Article by: Johan Applies to: all e32 and e34 models. Problem: There is no air coming from the rear ventilation ducts. Background info: The rear air ducts will only blow fresh air or air conditioned air. So there will be no heat coming from this duct. There are two wires […]
Topic: Air Conditioning & Heat
Cold Air in Center Vents
Article by: Johan Applies to: all e32 and e34 models. Problem: Only cold air comes from the center vents. There have been discussions on various message boards that this is supposed to be normal. Granted it’s not supposed to blow out hot air, like the demister and foot well vents, […]
Freon Fill Check and Valve Location
Article by: Winston Fong Article applies to: all E32 and E34 models. Remove the cover to the AC sight glass and fill valves, located by the passenger side firewall. Look at the sight glass. If you see a lot of bubbles and the AC has trouble cooling you’ve probably found […]
BMW Aux Fan Resistor
Article by: Dismonio Article applies to: All models with an auxiliary fan and resistor. Electric Fan Resistor Replacement The electric fan resistor occasionally goes out on the M42/M44 motors as well as the Z3 and some 5-series. In the case of the 1995 318ti, there is only 1 electric puller […]
Heater Water Valves
Article by: Johan Article applies to: all e32 and e34 models. Problem: The heater is on full ALL of the time. It can also happen that you have no heat at all. If you have no heat and unplugging the plug on top of the heater valve gives you a […]
IHKA Components and System
Article by: Johan Applies to: all e32 and e34 models. Introduction: The IHKA system (Intergriertes Heizung und Klima Automatic) is probably one of the systems that will cause you some major headaches over the course of your E32 ownership. The system seems really complex, but once you get a better […]