A blockage in the heater. A broken thermostat. A faulty or damaged blower motor. Faulty heater core bypass valve or hoses. Low coolant levels. Driving your car when the engine is overheating could cause irreparable damage to one of the most expensive parts of your car. For a quick fix, check your coolant levels and add some liquid. jwhitman Discussion starter. 3 posts · Joined 2014. #1 · Jun 9, 2014. I have just finished test driving 4 different BMW 2014 5 series (528, 535i (2) and 535 d) and the A/C did not get cold. I drive a Lexus GS300 2002 and the A/C is great and I never have had a problem with itand the 4 BMW that I test drove never work as well as my Lexus. You may have to go into the I-Drive and set it to Cold and adjust the settings. Make sure the little snow flake light right above the Max button is on too. Search for this on this forum and you will see the screens for setting the AC to work for blowing cold air. 2008 BMW 535XI Wagon - Space Grey. 2006 BMW 330XI Sedan - Alpine White. Reply. Save. I recently purchased a 2012 F30 335i 8AT. Car has 94k miles on it. After purchasing, I noticed the passenger side heat does not blow hot. It will blow very cold and mild (~70-80F) when turned to the hottest setting. I do notice that when the car is static and the fan speed is very low that the air is warmer. Got very hot in car and checked Rear ac blowing hot as hell. outside 16C and it blows 60C+ no matter setting you put in. Only max AC will be cooling for rear. Same time front blows cold (10C) but get also very little air from vents even if put on max AC. It's not a "software thing". When you check your low-side pressure, hook up the gauge before starting the car, then make sure the "max" button is pushed (lowers temp to 60 and fan blows full speed) in order to insure the compressor is turning. Turn off the car before removing the gauge. BMW 3 Series – (Gabriel Nica / Shutterstock) The most common causes for AC blowing hot air in BMW 3 Series are low or overcharged refrigerant, compressor malfunction, dirty condenser or evaporator coils, faulty blend door actuator, defective evaporator temperature sensor, bad AC pressure sensor, and bad fuse or relay. 448. My Cars. 93 BMW 325i, 99 BMW 528iT. It is probably the heater valve under the hood. It is a valve which opens and closes to keep the cabin at a consistent temp. The valve has 2 halves which correspond to driver and passenger side. The valve is about $100. BMWCCA Member #364761 www.bmwcca.org. Power issues create the most likely scenario for your air conditioner not turning on. If you notice that the circuit breaker needs resetting, you can reset it and try to turn on the system again. Regular tripping may indicate other problems in the system, such as dirty air filters, faulty connections, or a failing capacitor. 9. NQRp.

bmw e60 ac not blowing cold air