All Investigations » Investigation EA11005

  Defect Investigation of Loss Of Power Steering Assist

Investigation of Loss Of Power Steering Assist

Subject: Loss of power steering assist
Components covered:
  • Steering
  • Steering electric power assist system
  • Steering hydraulic power assist system
  • Steering power assist pump
Investigations Summary: Odi has received 339 complaints alleging an unexpected loss of power steering assist while driving the vehicle. When the power steering assist stops working, drivers experienced difficulty in steering and/or controlling the vehicle. According to BMW drivers may experience either a temporary or permanent loss of power steering assist. BMW further advised that a temporary loss of power steering assist may be due to a malfunctioning cooling fan or an under-voltage condition in the power steering system. A permanent loss of power steering assist may be due to an error in the internal electronics, and may also result in the continuous running of the power steering pump. The voq complaints allege 5 minor crashes and 3 fires. The crashes are described as "hit the curb". The fires are described as "melted wires". There were no property damage claims. Odi has received similar complaints for other model year Mini cooper vehicles. Additional information is required to evaluate the frequency, consequence, and scope of this issue. Accordingly, the investigation has been upgraded to an engineering analysis.
Vehicles Affected by this investigation:
  • 2002 Mini Cooper
  • 2003 Mini Cooper
  • 2004 Mini Cooper
  • 2005 Mini Cooper
  • 2005 Mini Cooper Convertible
  • 2002 Mini Cooper S
  • 2003 Mini Cooper S
  • 2004 Mini Cooper S
  • 2005 Mini Cooper S
  • 2005 Mini Cooper S Convertible

    Other investigations related to Mini vehicles

  Defect investigation of engine compartment fire

  Defect investigation of loss of power steering assist

  Defect investigation of exhaust pipe burns

  Defect investigation of exhaust pipe burns

  Defect investigation of engine compartment fire