FIAT PANDA (141) 1.1L i.e. 40kW/53HP IAW 4EF

ECU MARELLI 4EF · 54 CV (4 kW) · 1100 cc · Benzina aspirato

ECU Database › FIAT › FIAT PANDA (141) 1.1L i.e. 40kW/53HP IAW 4EF

Find the firmware identifiers (hardware, software and update numbers), available tuning options and how to get the original or remapped file.

✓ Tuning via file (flash) 4 firmware versions

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Vehicle data

Brand	FIAT
Model	PANDA (141)
Engine	1.1L i.e. 40kW/53HP IAW 4EF
Stock power	54 CV / 4 kW
Displacement	1100 cc
Fuel	Benzina aspirato
Vehicle type	Auto

ECU

Manufacturer	MARELLI
Model	4EF
Memory / EPROM	29F200 PSOP44 2Mbit - Flash 128K x 16 (256K x 8)

Available tuning operations / options:

Advance at part load
Advance full load
Injection at part load
RPM Limiter

Firmware identifiers (4)

Hardware No.	Software No. (chip)	Version	Update software	ECU
4EF.P2 HW203/4502-843	—	1.00.001	—	MARELLI 4EF
4EF.P2 HW223/4701-850	—	1.00.004	—	MARELLI 4EF
4EF.P2 HW223/4701-850	—	1.00.002	—	MARELLI 4EF
4EF.P4 HW223/4701-960	—	1.00.004	—	MARELLI 4EF

ECU notes

Original EPROM PSOP 44 pins 29F200. In order to read this EPROM with the eprom programmer you need the adapter for PSOP and the card 15A with EMP20 or 202B with EMP21. On this epron can be set a KEY. In the ADVANCE maps, each 10 numbers is about 1 degree.

Get the file for this vehicle

Buy the file (original or remapped)Register on mastertuningfile.com and order the file Are you a workshop or tuner?Offer these services yourself: activate your TuningFile platform

Tools to read and write this ECU

Flex Programmatore per rimappatura centraline e cambi automatici ECU + auto gearbox € 1.000 Buy

The Genius OBD + Bench € 2.500 Buy

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