# ECU for testing purposes.

**URL:** <https://forums.speedlife.net/t/ecu-for-testing-purposes/122762>\
**Category:** SON240sx Automotive\
**Created:** [March 20, 2009, 10:37am UTC](https://forums.speedlife.net/t/ecu-for-testing-purposes/122762 "2009-03-20T10:37:50Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Dj-Infinit](https://avatars.discourse-cdn.com/v4/letter/d/7cd45c/32.png) [@Dj-Infinit](https://forums.speedlife.net/u/Dj-Infinit)\
**Post date:** [March 20, 2009, 10:37am UTC](https://forums.speedlife.net/t/ecu-for-testing-purposes/122762/1 "2009-03-20T10:37:50Z")

</div>

My car is throwing codes… 12, 13, 41, and 25… All which seems to be working properly. I just want to see if they are not working, or if my ecu has gone bad.

Its a 95 s14 obd1 i think… Thanks alot.