HSR control unit
The control unit for the rear axle slip angle control (HSR) is in the luggage compartment well. The HSR control unit activates the servomotor in the actuator of the rear axle slip angle control. A temperature sensor in the HSR control unit monitors the output stage for the servomotor.
| Index | Explanation |
|---|---|
| 1 | Rear axle support |
| 2 | Control unit for rear axle slip angle control (HSR) |
| 3 | Actuator for rear axle slip angle control (HSR) |
A rotor position sensor and a steering tie rod position sensor are installed in the actuator. The signals of these sensors are evaluated by the HSR control unit. The HSR control unit is connected on the FlexRay via the control unit for the Active Steering (AL).
| Index | Explanation |
|---|---|
| 1 | Control unit for rear axle slip angle control (HSR) |
| 2 | Twelve-pin plug connection (sensors) |
| 3 | Three-pin plug connection (servomotor) |
| 4 | Two-pin plug connection (power supply) |
| 5 | Twelve-pin plug connection (wiring harness) |