I would guess the steering angle sensor has faulted. You need to scan with a tool that will read more than the engine codes that you are currently using. INPA, PA Soft 1.4, Foxwell, etc will be the correct tools to use to read the engine AND chassis codes.

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• 2004 E53 X5 3.0 ZSP (4/04 build date) Jet Black exterior/Sand Beige interior
• 2002 E46 325i ZPP (2/02 build date) Alpine White exterior/Hell Beige interior

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