Virgin Plug & Play engine ECU 51880749 MJD6F3.D7 HW04P for Fiat Doblo 1.3 JTD
The 51880749 MJD6F3.D7 HW04P engine ECU for Fiat Doblo 1.3 JTD / 1.3 Multijet is a refurbished and tested Magneti Marelli ECU module prepared in Virgin Plug & Play version. After installation, the ECU automatically adapts to the vehicle, so standard immobiliser programming is not required.
The module can be prepared with the DPF OFF + EGR OFF service.
Compatibility and application
- Part number: 51880749
- ECU marking: MJD6F3.D7 / MJD6F3HW04P
- Hardware: HW04P
- Make and model: Fiat Doblo / Doblo Cargo
- Engine: 1.3 JTD / 1.3 Multijet diesel
- Example engine codes: 263A2000, 263A2.000 – compatibility must always be confirmed by the ECU number
- Model years: most commonly Fiat Doblo II around 2009–2015, depending on engine version and equipment
Symptoms of a faulty 51880749 MJD6F3.D7 ECU
- no communication with the engine ECU,
- the vehicle does not start or stalls after starting,
- immobiliser errors or start authorisation lock,
- problems with the 1.3 JTD / Multijet engine operation,
- faults related to EGR, DPF, sensors or ECU power supply,
- damage caused by water ingress, short circuit, reverse polarity or wiring fault.
Why choose this ECU?
- refurbished 51880749 engine ECU,
- full Virgin version – automatically adapts to the vehicle,
- Plug & Play – ready for installation,
- additional options available on request: DPF OFF and EGR OFF prepared in the ECU software,
- tested before shipping,
- product warranty,
- ideal replacement for a faulty Fiat Doblo 1.3 JTD ECU.
Important: before purchase, compare the number with your original ECU. The key markings are 51880749, MJD6F3.D7 and HW04P. Matching by ECU number is the safest way to choose the correct control unit for Fiat Doblo 1.3 Multijet.
FAQ – questions and answers
Does the 51880749 MJD6F3.D7 ECU fit Fiat Doblo 1.3 JTD?
Yes, the 51880749 MJD6F3.D7 HW04P ECU is used in Fiat Doblo 1.3 JTD / 1.3 Multijet. Before purchase, compare the part number with the original ECU.
Does the 51880749 HW04P ECU require programming after installation?
No. This ECU is prepared as Virgin Plug & Play, so after installation it automatically adapts to the vehicle immobiliser.
Does the Fiat Doblo 1.3 Multijet MJD6F3.D7 ECU have DPF OFF and EGR OFF?
Yes, this unit can be prepared with DPF OFF and EGR OFF in the engine ECU software.
Do MJD6F3.D7 and 51880749 refer to the same ECU?
51880749 is the part number, while MJD6F3.D7 / HW04P are Magneti Marelli ECU markings. For correct matching, it is best to compare all markings from the housing of the old ECU.
How can I check if the 51880749 ECU will fit my Doblo 1.3?
The easiest way is to compare the number 51880749, the MJD6F3.D7 marking and HW04P with the original ECU. If the numbers match, this ECU is the correct choice for Fiat Doblo 1.3 JTD / Multijet.