# Sr20det ecu

**URL:** https://forums.speedlife.net/t/sr20det-ecu/116962
**Category:** SON240sx Automotive
**Created:** [July 14, 2008, 11:22am UTC](https://forums.speedlife.net/t/sr20det-ecu/116962 "2008-07-14T11:22:08Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![b3ne](https://avatars.discourse-cdn.com/v4/letter/b/e480ec/32.png) [@b3ne](https://forums.speedlife.net/u/b3ne)
#### Post date: [July 14, 2008, 11:22am UTC](https://forums.speedlife.net/t/sr20det-ecu/116962/1 "2008-07-14T11:22:08Z")

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I just got an S14 blacktop + tranny and half the wiring harness. The problem is the ecu do anyone know what motor this ecu came from. The code is

CL 23710 58Y16  
A11-000 BG8

These are the numbers on the ecu. Thansk for your help.

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### Author: ![slipperysilvia](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/slipperysilvia/32/5485_2.png) [@slipperysilvia](https://forums.speedlife.net/u/slipperysilvia)
#### Post date: [July 14, 2008, 11:47am UTC](https://forums.speedlife.net/t/sr20det-ecu/116962/2 "2008-07-14T11:47:17Z")

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whats the big 2-3 digit # on the front?  
wc? na? wa?