# Directive 2014/45/EU of the European Parliament and of the Council of 3 April 2014 on periodic roadworthiness tests for motor vehicles and their trailers and repealing Directive 2009/40/EC (Text with EEA relevance), Division 4.3: Stop Lamps

Extent: E+W+S+N.I.

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

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Source: https://www.legislation.gov.uk/eudr/2014/45/annex/I/division/3/division/4/division/4.3 (the official version)
Page: https://openlegislation.uk/eu-directive-2014-45/annex-I/division-3/division-4/division-4.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.