Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Servotronic Components
The proportional valve for electronic volumetric flow control (EVV valve) and the Servotronic valve are directly controlled by the ICM regardless of whether the Servotronic or Integrated Active Steering is fitted.
| Index | Explanation |
|---|---|
| 1 | Hydraulic pump |
| 2 | Electronic volumetric flow control valve (EVV valve) |
| 3 | Servotronic valve |
| 4 | Hydraulic power steering control valve body |
| Index | Explanation |
|---|---|
| 1 | Steering column switch cluster (SZL) |
| 2 | Wheel speed sensor |
| 3 | Dynamic stability control (DSC) |
| 4 | Electronic volumetric flow control (EVV) valve |
| 5 | Servotronic valve |
| 6 | Integrated Chassis Management (ICM) |
| 7 | "Steering control" function |
Use the Manual With the Right Hardware
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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.
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