Intake Manifold Upper Section, Disassmbling and Assembling

NOTE: For additional information regarding the Removal and Installation procedure please refer to: Vehicle /Engine, Cooling, and Exhaust /Engine /Cylinder Head Assembly /Valve Cover / Service and Repair.
Service and Repair



Intake Manifold Upper Section, Disassembling and Assembling







1 - Intake manifold upper section
- For Removing and Installing procedures refer to: Vehicle /Engine, Cooling, and Exhaust /Engine /Cylinder Head Assembly /Valve Cover / Service and Repair.
Service and Repair

2 - Oil Seal
- Always replace.

3 - Bearing Cap
- For intake manifold change-over barrel.

4 - 10 Nm .

5 - 25 Nm .

6 - Vacuum Connection
- From Leak Detection Pump (LDP) -V144-.
- EVAP System.







7 - Vacuum Connection
- From fuel pressure regulator / non-return valve T- piece.

8 - Vacuum Connection
- From brake servo.

9 - Vacuum Connection
- From crankcase breather / Evaporative Emissions (EVAP) canister purge regulator valve -N80- T-piece connecting hose.

10 - Throttle Valve Control Module -J338-.
- Checking.
- If replaced, perform engine control module adaptation.
- No cable disc for accelerator cable as this is an electronic accelerator system.
- Harness connector contacts gold plated.
- Heated by coolant.







11 - Ground Wire

12 - Vacuum Positioning Element.
- For Intake Manifold Change - Over Valve -N156-.
- Check.

13 - To Intake Manifold Change - Over Valve -N156-.

14 - Bracket.
- For engine cover.

15 - Positioning Lever.
- For change-over barrel.
- Check securely seated.

16 - Change - Over Barrel.