Siemens SIMOS 8.5 original ECU files

Vehicles with a Siemens SIMOS 8.5

Siemens SIMOS 8.5 files are listed for 3 makes and 10 models, the most listed first.

How to identify your Siemens SIMOS 8.5 file

How the numbers on this ECU type start:

• HW 650S8… 6 of the 25 files with a HW number, 24%
• HW 4G090… 5 of the 25 files with a HW number, 20%

Where do I find these numbers?

Siemens SIMOS 8.5 map packs in figures

7 packs, 30 to 108 maps each, median 106.

Named by the most packs: Rail pressure 100%, Air quantity - Base map 100%, Volumetric pressure 100%, Injection enrichment 100%, Requested Lambda 100%, Spark Advance base map 100%, Calculated engine torque 100%, Optimal engine torque 100%.

All Siemens SIMOS 8.5 HW and SW numbers

20 HW numbers and 2 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.