Power management fails to operate correctly because it is not possible to read battery sensor. Service interval calculations for next visit are based on model. Bit Serial Data Interface Bmw X3 Driver Information Warningįault effect and breakdown warning Driver information Warning light: No oil level displayno oil temperature display available.

If the system now operates with all BSD components, and no fault has been detected, recheck the plug connections in the wiring harness and at the components for good contact corrosion. If no fault code is stored with water pump, QLT and alternator connected - Connect battery sensor. Now connect the water pump and clear all fault memories, ignition offon. If no fault code is stored after all components (except QLT, as in 1.) are disconnected: - The fault lies with one of the other BSDcomponents.

I am have some bsd codes also but have not checked anything yet. If fault code no longer appears after QLT replacement: - QLT was defective. The alternator, oil level sensor, water pump, and intelligent battery sensor all communicate on the bit serial interface. Maybe check/clean connections of all those.

If fault code is entered again after QLT replacement: - Check wiring harness (BSDBUS) and all plug-in connections for corrosion and shorts to groundUBatt.

This works, but Ill add a bit more explanation.There are two different packages that provide a module called serial to the python system.One is called serial by pip, and that is a.

If fault code is stored again: QLT is defective and must be replaced. I am using pyserial 3.4 and I ran into the fact that it is not possible to clear the buffer with the standard. Bit Serial Data Interface Bmw X3 Code Is Stored

Bit Serial Data Interface Bmw X3 Code Is StoredĬlear fault memory.

Bit Serial Data Interface Bmw X3 Driver Information Warning.

Bit serial data interface bmw x3