Siemens
MS41
ECU (engine)
Planned
Specification
- Manufacturer
- Siemens
- Family
- MS41
- Microcontroller (MCU)
- C167
- Flash size
- 256 kB
- Read protocols
- OBD, BENCH, KLINE
- Signature
- No signature
- Era
- 1996-1999
Checksum: Planned
Checksum correction for this family is on our roadmap but not available yet — the tuner handles it manually.
Applications
- BMW E36 323i/328i M52
- BMW E39 523i/528i M52
- BMW E38 728i
Notes
BMW M52 Siemens MS41; K-line flash via OBD with specialist tools.
Used in (8)
BMW
8 engines
- 3 Series E36 · 320i 150 hp
- 3 Series E36 · 323i 170 hp
- 3 Series E36 · 328i 193 hp
- 5 Series E39 (pre-facelift) · 520i 150 hp
- 5 Series E39 (pre-facelift) · 523i 170 hp
- 5 Series E39 (pre-facelift) · 528i 193 hp
- 7 Series E38 · 728i 193 hp
- Z3 E36/7 Z3 · 2.8 193 hp