BMW U1120: Lost Communication With Steering Angle Sensor Module
Is your scanner showing BMW U1120?
No worries. We'll show you what it means and how to deal with it.
BMW U1120: Lost Communication With Steering Angle Sensor Module
OVERVIEWWhat Does The BMW U1120 Code Mean?
Key on for 800ms, and the DME detected that it has lost communication with the Steering Angle Sensor during its initial startup for 40ms (2 message cycles). The Engine Control Module (DME) communicates with all databus-capable control modules via a CAN databus-cable
What Are The Potential Causes Of The BMW U1120 Code?
- DME has failed
- Terminal resistance for CAN-bus are faulty
- Can data bus wires have short circuited to each other
- The steering angle sensor module is faulty
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> BMW Electronic Control Unit (DME) - Genuine BMW 12147551615
>>> BMW Battery Terminal
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
BMW U1120, DTCDECODE.
