BMW M3 SERIES E30 2.3L L4 16V 143kW/192HP Motronic M4.3

ECU BOSCH MOTRONIC · 194 CV (143 kW) · 2300 cc · Benzina aspirato

ECU DatabaseBMW › BMW M3 SERIES E30 2.3L L4 16V 143kW/192HP Motronic M4.3

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

Vehicle data

BrandBMW
ModelM3 SERIES E30
Engine2.3L L4 16V 143kW/192HP Motronic M4.3
Stock power194 CV / 143 kW
Displacement2300 cc
FuelBenzina aspirato
Vehicle typeAuto

ECU

ManufacturerBOSCH
ModelMOTRONIC
Memory / EPROM27C256 DIL28/PLCC32 256Kbit - Eprom 32K x 8

Available tuning operations / options:

  • Advance at idle speed
  • Advance at part load
  • Advance full load
  • Injection at idle speed
  • Injection at part load
  • Injection at full throttle

Firmware identifiers (10)

Hardware No.Software No. (chip)VersionUpdate softwareECU
02612000711267355785 1.00.012 BOSCH MOTRONIC
02612000901267355788 1.00.001 BOSCH MOTRONIC
0.261.200.0711.267.355.303 1.00.004 BOSCH MOTRONIC M4.3
0.261.200.087 1.00.009 BOSCH MOTRONIC M4.3
0.261.200.092 1.00.007 BOSCH MOTRONIC M4.3
0.261.200.092 1.00.009 BOSCH MOTRONIC M4.3
02612000711267355316 1.00.007 BOSCH MOTRONIC M4.3
02612000711267355168 1.00.009 BOSCH MOTRONIC M4.3
02612000901267355631 1.00.008 BOSCH MOTRONIC M4.3
02612000911267356029 1.00.009 BOSCH MOTRONIC M4.3

ECU notes

Original EPROM 27C128 DIL 28 Pins.
Original EPROM 27C256 DIL 28 pins.