This is a 2 pin TE MQS connector, part number 1-967644-1

Applications include but are not limited to:

• Mercedes Benz common rail engine crank trigger
• Mercedes Benz coolant temperature sensor on OM60x and common rail engines
• Mercedes Benz charge air temperature sensor on OM60x and common rail engines
• Mercedes Benz vacuum solenoids for turbo control and EGR on OM605/OM606 and OM611/612/613