Symbol 2945 from ISO 7000 - Title/Meaning: Engine emissions system Function/description: To identify the engine emissions system. To indicate the operational status of the engine emissions system.
pay attention to orientation of symbolAdditional information: 
This symbol is used as a symbol element in ISO 7000-2433 and ISO 7000-2844 as well as in other proposed symbols. TC 127/SC 3 intends to include this symbol in ISO 6405-1 and believes it should have a separate ISO 7000 registration number.
Own work using: iso.org/obp/graphics/grs/7aa936d1-3c33-4fff-aa02-2dc514f90796 200.png
Vectorization:  Mrmw