OEM Mercedes ME9.7 Engine Control Unit A2739002800
The A2739002800 is a Bosch ME9.7 ECU/DME for Mercedes-Benz vehicles equipped with M273 V6/V8 engines (A272/A273 series), supporting online programming and used primarily for 272.9xx/273.xx petrol engines (2005-2015).
- ME9.7 ECU starting with A273 (or A272) prefix, brand new or exchange unit for direct vehicle replacement.
- Supports online programming/cloning/unlocking without shell removal; compatible with MB SD C4/C5, KTAG/KTM100 tools.
- Hot-sale replacement ECU for the M273 engine family; no additional coding needed after install in many cases.
Function
- Manages M273 engine control: fuel injection, ignition timing, variable valve timing, throttle control, emissions for V6/V8 petrol engines.
- Enables online ECU programming, reading/writing data, and unlocking used units for adaptation with SDS/Autologic.
- Compatible with 237 engine series (4.6L/5.5L V8) for cloning and repeated renewals via special cable.
Supported Vehicle Models
| Series | Models | Chassis/Engine |
|---|---|---|
| C Series | C230, C280 | 203.052/272.920, 203.054/272.940, 204.054/272.947[2][7] |
| E Series | E280, E300, E350 | 211.054/272.943, 212.054/272.952, 211.056/272.964, 207.356/272.961[2][7] |
| CLK | CLK280 | 209.354/272.940[2][7] |
| S-Class | S500 4Matic | 2006, 285hp[1] |
| SLK-Class | SLK280, SLK300, SLK350 | 2005-2009, 170-200hp[1] |
| ML-Class | ML350, ML500 | 2005-2009[1] |
| E-Class | E350, E500, E280 | 2006[1] |
| AMG/SLS | C63 AMG, SL63 AMG, SLS AMG | 2007-2011, 6.2 V8[1] |
| V-Class | Viano 3.5, Vito 126 | 2008, 190hp[1] |
Also supports all M237 V8 (4.6L 4633cc/5.5L 5641cc) across series.
Note: Confirm exact ECU prefix (A273/A272) and engine code; professional tools required for programming.
