Removing and installing coolant connection: VW Touareg II 4.9 TDI (AJS, AYH, BKW, BLE, …)

🧭 Before you start

Fits: VW Touareg II (7P, 2010–2018)

• Opens: coolant
• Renewed: seal

Don't miss

• Renew seal and O-rings.

🔧 Engine codes this applies to

🔩 Torque settings

Values can differ between engine variants — check the code stamped on your block.

ℹ️ Always cross-check the exact figure against your vehicle's factory manual before final tightening — a wrong torque can damage the engine. These values are extracted from workshop data and may not cover every variant or revision.

📋 Procedure

1. Drain coolant .
2. Remove right plenum chamber bulkhead 50Plenum chamber bulkhead.
3. Remove air pipe (A) with upper part of air filter. Loosen hose clip (1) and open retaining clips (2) to do so.
4. Remove lower part of right air filter .
5. Remove bolts (arrows). Coolant hoses (1...3) remain connected.

6. Detach coolant pipe (A) from coolant connection.
7. Pull out retaining clips (1).
8. Remove bolts (arrows).
9. Remove coolant connection. [Note: Renew seal and O-rings.]
10. Moisten O-ring with coolant.
11. Install air filter lower part and air tube
12. Install plenum chamber bulkhead 50.
13. Replenish coolant .

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