Removing and installing high-pressure pump - engine code CAPA — AUDI

🧭 Before you start

Fits: Audi A5 (8T, 2007–2016), Audi A5 Cabriolet (8F), Audi A4 B8 (8K, 2007–2015)

• Renewed: seals

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• Unscrew nut (1) for high-pressure pump shaft using counterhold tool3036.
• Disregard (items 1 and 3).
• Renew seals and gaskets.Fuel return line must not be kinked, damaged or clogged.

🔧 Engine codes this applies to

📋 Procedure

1. ⚠ Always read rules for cleanliness and instructions for working on fuel system .Follow these instructions and rules for cleanliness before starting work and while working on the fuel system. — Remove intake manifold (top section) .
2. Remove toothed belt for high-pressure pump .
3. Unscrew nut (1) for high-pressure pump shaft using counterhold tool3036.
4. Remove damper weight.
5. Remove toothed belt sprocket for high-pressure pump using puller T40064.

6. Unscrew bolts (arrows) and remove connecting pipe (1) for exhaust gas recirculation.
7. Unscrew bolt (arrow), pull off oil supply line for turbocharger and move to one side.
8. Remove union nuts (2) and (4), move high-pressure pipe clear and remove. [Note: Disregard (items 1 and 3).]
9. Unscrew banjo bolt (2) for fuel supply hose and banjo bolt (1) for fuel return hose and move fuel hoses to one side.
10. ⚠ Observe rules for cleanliness when working on the injection system . — Remove bolts (1, 2, 4) and (arrows).
11. Unplug electrical connector (3).
12. Carefully pull toothed belt cover forward and lift out high-pressure pump. [Note: Renew seals and gaskets.Fuel return line must not be kinked, damaged or clogged.]
13. Secure oil supply line for turbocharger (arrow).
14. Install toothed belt for high-pressure pump .
15. Install high-pressure pipes .
16. Install intake manifold (top section) .
17. Bleed fuel system and check for leaks .

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