System overview
The following illustration shows the system overview of the knock control with the engine N55:
Courtesy of BMW OF NORTH AMERICA, INC.
| Index |
Explanation |
| 1 |
Digital engine electronics (DME) |
| 2 |
Knock sensor (cylinders 1 through 3) |
| 3 |
Knock sensor (cylinders 4 through 6) |