Removing and installing upper coolant pipe: VW Touareg II 3.0 TDI (BKS, BMK, BUN, CARA, …)

🧭 Before you start

Fits: VW Touareg II (7P, 2010–2018)

• Renewed: o-ring

Don't miss

• Use cloth to catch escaping coolant.
• Renew O-ring.Attach all cable ties in the same places when installing.
• Before installing, clean or smoothen sealing surface for O-ring.

🔧 Engine codes this applies to

📐 9 workshop diagrams for BKS

Real factory drawings for this job — timing marks, bolt locations and routing. Locked in the free view.

📋 Procedure

1. Drain off coolant for high-temperature cooling circuit .
2. Remove supercharger
3. Unclip pipe (1). Unscrew nuts (arrows) and remove guard (2).
4. Remove intake manifold lower part on right .
5. Remove (arrow) hose for secondary air forwards out of bracket and detach; press release buttons for this.

6. Free hose for secondary air and vacuum hoses and lay to side.
7. ⚠ The fuel system is pressurised.Risk of injury due to fuel which may spurt out.Wear eye protection.Wear protective gloves.Release pressure: place clean cloth around connection (1), and carefully open connection. — Unscrew threaded connection (1) and union nut (3).
8. Unscrew bolts (arrows) on retaining clip, and remove high-pressure pipe. [Note: Use cloth to catch escaping coolant.]
9. Remove coolant hose (2) from coolant pipe.
10. Unscrew bolt (1) and pull coolant pipe backwards out of cylinder block (arrow). [Note: Renew O-ring.Attach all cable ties in the same places when installing.]
11. Before installing, clean or smoothen sealing surface for O-ring.
12. Moisten new O-ring with coolant and slide onto coolant pipe.
13. Install intake manifold lower part on right .
14. Install high-pressure pipe .
15. Install supercharger
16. Replenish coolant for high-temperature cooling circuit .

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