Electronic Controllers

2025 Audi Q3 PremiumSECTION Electronic Controllers
Condition Code Procedure
Application incorrect B Require replacement
Attaching hardware missing C Require replacement of hardware
Attaching hardware threads damaged A Require repair or replacement of hardware
Attaching hardware threads stripped (threads missing) A Require repair or replacement of hardware
Code set (if applicable) A Further inspection required
NOTE: Refer to manufacturer's diagnostic trouble code procedure and require repair or replacement of affected component(s).
Connector broken A Require repair or replacement
Connector melted A Require repair or replacement
NOTE: Determine cause and correct prior to repair or replacement of part.
Connector missing C Require repair
Contaminated A Require repair or replacement
Electro Magnetic Brake Inoperative A Require repair or replacement
Expansion Spring Brake Inoperative A Require repair or replacement
Inoperative A Require repair or replacement
NOTE: Inoperative includes intermittent operation. Some components may be serviceable; check for accepted cleaning procedure.
Leaking B Require repair or replacement
Missing C Require replacement
Pulse Width Modulation Valve Inoperative A Require repair or replacement
Terminal broken A Require repair or replacement
Terminal burned, affecting performance A Require repair or replacement
NOTE: Determine cause and correct prior to repair or replacement of part.
Terminal burned, not affecting performance 2 Suggest repair or replacement
Terminal corroded, affecting performance A Require repair or replacement
Terminal corroded, not affecting performance 2 Suggest repair or replacement
Terminal loose, affecting performance B Require repair or replacement
Terminal loose, not affecting performance 1 Suggest repair or replacement
Threads damaged A Require repair or replacement
Threads stripped (threads missing) A Require replacement
Wire lead conductors exposed B Require repair or replacement
Wire lead corroded A Require repair or replacement
Wire lead open A Require repair or replacement
Wire lead shorted A Require repair or replacement
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.