N54, N54T
BMW technical service bulletin 122011 for 2009-2013 BMW Z4.
- Bulletin number
- 122011
- Component
- Engine
- Summary
- N54, N54T - Catalytic Converter Conversion Faults Stored. The Service Engine Soon (MIL) lamp could come on with one or both of the following faults stored in the DME: 29F4: catalytic converter conversion - bank 1 29F5: catalytic converter conversion - bank 2 DME software diagnostic error.
Owners of these vehicles have filed 31 complaints in the engine category.
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