Intake Manifold Overview

Intake Manifold Overview






1 Connecting Hose

• For crankcase ventilation.

• From the cylinder head cover.

2 Ventilation Hose

3 EVAP Canister Purge Regulator Valve 1 (N80)

4 Vacuum Hose

• From the leak detection pump (V144)

• Vehicle through MY 2009 only.

• From MY 10, the vacuum connection is on the vacuum line to the brake booster.

5 Bolt

• 9 Nm

6 Fuel Rail

• Overview, refer to => [ Fuel Rail and Injectors Overview ] Service and Repair.

7 Fuel Supply Line

8 Gasket

• Always replace.

• Note the installed position:

Casting mark points upward.

9 Intake Manifold

• Removing and installing, refer to => [ Intake Manifold ] Intake Manifold.

10 Intake Manifold Support

• Not installed on all vehicles.

11 Bolt

• 25 Nm

12 Bolt

• 16 Nm

13 O-ring

• Replace if damaged.

14 Manifold Absolute Pressure Sensor (G71)

• From MY 2009 with the intake air temperature sensor (G42).

15 Bolt

• 3.5 Nm

16 Coolant Connections

• Phased-in introduction of a throttle valve control module without coolant heating.

17 Bolt

• 6.5 Nm

18 Throttle Valve Control Module (J338)

• With EPC throttle drive (G186) , EPC throttle drive angle sensor 1 (G187) and EPC throttle drive angle sensor 2 (G188).

• When replacing, erase the adaptation values and adapt the Engine Control Module (ECM) to the throttle valve control module. Refer to "Guided Functions" in the vehicle diagnostic tester.

19 Gasket

• Replace if damaged.