Fuel Delivery and Air Induction: Service and Repair
INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [L3 WITH TC]
WARNING:
- A hot engine and intake air system can cause severe burns. Turn off the engine and wait until they are cool before removing the intake air system.
1. Remove the battery cover. Removal and Replacement
2. Disconnect the negative battery cable. Removal and Replacement
3. Remove the battery and battery tray. Removal and Replacement
4. Remove the splash shield (RH) and aerodynamic under cover No.2 as a single unit. Aerodynamic Under Cover No.2 Removal/Installation Splash Shield Removal/Installation
5. Disconnect the wiring harness.
6. Remove in the order indicated in the table.
7. Install in the reverse order of removal.
Air Cleaner Cover Removal Note
1. Remove the air cleaner cover and air hose a as single unit.
2. Remove the air cleaner cover.
Air Hose Removal Note
1. Disconnect the variable swirl shutter valve switch connector.
2. Disconnect the fuel injector harness connector.
3. Disconnect the ventilation hose connected to the air hose.
4. Remove the air hose.
Fresh-Air Duct (No.1) Removal Note
1. Remove the fresh-air duct (No.1) and fresh-air duct (No.2) a as single unit.
2. Remove the fresh-air duct (No.1).
Air Duct Removal Note
1. Disconnect the wastegate control solenoid valve connector.
2. Disconnect the purge solenoid valve connector.
3. Disconnect the EGR valve connector.
4. Remove the air duct.
Throttle Body Removal Note
1. Disconnect the throttle body connector.
2. Drain the engine coolant before removing the water hose. Service and Repair
3. Remove the throttle body.
Intake Manifold Removal Note
1. Remove the fuel delivery pipe cover.
2. Disconnect the quick connector connected to the intake manifold.
3. Remove the EGR pipe. Service and Repair
4. Disconnect the variable swirl solenoid valve connector.
5. Disconnect the OCV connector.
6. Remove the oil level gauge pipe. Service and Repair
7. Remove the drive belt. Service and Repair
8. Set the electric power steering oil pump out of the way.
9. Disconnect the fuel pressure sensor connector.
10. Disconnect the vacuum hose connected between the intake manifold and the master cylinder from the intake manifold.
11. Disconnect the MAP sensor connector.
12. Remove the intake manifold installation bolts.
13. Disconnect the evaporative hose connected between the intake manifold and the PCV valve from the intake manifold.
14. Remove the intake manifold.
Turbocharger Insulator Removal Note
1. Remove the exhaust manifold upper insulator. Service and Repair
2. Remove the turbocharger insulator.
Oil Outlet Pipe Removal Note
1. Set the generator duct out of the way. Removal and Replacement
2. Remove the oil outlet pipe.
Turbocharger Removal Note
1. Remove the HO2S. Heated Oxygen Sensor (HO2S) Removal/Installation
2. Remove the A/F sensor. Air Fuel Ratio (A/F) Sensor Removal/Installation
3. Remove the WU-TWC insulator. Service and Repair
4. Remove the exhaust manifold lower insulator. Service and Repair
5. Remove the TWC. Service and Repair
6. Remove the WU-TWC. Service and Repair
7. Remove the oil outlet pipe, oil inlet pipe, water pipe, and turbocharger insulator.
8. Remove the turbocharger.
Turbocharger Installation Note
1. Install the turbocharger.
2. Install the WU-TWC. Service and Repair
3. Install the A/F sensor. Air Fuel Ratio (A/F) Sensor Removal/Installation
4. Install the HO2S. Heated Oxygen Sensor (HO2S) Removal/Installation
5. Tight the oil inlet pipe installation bolt while the stopper of the water outlet pipe is faced to the installation area, then install the turbocharger insulator.
6. Install the oil outlet pipe and water inlet pipe, then insert the water hose until it reaches the stopper.
Wastegate Control Solenoid Valve Installation Note
1. Install the wastegate control solenoid valve.
2. Install the vacuum hose as shown in the figure.
Throttle Body Installation Note
1. Tighten the throttle body installation bolts in the order shown in the figure.
Tightening torque
- 8-11 Nm {82-112 kgf-cm, 71-97 in-lbf}
