Control Valve: Service and Repair

MANIFOLD TUNE VALVE

REMOVAL
1. Disconnect the negative battery cable.
2. Remove the air cleaner housing.
3. Remove the air injection pump.
4. Disconnect the manifold tune valve harness connector at the manifold tune valve solenoid.
5. Disconnect the vacuum line.
6. Remove the left hand air pump switch over valve.
7. Remove the nut retaining the manifold tune valve to the valve rod.
8. Remove the manifold tune valve (2) and the solenoid (1) from the intake.

INSTALLATION
1. Install the intake manifold tune valve (2) to the intake manifold.
2. Install the tune valve arm retaining nut the valve rod. Tighten the nut to 5 N.m (44 in. lbs.).
3. Install the left hand air pump switch over valve and bolts. Tighten the bolts to 20 N.m (15 lb. ft.).
4. Connect the vacuum line and the manifold tune valve harness connector at the manifold tune valve solenoid.
5. Install the air injection pump.
6. Install the air cleaner housing.
7. Connect the negative battery cable.