SEAT LEON (1M) 1.6L 16V 105HP IAW 4LV/4MV PSOP 29F400BB — ECU MARELLI 4LV

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) 10 firmware versions

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Vehicle data

Brand	SEAT
Model	LEON (1M)
Engine	1.6L 16V 105HP IAW 4LV/4MV PSOP 29F400BB
Stock power	106 CV / 78 kW
Displacement	1600 cc
Fuel	Benzina aspirato
Vehicle type	Auto

ECU

Manufacturer	MARELLI
Model	4LV
Memory / EPROM	29F400 PSOP44 4Mbit - Flash 256K x 16

Available tuning operations / options:

Advance at part load
Advance full load
Injection at part load
Speed / RPM limiter
RPM Limiter
Air mass flow

Firmware identifiers (10)

Hardware No.	Software No. (chip)	Version	Update software	ECU
MARELLI Boot4LV r17	—	1.00.016	036906034BD 3550	MARELLI 4LV
MARELLI Boot4LV r17	—	1.00.016	036906034BD 3396	MARELLI 4LV
MARELLI Boot4LV r17	—	1.00.011	036906034BD 3774	MARELLI 4LV
MARELLI Boot4MV r06	—	1.00.009	036906034CP 3956	MARELLI 4MV
MARELLI Boot4MV r06	—	1.00.007	036906034DS 9595	MARELLI 4MV
MARELLI Boot4MV r06	—	1.00.017	036906034DS 4568	MARELLI 4MV
MARELLI Boot4MV r06	—	1.00.002	036997034S 6604	MARELLI 4MV
MARELLI Boot4MV r06	—	1.00.014	036906034DS 4466	MARELLI 4MV
MARELLI Boot4MV r06	—	1.00.007	036906034CP 4571	MARELLI 4MV
MARELLI Boot4MV r06	—	1.00.003	036906034CP 4376	MARELLI 4MV

ECU notes

Original EPROM PSOP 44 pins 29F400BB. 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. In the ADVANCE maps, each 10 numbers is about 1 degree.

Original EPROM PSOP 44 pins 29F400BB. This Setting File can be used for serial system NewGenius. 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. 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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