BMW 3 SERIES E46 316i 1.9L L4 8V 77kW/103HP BMS46 — ECU BOSCH BMS46

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	BMW
Model	3 SERIES E46
Engine	316i 1.9L L4 8V 77kW/103HP BMS46
Stock power	105 CV / 77 kW
Displacement	1900 cc
Fuel	Benzina aspirato
Vehicle type	Auto

ECU

Manufacturer	BOSCH
Model	BMS46
Memory / EPROM	29F200 PSOP44 2Mbit - Flash 128K x 16 (256K x 8)

Available tuning operations / options:

Spark advance during acceleration
Advance at part load
Advance correction
Advance full load
Injection at idle speed
Injection at part load
Injection correction
Air mass flow

Firmware identifiers (4)

Hardware No.	Software No. (chip)	Version	Update software	ECU
0261204420	010213510	1.22.006	F000	BOSCH BMS46
0261204420	010213510	1.22.001	D100	BOSCH BMS46
0261204420	—	1.22.007	—	BOSCH BMS46
0261204420	—	1.22.004	—	BOSCH BMS46

Vehicle technical notes

OBD located under the steering column, above the pedals. Visible or hidden by a plastic lid.

ECU notes

Original EPROM PSOP 44 pin 28F200. In order to read and write this EPROM with the programmer you need the adapter for PSOP and the card 01B with EMP20, or 202B with EMP21.

Original EPROM PSOP 44 pin 28F200. In order to read and write this EPROM with the programmer you need the adapter for PSOP and the card 01B with EMP20, or 202B with EMP21. This Setting File can be used for serial system NewGenius.

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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