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Removing and installing coolant pipes (front) - engine codes CUKB, CXUA — AUDI

Removing and installing coolant pipes (front) - engine codes CUKB, CXUA on Audi: 13 steps, engines CJZA, CMBA, CPTA, CSSA.

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

13 steps 12 engine codes

🧭 Before you start

Fits: Audi A3 (8V, 2012–2020); platform code 85

  • Opens: coolant

Don't miss

  • Secure all hose connections with the correct type of hose clips (same as original equipment) Electronic parts catalogue.

🔧 Engine codes this applies to

📋 Procedure

  1. Remove engine cover panel .
  2. Drain coolant .
  3. Release hose clip (1) and detach air hose.
  4. Remove bolt (2) on both sides.
  5. Unclip air duct at lock carrier and detach.
CJZA? Steps differ between engine variants — check this job against your exact car before you commit to it. Check my car — free →
  1. Release hose clips (arrows) and disconnect coolant hoses.
  2. Remove bolt (1).
  3. Move high-voltage wire clear.
  4. Remove bolts (1).
  5. Release hose clips (arrows) and disconnect coolant hoses.
  6. Detach coolant pipes (front). [Note: Secure all hose connections with the correct type of hose clips (same as original equipment) Electronic parts catalogue.]
  7. Check coolant level .
  8. Install engine cover panel .

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.

Seen a figure that does not match your manual? Write to us — we correct it and note when. support@torqfix.com

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Workshop data on this page last updated 20 Sep 2026.