51862586 / MJD6F3.H1 / HW04P – refurbished engine control unit for Fiat 1.3 Multijet
We offer a refurbished 51862586 engine control unit based on the Magneti Marelli MJD6F3.H1 HW04P platform, intended for Fiat vehicles with the 1.3 Multijet engine. The unit has been professionally refurbished and tested.
The 51862586 controller (MJD 6F3.H1) is used in popular 1.3 JTD / Multijet diesel engines installed in many Fiat models.
Application of the 51862586 / MJD6F3.H1 controller
- Fiat (various models with the 1.3 Multijet engine)
- Model years: approx. 2007–2015
- Engine: 1.3 Multijet / JTD
- Fuel type: Diesel
Technical condition – REFURBISHED
The 51862586 MJD6F3.H1 HW04P engine control unit is refurbished. It has been tested on a diagnostic bench, and common faults for this series have been eliminated.
The controller is supplied as Plug & Play – ready to install and use.
Why choose 51862586 MJD6F3.H1?
- Original Magneti Marelli engine control unit
- Part numbers: 51862586 / MJD6F3.H1 / HW04P
- Professionally refurbished and tested
- Ideal replacement for a faulty controller
- Ready for further programming or cloning if needed
Q&A – 51862586 / MJD6F3.H1
Is the 51862586 controller brand new?
No. It is a refurbished unit, fully functional and tested.
Is the MJD6F3.H1 controller Plug & Play?
Yes. It does not require programming.
Which engines is the 51862586 controller compatible with?
This controller is intended for Fiat 1.3 Multijet / JTD engines.
Can data be cloned from the old controller?
Yes, EEPROM and FLASH cloning from the original unit is possible.
Can I confirm compatibility using the VIN number?
Yes, you can send the VIN before purchase so we can verify compatibility.