Attached ECM pin out view with signal specs. Shows you what values should be. Verify power to the ECM. So example connector A50 pin #2 and connector B31 pin 104 black wire with brown stripe you should measure battery voltage with key on. Go through the spec. If all is good then you could have damaged the computer. Those things are so sensitive even electric static shock can damage them.
Images (Click to enlarge)
Thursday, October 20th, 2016 AT 9:34 AM