Symbol 3671 from ISO 7000 - Title/Meaning: Transmission mode, field operation 
Function/description: To identify the control that, when activated, provides continuous automatic control of the transmission for optimal power management during field operations. To indicate that the operational status of the transmission management system is for field operation.
Own work using: iso.org/obp/graphics/grs/c032b720-e462-437a-9b90-cb250ef33dde 200.png
Vectorization:  Mrmw