BMW 5 SERIES E34 525td 2.5L L6 12V 85kW/114HP Motronic

ECU BOSCH MOTRONIC DIESEL · 116 CV (85 kW) · 2500 cc · Diesel sovralimentato

ECU DatabaseBMW › BMW 5 SERIES E34 525td 2.5L L6 12V 85kW/114HP Motronic

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) 6 firmware versions

Vehicle data

BrandBMW
Model5 SERIES E34
Engine525td 2.5L L6 12V 85kW/114HP Motronic
Stock power116 CV / 85 kW
Displacement2500 cc
FuelDiesel sovralimentato
Vehicle typeAuto

ECU

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

Available tuning operations / options:

  • Injection at part load
  • Injection correction
  • Torque limiter

Firmware identifiers (6)

Hardware No.Software No. (chip)VersionUpdate softwareECU
02810011752287358412 1.41.013 BOSCH MOTRONIC DIESEL
02810011752287358413 1.41.007 BOSCH MOTRONIC DIESEL
02810011752287358653 1.41.005 BOSCH MOTRONIC DIESEL
02810012952537355319 1.41.005 BOSCH MOTRONIC DIESEL
02810012982537355406 1.41.008 BOSCH MOTRONIC DIESEL
02810012982537355407 1.41.005 BOSCH MOTRONIC DIESEL

ECU notes

Original EPROM 27C256 DIL 28 pins. Original EPROM 87C257 DIL 28 pins This EPROM manage the main injection map.
Original EPROM 27C256 DIL 28 pins. Original EPROM 87C257 DIL 28 pins This EPROM manage the boost pressure and/or injection angle.
Original EPROM 27C256 DIL 28 pins. This EPROM manage the main injection map.