All parts › BMW M4 CSL › Electrical system › Driver assistance sensors › Front radar
Front radar
Part of Driver assistance sensors · about $900 to replace
What it is
Radar sensor in the lower grille.
What it does
Measures distance to the car ahead.
How it fails
Misaligned after a bumper knock.
| Material | Radome plastic, PCB |
|---|---|
| Spec | 77 GHz |
| 200 m |
