Intake Manifold: Service and Repair

Intake manifold, disassembling and assembling


NOTE:
- When removing the upper part of the intake manifold (item 8), ensure that the alignment pins (item 12) are positioned in lower part of the intake manifold (item 13) and do not fall into the intake channels!
- Cylinder bank 1 is located on right side in direction of travel.
- Cylinder bank 2 is located on left side in direction of travel.







1 Vacuum connection
- below the throttle valve control module
- from Evaporative Emission (EVAP) Canister Purge Regulator Valve-N80-, item 13
2 Seal
- Replace if damaged
3 Throttle Valve Control Module -J338-*
- Terminals of sensor and connector are gold-plated
- 6-pin connector
4 8 Nm
5 Vacuum connection
- from Leak detection pump (LDP)-V144-, item 22
6 Vacuum connection
- from fuel pressure regulator, item 6
7 Vacuum connection
- from brake booster
8 Upper part of intake manifold
- when removing, enure that the alignment pins (item 12) are positioned in lower part of the intake manifold (item 13) and do not fall into the intake channels!
- when installing, note alignment pins (item 13) in lower part of the intake manifold (item 13)
9 Intake manifold side-part
- Cylinder bank 2
10 Seal
- Replace if damaged
11 Vacuum connection
- for Secondary Air Injection (AIR) Solenoid Valve -N112- and Left Electro-Hydraulic Engine Mount Solenoid Valve -N144-, item 5
12 Alignment pin
- when removing the upper part of the intake manifold (item 8), ensure that the alignment pins (item 12) are positioned in lower part of the intake manifold (item 13) and do not fall into the intake channels!
- when installing the upper part of the intake manifold, (item 8) note alignment pins (item 13) in lower part of the intake manifold
13 Lower part of intake manifold
- with alignment pins item 12
14 9 Nm
15 Ball pin, 3 Nm
- For engine cover
16 Intake manifold side-part
- Cylinder bank 1