Audi B8 A4,A5 Steering Column Multifunction Switch 8K0953568F - Used Original Parts

Diagnosis and Common Symptoms

From a workshop perspective, the steering column module, often referred to as the clock spring, is a critical data hub for the vehicle's stability systems. The primary point of failure within this unit is the integrated Steering Angle Sensor (G85). A defective G85 sensor will disrupt communication with the ABS/ESP control module, leading to immediate dashboard warnings.

Common Dashboard Errors:

• ESP / ESC (Electronic Stability Control) Fault Light
• ABS (Anti-lock Braking System) Warning Light
• Traction Control Light
• Airbag Warning Light (due to a break in the flexible flat cable)

Common VCDS / Diagnostic Fault Codes:

• 00778 - Steering Angle Sensor (G85): Defective
• 00778 - Steering Angle Sensor (G85): Implausible Signal
• 00778 - Steering Angle Sensor (G85): No or Incorrect Basic Setting / Adaptation

Observable Symptoms:

• Steering wheel-mounted buttons (volume, track change, menu) become inoperative.
• The horn fails to function.
• Cruise control will not engage.

Introduction

This is a Genuine Audi Steering Column Multifunction Switch, a crucial component for driver controls and vehicle safety systems. Each unit has been carefully removed and subjected to a rigorous bench-testing procedure to confirm the functionality of the internal Steering Angle Sensor (G85) and ribbon continuity. Choosing a tested, Genuine part ensures seamless integration with your vehicle's complex CAN bus network, avoiding the compatibility issues common with aftermarket alternatives.

Product Details

• Brand: Audi

• Model Compatibility: Audi B8 Platform (A4, S4, RS4, A5, S5, RS5) approx. 2008-2016.

• Part Name: Steering Column Multifunction Switch / Clock Spring / Steering Angle Sensor Module

• Condition: Genuine Used (Tested Working)

• Notes: Part number 8K0953568F must match your existing unit for correct function. Post-installation, a basic setting/calibration of the Steering Angle Sensor (G85) is mandatory using diagnostic software (VCDS, ODIS) to clear fault codes and ensure proper ESP operation.