Hi all, I have a slight problem with the idrive controller. The system it self works as you can hover over the numbers on the radio and displays what you have saved and can and answer calls via Bluetooth. The issue is that the actual controller does not work can't do anything with it none of the buttons work. Not familiar enough with BMW electronics to say whether it's a cluster or some component in between the temperature sensor and the cluster. Oil temp of around 117F isn't operating temperature. I consistently read 240-250 on the dash gauge after driving around a bit. My coolant temp floats around 210-220. iTrader: ( 0) No dont think so. Unscrew the nut holding wiper arm on. Spray some WD40 around the circlip on spindle. Operate rear window wipe and see if spindle turns. Spray with more WD40 if need be. Upto you if you wanna strip in down further and clean/grease up after that. At least this will show you if it IS the problem first.. BMW E90 Rear Window Wiper Relay Location Replacement E91 E92 E93 BMW 325i 328i 330i 335i 316d 318d 320d 325d 330d 335d 316i 318i 320i 323i Original Replace 1.8K 216K views 4 years ago Tools that help get the job done : M18 Impact and Drill Set dharmabmw. 3738 posts · Joined 2014. #16 · Feb 2, 2021. Put a meter on the third brake light wires and measure the voltage without the lighting unit in place, both before and after pressing the brake pedal. If the results are positive, then perhaps adding a resistor in series with the lighting unit may solve the problem. to fix, turn the AC off, recirc the air, and change to manual high. anything to get the ice to melt. f30 has a tsb out, noting for the f22/23 as I know of. not sure what the tsb says either. You can also take it to the dealer as Scadam mentioned, and apparently they have a software fix to keep from freezing the sensor. E91 Rear window heater failure. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + E90 / E91 / E92 / E93Model Year: 2006 - 2011. 4. G22Model Year: 2020 + XRNp.

bmw e91 heater not working