DTC U1120 BMW

Lost Communication With Steering Angle Sensor Module

Lost Communication With Steering Angle Sensor Module

Description

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 da

Cause and Solution

DME has failed
Terminal resistance for CAN-bus are faulty
Can data bus wires have short circuited to each other

Video Guide

Duration: PT4M10S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: U1120
  • Brand: BMW
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