The disabled (greyed out) menu items can be accessed only by entering a service
technician password.
Adjustment of the headlight tester is permitted exclusively with the following
calibration equipment approved by MAHA and must be performed by an authorised
service technician.
VP 990175 Laser calibration device with spot laser, model LK1
(no longer available)
VP 990471 Laser calibration device with cross hair laser, model LK2