Application of ACC adjustment tool
WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750Li xDrive, and 2015 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.
The precise procedure for measuring the ACC sensor is described in the BMW diagnosis system.
Select ACC system in diagnosis, start test module "ACC adjustment" (in "Service functions") and proceed as instructed.
The illustration shows the wheel laser on the KDS quick-release fastener on the rear wheel and the laser beam (1) to the mirror through the slotted cover on the front wheel.
Technical data:
Wheel laser performance data:
| Beam output | 0.5 - 1 mW |
| Point size | Ø 3 mm |
| Operating range | approx. 30 m |
| Temperature range | -10°C to +40°C |
| Power supply | 3 - 6 V (Baby / Mignon 1.5 V) |
| Laser diodes | Laser class 2 |
| Wavelength | 650 nm +/- 10 nm |
Mechanical data:
| Weight of ACC running rail | approx. 7.5 kg |
| Weight of mirror, complete | approx. 14 kg |
| Length of ACC running rail | 3.0 m |