Looking to access ECM & TCM?
How to remove ECU and TCU Modules
“WARNING: I have done this procedure twice – once with battery lines connected and once with negative line disconnted. I didn’t see any difference. However I would disconnect it if I have to do it again just in case. Do at your own risk! If you decide to disconnect a negative line from a battery, make sure you have a your audio system unlock code. You will be prompted for it after you connect a battery back again.”
1. Tools you’ll need: hex socket M10, screwdriver, thin metal stick
2. Location: TCM is located in a black rectangular box at front right side with yellow sticker on it
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