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Removing and installing wiring junctionTV1 - vehicles with high-voltage system — AUDI

Removing and installing wiring junctionTV1 - vehicles with high-voltage system on Audi: 11 steps. What to remove, in what order, and what to check after.

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

11 steps

🧭 Before you start

Fits: Audi A6/A7 C7 (4G, 2011–2018)

📋 Procedure

  1. Disconnect earth cable from battery with ignition switched off (see the separate procedure).
  2. Remove supply air duct for drive battery Heating, air conditioning 87. Battery cooling module.
  3. Release retaining spring (2) and open flap (1) above wiring junction.
  4. Disconnect electrical wiring (3, 4, 5).
  5. Remove nuts (arrows).
AUDI? Steps differ between engine variants — check this job against your exact car before you commit to it. Check my car — free →
  1. Move wiring junction (6) as far upwards as possible.
  2. Disconnect electrical wiring (2, 3).
  3. Remove positive cables (1, 4).
  4. Detach wiring junction.
  5. If wiring junction is renewed:
  6. Connect batteries. Steps required (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.

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.