Intake Manifold and Attachments Overview

Intake Manifold and Attachments Overview


• Follow the safety precautions when working on the diesel direct injection system. Refer to => [ Safety Precautions ] Diesel Fuel Injection.

• Observe the rules for cleanliness. Refer to => [ Clean Working Conditions ] Diesel Fuel Injection.

Always follow these instructions before and during work.






1 Intake Manifold

• With the intake flap motor (V157).

• With intake air swirl optimization.

• Must not be disassembled.

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

2 Bolt

• 8 Nm

3 Gasket

• Always replace

4 Seal

• Always replace

5 Connecting Pipe


Make sure the connecting pipe decoupling element does not bend or stretch. Cracks could develop.

• Always replace

• Install without tension

6 Bolt

• 20 Nm

• Use the socket insert XZN 10 (T10385) for loosening and tightening.

7 Gasket

• Always replace

8 Bolt

• 8 Nm

9 Throttle Valve Control Module (J338)

• Remove to remove the intake manifold => [ Intake Manifold ] Intake Manifold.

10 Bolt

• 8 Nm

• Remove and install using the socket XZN 8 (T40159).

11 Bolt

• 8 Nm

• Remove and install using the socket XZN 8 (T40159).

12 Oil Dipstick

• Check the engine oil level. Refer to => [ Engine Oil Level, Checking ] Testing and Inspection.

13 Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Valve (N18)

• With the EGR potentiometer (G212).