Lexus IS Denso GEN1 original ECU files

Lexus IS Denso GEN1 engines

176 files across 10 engine variants and 7 engine codes. Listed most: 2.5 208hp (4GR-FSE), 41 files.

How to identify your Lexus IS Denso GEN1 file

How the numbers on this model with this ECU type start:

• HW 89661… 41 of the 41 files with a HW number, 100%
• SW 89663… 172 of the 172 files with a SW number, 100%

In the whole archive, 5 122 of the 5 122 files with SW 8966… are Denso units.

In the whole archive, 914 of the 914 files with HW 8966… are Denso units.

A HW number alone does not pick the file: 89661-53610 carries 5 SW versions here. Compare both numbers with your read.

Where do I find these numbers?

All Lexus IS Denso GEN1 HW and SW numbers

20 HW numbers and 168 SW numbers, by engine. Beside each HW, how many SW versions it carries. A number opens a file that shows it.