Technical data
📄 Test readings, control module connections
📄 Stepping motor, air mixture (222 LH/RH)
📄 Stepping motor, air distribution (221a)
📄 Cabin temperature sensor (218)
📄 Mixed air temperature sensor (217 LH/RH)
📄 Ventilation fan control (220)
📄 DC motor, air recirculation flap (38)