Technical description
📄 Radiator function diagram (Scandinavia)
📄 Radiator function diagram (Other markets)
📄 Main components, radiator fan system
📄 Detailed description, radiator fans
📄 Main components, auxiliary heater
📄 System overview, auxiliary heater
📄 Motor, radiator fan (37LH, 37RH), PSG16
📄 Relay unit, radiator fans (706)
📄 Auxiliary/parking heater (597)