TRW EMS2.2 original ECU files

Vehicles with a TRW EMS2.2

TRW EMS2.2 files are listed for 9 makes and 38 models, the most listed first.

How to identify your TRW EMS2.2 file

How the numbers on this ECU type start:

• HW 20995… 188 of the 782 files with a HW number, 24%
• HW 20977… 162 of the 782 files with a HW number, 21%
• HW 22346… 142 of the 782 files with a HW number, 18%
• SW 22343… 82 of the 766 files with a SW number, 11%

A HW number alone does not pick the file: 20977019P03 carries 30 SW versions here. Compare both numbers with your read.

Where do I find these numbers?

TRW EMS2.2 map packs in figures

2 packs, 29 to 34 maps each, median 31.5.

All TRW EMS2.2 HW and SW numbers

47 HW numbers and 148 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.