Structure and inner electrical connection
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
The servomotor for the EGR controller \nis a direct current motor. The position sensor is a hall effect sensor. The hall effect sensor determines the revolutions of the servomotor. This is used to calculate the position of the EGR controller.
| Item | Explanation |
|---|---|
| 1 | EGR controller |
| 2 | Hall effect sensor |
| 3 | Electronic component with evaluation electronics |
PIN REFERENCE
| Pin | Explanation |
|---|---|
| SIG1 | Activation of EGR controller, positive terminal |
| SIG2 | Activation of EGR controller, negative terminal |
| 5 V | Voltage supply for hall effect sensor |
| Terminal 31E | Ground, hall effect sensor |
| SIG3 | Hall effect sensor signal |