Variable Induction System: Service and Repair
COMPONENTS
REMOVAL
1. REMOVE V-BANK COVER
2. REMOVE BATTERY CLAMP COVER, AIR CLEANER INLET AND INTAKE AIR CONNECTOR
3. DISCONNECT THROTTLE BODY FROM INTAKE MANIFOLD
a. Disconnect the accelerator cable.
b. Disconnect the accelerator pedal position sensor connector.
c. Disconnect the throttle position sensor connector.
d. Disconnect the throttle control motor connector.
e. Disconnect the wire clamps.
f. Remove the 2 bolts and 2 nuts, and disconnect the throttle body.
g. Remove the gasket.
4. REMOVE INTAKE MANIFOLD ASSEMBLY
5. REMOVE ACTUATOR
a. Disconnect the vacuum hose from the actuator.
b. Remove the 3 nuts, actuator and gasket.
6. REMOVE UPPER INTAKE MANIFOLD
Remove the 3 nuts, 15 bolts, upper intake manifold and gasket.
7. REMOVE INTAKE AIR CONTROL VALVE
Remove the 6 bolts and intake air control valve.
INSTALLATION
1. INSTALL INTAKE AIR CONTROL VALVE
Install the intake air control valve to the upper intake manifold with the 6 bolts.
Torque: 8.5 Nm (85 kg.cm, 75 in.lb)
2. INSTALL UPPER INTAKE MANIFOLD
a. Place a new gasket on the lower intake manifold.
b. Install the upper intake manifold with the 3 nuts and 15 bolts.
Torque: 18 Nm (185 kg.cm, 13 ft.lb)
HINT:
- Each bolt length is indicated in the illustration.
- Bolt length:
30 mm (1.18 in.) for A
20 mm (0.79 in.) for others
3. INSTALL ACTUATOR
a. Place a new gasket to the upper intake manifold.
b. Install the actuator to the upper intake manifold with the 3 nuts.
Torque: 8.5 Nm (85 kg.cm, 75 in.lb)
c. Connect the vacuum hose to the actuator.
HINT: Pass the vacuum hose under the fuel pipe.
4. INSTALL INTAKE MANIFOLD ASSEMBLY
5. CONNECT THROTTLE BODY
a. Place a new gasket to the intake manifold.
b. Connect the throttle body with the 2 bolts and 2 nuts.
Torque: 18 Nm (185 kg.cm, 13 ft.lb)
c. Connect the accelerator pedal position sensor connector.
d. Connect the throttle position sensor connector.
e. Connect the throttle control motor connector.
f. Connect the wire clamps.
g. Connect the accelerator cable.
6. CHECK FOR FUEL LEAKS
7. INSTALL INTAKE AIR CONNECTOR, AIR CLEANER INLET AND BATTERY CLAMP COVER
8. INSTALL V-BANK COVER