Marelli control unit — found only on Ford (one modification). On the Marelli MFD6F3, CHIPOK performs Stage 1/2 — power tuning, software removal of the diesel particulate filter / EGR / catalyst control, disabling the intake flaps, speed limit removal and DTC removal, return to stock. Flashing is done via KESS3 / Autotuner / CMD Flash / FGTech Galletto.
The Marelli MFD6F3 is used across 1 brand: Ford (1). 1 engine in total in the database.
The Marelli MFD6F3 ECU supports: STAGE 1, LAMBDA OFF, DPF OFF, STAGE 2, EGR OFF, DTC OFF, VMAX OFF, FLAPS OFF, ECO TUNING, TVA OFF. Checksums are recalculated on the engineer's side in WinOLS5.
The Marelli MFD6F3 is supported by: KESS3, Autotuner, MPPS, KTAG, CMD Flash, Trasdata, MagicMotorSport. On production models OBD reading is usually enough; on locked variants — Bench (BDM/JTAG).
Stage 1 on the diesel Marelli MFD6F3 reprograms rail pressure target, SOI/EOI timing, boost target, smoke limiter and torque limiter. The torque gain is noticeable; the HP gain depends on the specific engine.
Marelli MFD6F3 calibration requires a full read of the unit — bin/hex/ori. Programmers: KESS3 / KTAG / Autotuner / MagicMotorSport. Checksums — on the engineer's side.
Reading and writing over OBD take 25-30 minutes. Bench reading requires opening the unit — about 60 minutes. Remote processing of a Marelli MFD6F3 file at CHIPOK — 5-30 minutes.
The price of Marelli MFD6F3 calibration depends on the selected options: Stage 1/2, DPF/EGR/AdBlue off, DTC off. The Max Price cap limits the package total. Paid with CHIPOK credits (1 cr = 1 €).