I need some step by step instructions how to do this. I bought a used one and need help installing it in my car please.
Feb 29, 2012 at 3:58 PM
How do you change out a faulty ecu and put in another in a lexus es300 1994 model?
LARRYYARB
- MEMBER
- 25 POSTS
Lets just hope that it will work-disconnect the battery,remove the wiring connectors on the computer-replace it-hook battery back up-if you encounter problems -could be the computer is going thru a relearning process due to battery disconnection
Feb 29, 2012 at 4:28 PM
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