Siemens M3C original ECU files

Vehicles with a Siemens M3C

Siemens M3C files are listed for 9 makes and 14 models, the most listed first.

How to identify your Siemens M3C file

How the numbers on this ECU type start:

• HW S1800… 92 of the 103 files with a HW number, 89%

A HW number alone does not pick the file: S180037030Z9 carries 5 SW versions here. Compare both numbers with your read.

Where do I find these numbers?

Siemens M3C map packs in figures

3 packs, 13 to 15 maps each, median 15.

All Siemens M3C HW and SW numbers

13 HW numbers and 18 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.