Indications on lights

Components that have passed tests according to legal requirements and are to be used in road-legal vehicles must visibly display various indications. These include, for example, the ECE test mark or the European Union test mark. In addition, headlights, tails lights and turn signals must display further information on function, permissible installation method and brightness.

Additional information on headlamps:

• A – Parking light/Position light
• B – Fog light
• C-AS – Class A symmetrical low beam
• C-BS – Class B symmetrical low beam
• CR – Class A low and high beam
• C/R – Low or high beam
• DC – Low beam with gas discharge lamp
• DCR – Asymmetrical low and high beam with gas discharge lamp
• DC/R – Asymmetrical low or high beam with gas discharge lamp
• DR – High beam with gas discharge lamp
• HC – Asymmetrical low beam with filament lamp or LED
• HR – High beam with filament lamp or LED
• HCR – Asymmetrical low and high beam with filament lamp or LED
• HC/R – Asymmetrical low or high beam with filament lamp or LED
• K – Turning lamp
• M – Low and/or high beam for agricultural and forestry tractors up to 30 km/h
• R – High beam
• T – Cornering light
• WC-CS – Symmetrical class C low beam
• WC-DS – Symmetrical class D low beam
• WC-ES – Class E symmetrical low beam
• 50R – Parking light for motorbikes
  • ← – Only for left-hand traffic (without arrow for right-hand traffic)
  • ↔ – For left-hand and right-hand traffic

Additional information on rear lights:

• AR – Backup light
• F – Rear fog light
• IA – Rear reflector
• R – Taillight
• S, S1, S2, S3 – Stop light
• 50R – Taillight/Stop light for motorbikes

Additional information on indicator lights:

• 1, 1a, 1b – Front direction indicators of different types
• 2, 2a, 2b – Rear direction indicators of different types
• → / ← – Direction indicator right / left, the arrow indicates the installation direction. It always points towards the outside of the vehicle. If there is no arrow, the rear light can be installed either on the right or on the left.
• 3, 4, 5, 6 – Side indicator lights of various designs
• 12 – Rear motorbike indicator light
• 31 – Side motorbike indicator light

< Additional information on other lights:

• L – License plate lamp
• SM1, SM2 – Side marker light
• RL – Daytime Running Light

Other information:

• PL – Plastic lens
• TOP – Upper part of the light-emitting surface

Furthermore, the luminous intensity is often given as an additional reference number.