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Home >> Volkswagen >> 2021 >> Jetta SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Diesel Fuel Injection System (General & Service Information - CVCA, CUUA, CUUB, DELA, DEBA, DEJA, DGMA)) >> 23 Diesel Fuel Injection >> Intake Manifold >> Overview - Intake Manifold

Overview - Intake Manifold

WARNING: This page is about a different car, the 2015 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of Charge Air System Components
GWWA21-10754Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Seal
    • Replace after removing.
  2. Alignment Pin
  3. Bolt
    • 8 Nm
  4. Seal
    • Replace after removing.
  5. Bolt
    • Tightening specification and sequence. Refer to Fig 3.
  6. Bracket
    • For intake manifold
  7. Bolt
    • Tightening specification and sequence. Refer to Fig 3.
  8. Bolt
    • Tightening specification and sequence. Refer to Fig 2.
    • Replace after removing.
  9. Alignment Pin
  10. Bolt
    • 8 Nm
  11. Intake Manifold with Charge Air Cooler
  12. Bolt
    • Tightening specification and sequence. Refer to Fig 2.
    • Replace after removing.
  13. Charge Air Temperature Sensor after Charge Air Cooler -G811-
  14. Seal
    • Replace after removing.
  15. Connection
    • For the Throttle Valve Control Module -J338-
  16. Intake Air Temperature Sensor -G42-
  17. Bolt
    • 10 Nm
  18. Coolant Pipe
  19. Bolt
    • 10 Nm
  20. Coolant Pipe
  21. O-rings
    • Replace after removing.
  22. Throttle Valve Control Module -J338-
  23. O-ring
    • Replace after removing.
  24. Air Duct Pipe
  25. Bolt
    • 8 Nm
  26. Bracket
    • For the Throttle Valve Control Module -J338-
  27. Bolt
    • Tightening specification and sequence. Refer to Fig 3.
  28. Bolt
    • Tightening specification and sequence. Refer to Fig 3.
Fig 2: Intake Manifold With Charge Air Cooler - Tightening Sequence
GWWN23-10558Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the bolts in steps:

Step Bolts Tightening Specification
1 -1 through 10- Install by hand all the way
2 -1 through 10- Tighten to 20 Nm
3 -1 through 10- 90° additional turn
Fig 3: Intake Manifold Bracket and Throttle Valve Control Module Bracket - Tightening Sequence
GWWN23-10557Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the bolts in steps:

CAUTION:

When installing the intake manifold bracket or throttle valve control module bracket, make sure the brackets are not installed under tension or at an angle.

Step Bolts/Nuts Tightening Specification
1 -2, 3, 4, 7- Install all the way by hand
2 -2, 3, 4, 7- Tighten to 20 Nm
3 -5- Tighten to 10 Nm
4 -1- Tighten to 10 Nm