Division 4.3 Stop LampsX1
United Kingdom
| 4.3.1. Condition and operation | Visual inspection and by operation. | (a) Defective light source(multiple light source in the case of LED up to 1/3 not functioning). | X | ||
| Single light sources; in the case of LED less than 2/3 functioning. | X | ||||
| All light sources not functioning. | X | ||||
| (b) Slightly defective lens (no influence on emitted light). | X | ||||
| Heavily defective lens (emitted light affected). | X | ||||
| (c) Lamp not securely attached. | X | ||||
| Very serious risk of falling off. | X | ||||
| 4.3.2. Switching | Visual inspection and by operation or using the electronic vehicle interface. | (a) Switch does not operate in accordance with the requirements 1 . | X | ||
| Delayed operation. | X | ||||
| No operation at all. | X | ||||
| (b) Function of control device impaired. | X | ||||
| (c) System indicates failure via the electronic vehicle interface. | X | ||||
| (d) Emergency brake light functions fail to operate, or do not operate correctly. | X | ||||
| 4.3.3. Compliance with requirements 1 . | Visual inspection and by operation. | Lamp, emitted colour, position, brightness or marking not in accordance with the requirements 1 . | X | ||
| White light to the rear; heavily reduced light brightness. | X |
| Item | Method | Reasons for failure | Assessment of deficiencies | ||
|---|---|---|---|---|---|
| Minor | Major | Dangerous | |||