Mercedes W204 3.5 V6 Engine ECU A2769005000 0261S07801 VIRGIN
Engine ECU A2769005000 / Bosch 0261S07801 designed for Mercedes-Benz vehicles equipped with the gasoline 3.5 V6 engine. The module operates with the Bosch MED17.7.1 system and has been prepared in VIRGIN condition, ready for programming and assignment to another vehicle.
Compatibility and Application
Engine ECU A2769005000 Bosch 0261S07801 is used in selected Mercedes-Benz models equipped with the 3.5 V6 gasoline engine, including:
- Mercedes-Benz C-Class W204 C350 3.5 V6
- Mercedes-Benz C-Class S204 C350 3.5 V6
- Mercedes-Benz C-Class C204 Coupe C350 3.5 V6
- selected Mercedes versions with M276 engine family
Compatibility should always be confirmed using ECU number A2769005000 and Bosch number 0261S07801. In Mercedes vehicles the same engine model may use different ECU versions, therefore the number from the original ECU label is the most important factor.
Part Numbers and ECU Information Bosch 0261S07801
- Mercedes Number: A2769005000
- Bosch Number: 0261S07801
- System: MED17.7.1
- Engine: 3.5 V6 gasoline
- Engine Family: M276
- Preparation Status: VIRGIN
Programming VIRGIN ECU
This engine ECU has been prepared in VIRGIN condition. This means previous vehicle data has been erased and the module is ready to be assigned to another car.
After installation programming using Mercedes Star Diagnosis / Xentry is required. During adaptation the ECU must be assigned to the vehicle, immobilizer synchronization must be completed and vehicle equipment coding must be performed.
Typical Symptoms of Faulty Mercedes 3.5 V6 ECU
- engine will not start,
- no diagnostic communication with engine ECU,
- ignition or fuel injection control faults,
- rough engine operation,
- vehicle stalls while driving,
- random sensor errors despite proper wiring,
- problems after short circuit, flooding or electrical installation damage.
Important Information Before Purchase
Before purchase compare the number from your original module. If the label contains A2769005000 or 0261S07801, this ECU may be a suitable solution for installation and programming in your vehicle.
FAQ – A2769005000 0261S07801 Mercedes W204 3.5 V6 VIRGIN
Does ECU A2769005000 fit Mercedes W204 C350 3.5 V6?
Yes, engine ECU A2769005000 may fit Mercedes-Benz W204 C350 equipped with the 3.5 V6 engine. Compatibility should be confirmed using Bosch number 0261S07801 and MED17.7.1 system designation.
Is Bosch 0261S07801 Plug & Play?
No. This ECU has been prepared as VIRGIN, therefore programming and vehicle adaptation are required after installation. It is not a Plug & Play version.
How do I program Mercedes engine ECU A2769005000 VIRGIN?
Programming is performed using Mercedes Star Diagnosis / Xentry. The ECU must be assigned to the vehicle, immobilizer synchronization completed and vehicle equipment coding performed.
Which engine uses ECU 0261S07801 MED17.7.1?
ECU 0261S07801 MED17.7.1 is used in selected Mercedes-Benz vehicles equipped with the gasoline 3.5 V6 engine, most commonly from the M276 family.
What are the symptoms of a faulty Mercedes W204 3.5 V6 ECU?
A faulty engine ECU in Mercedes W204 3.5 V6 may cause no start, no ECU communication, injection faults, ignition faults, rough engine operation or stalling while driving.
Does A2769005000 0261S07801 require immobilizer adaptation?
Yes. Since the ECU is prepared in VIRGIN condition, immobilizer adaptation and vehicle assignment must be completed after installation using proper Mercedes diagnostic equipment.
Does this Mercedes MED17.7.1 ECU include warranty?
Yes. Engine ECU A2769005000 / Bosch 0261S07801 is tested before shipping and covered by warranty.
