- (a) The device shall be mounted in design position and vibrated for 30 min in each of three directions: vertical, horizontal and normal to the vehicle, and horizontal and parallel to the vehicle axis.
- (b) The vibration frequency shall be varied from 30 to 200 to 30 Hz over a period of approximately 1 min.
- (c) The device shall be operated with all lamps at design voltage during the vibration test.
- (d) At the conclusion of the test, the system shall meet all the requirements of Sections 773 and 774.
Sensing and control units shall meet the following vibration test requirements under 5 g constant acceleration:
Note: Authority cited: Section 26103, Vehicle Code. Reference: Sections 24012 and 26103, Vehicle Code.