Symbol 2953 from ISO 7000 - Title/Meaning: Position lights, trailer Function/description: To identify the control the indicator for the trailer position (clearance) lights in a tractor/trailer vehicle when separate controls are provided for the tractor and trailer position lights.Note:When there are separate controls, use ISO 7000-0456 for the tractor position lights and this symbol for the trailer position lights.
Additional information: 
When there are separate controls, use ISO 7000-0456 for the tractor position lights and this symbol for the trailer position lights.
Own work using: iso.org/obp/graphics/grs/0c6e472c-4304-47e9-94b6-5af49f053cb8 200.png
Vectorization:  Mrmw