Home/BMW/M3/BMW M3 E90 (2007-2013)/Repair manual/Automatic HVAC System/Heating and Air Conditioning - Technical Data - e90
Contents Wiring diagrams Section: Automatic HVAC System All sections

Heating and Air Conditioning - Technical Data - e90 BMW M3 E90

64 50 A/C system, oil quantity E90/E91/E92/E93//M57T2/N47/N51/N53/S65

The data on the A/C compressor rating plate are definitive Refrigerant oil Fill quantity R 134a Sourcing reference in Parts and Accessories CatalogueG180±10

A/C SYSTEM, OIL QUANTITY SPECIFICATION

64 50 A/C system, oil quantity E90/E91/E92/E93//N43/N45T/N46T/S65

The data on the A/C compressor rating plate are definitive Refrigerant oil Fill quantity R 134a Sourcing reference in Parts and Accessories CatalogueG150±10

A/C SYSTEM, OIL QUANTITY SPECIFICATION

64 50 Air conditioning system, amount of refrigerant E90/E91/E92/E93

Refrigerant capacity R 134a (The data on the nameplate in the engine compartment are definitive) Sourcing reference for refrigerant in Electronic Parts CatalogueG590±10

AIR CONDITIONING SYSTEM, AMOUNT OF REFRIGERANT SPECIFICATION

64 51 Heating and air-conditioning unit (evaporator), switching elements

Resistance as a function of temperature° C/kohms5/11.4... 11.9 0/8.8... 9.2 5/6.8... 7.2 10/5.3... 5.6 15/4.2... 4.5 20/3.3... 3.6 25/2.6... 2.9 30/2.1... 2.3 35/1.7... 1.9

HEATING AND AIR-CONDITIONING UNIT (EVAPORATOR), SWITCHING ELEMENTS SPECIFICATION

64 51 Heating and air-conditioning unit (expansion valve), switching elements

Inlet pressure (excess pressure)Bar14
Outlet pressure (excess pressure)Bar1.8
Leak test with detector at excess pressureBar1... 2

HEATING AND AIR-CONDITIONING UNIT (EXPANSION VALVE), SWITCHING ELEMENTS SPECIFICATION