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Removing and installing lower part of right intake manifold — VW

Removing and installing lower part of right intake manifold on VW: 18 steps, engines CARA, CASA, CASB, CASC.

Workshop procedure for VW — the exact step sequence and torque figures, straight from real workshop data.

18 steps 8 engine codes engine codes merged from 3 documented variants

🧭 Before you start

Fits: VW Touareg II (7P, 2010–2018)

  • Renewed: seals/gaskets

Don't miss

  • Always read rules for cleanliness and instructions for working on fuel system .Always follow these rules for cleanliness and instructions before starting work and while working on the fuel system. — Remove engine cover panel .
  • (Items 2, 3) should be disregarded.
  • (Item 1) should be disregarded.Seal intake ports in cylinder head with a clean cloth.

🔧 Engine codes this applies to

📋 Procedure

  1. ⚠ Always read rules for cleanliness and instructions for working on fuel system .Always follow these rules for cleanliness and instructions before starting work and while working on the fuel system. — Remove engine cover panel (see the separate procedure).
  2. Remove intake manifold upper part (see the separate procedure).
  3. Unscrew bolts (arrows) and detach guard for high-pressure line.
  4. Unscrew union nuts (1) and (4) and remove high-pressure line. [Note: (Items 2, 3) should be disregarded.]
  5. Disconnect electrical connector (2) from pump for exhaust gas recirculation cooler V400.
CARA? Steps differ between engine variants — check this job against your exact car before you commit to it. Check my car — free →
  1. Unscrew bolts (1).
  2. Remove electrical connectors (1) and (2) from bracket.
  3. Carefully press connecting rod (1) off intake manifold flap motor V157.
  4. Disconnect electrical connector (3) on intake manifold flap motor V157.
  5. Unscrew bolts (2) and (4) and remove intake manifold flap motor V157.
  6. Disconnect electrical connectors for glow plugs for cylinders 1, 2, 3.
  7. Move wiring harness aside.
  8. Remove bolts (arrows).
  9. Push coolant pipe aside and remove lower part of right intake manifold. [Note: (Item 1) should be disregarded. Seal intake ports in cylinder head with a clean cloth.] [Note: Renew seals/gaskets.]
  10. Install intake manifold flap motor V157.
  11. Install upper part of intake manifold (see the separate procedure).
  12. Install high-pressure lines (see the separate procedure).
  13. Check fuel system for leaks (see the separate procedure).

Who makes these pages, and how

TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.

The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.

Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.

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Workshop data on this page last updated 20 Sep 2026.