BMW 11531436386 Thermostat Housing Assembly

Technical engineering specifications and operating parameters for BMW OEM thermostat assembly 11531436386. This map-controlled unit regulates coolant flow via an integrated heating element for precise temperature management under varying load conditions. The assembly includes the thermostat element, aluminum housing, O-ring seal, and electrical connector. Material composition features aluminum housing with brass/bronze valve components and wax-filled sensing element. Designed for 105°C (221°F) nominal opening temperature with electronic map-control for accelerated warm-up and reduced emissions. OEM cross-reference interchange includes Mahle Behr TM12105 and various aftermarket equivalents.