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Function test of brake pressure solenoid N247 and brake pressure solenoid trip switch F84 — AUDI

Function test of brake pressure solenoid N247 and brake pressure solenoid trip switch F84 on Audi: 13 steps.

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

13 steps

🧭 Before you start

Fits: Audi TT Mk1 (8N)

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  • Connect vehicle diagnostic, testing and information systemVAS 5051 A and select vehicle system "“03 - Brake electronics”". When doing this the ignition must be switched on.

📋 Procedure

  1. Connect vehicle diagnostic, testing and information systemVAS 5051 A and select vehicle system "“03 - Brake electronics”". When doing this the ignition must be switched on.
  2. From list (1), select function "“04 - Basic setting”".
  3. Use keypad (2) to enter "“031”" for "“display group number 031”" and confirm by pressing the Q key.
  4. Press ↑ key to switch to display group 032.
  5. Do not press brake pedal.
AUDI? Steps differ between engine variants — check this job against your exact car before you commit to it. Check my car — free →
  1. Press ↑ key to switch to display group 033.
  2. Press pedal with substantial foot pressure and hold.
  3. Press ↑ key to switch to display group 034.
  4. Press ↑ key to switch to display group 035.
  5. Release brake pedal.
  6. Press ↑ key to switch to display group 036.
  7. Press ↑ key to switch to display group 037.
  8. Terminate function "“04 - Basic setting”" by pressing the ← key.

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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.

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Workshop data on this page last updated 20 Sep 2026.