ECM swap.. now anti theft.. ideas? - Tuning Forum

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ECM swap.. now anti theft.. ideas?
Wednesday, January 09, 2008 5:15 PM
1996 cav 2.2

Started out have a no spark problem.. went through the whole car sensors and ign module.. and nothing helped.. getting crank rpm.. ran a good scan tool and came up with a ECM/PCM over heat code..

when swapping out the old one i started the car up after banging the old ECM around and the car fired right up.. ran for 5 minutes and died.. I decided that it must be a fried ECM so i did some digging and found a ECM out of an identical car.. same engine trans options (not sure about gears)..

Got in with the new ECM in and the car fired right up.. a few seconds lator it died. and the anti-theft starting blinking..

i was told to let the key forward for 10 minutes bring it back to off and start it.. i did and the car sputtered like it was getting no fuel.. the anti-theft is no longer blinking and the car isnt starting.. im trying the relearn process 3 times so i didnt check for spark or fuel yet..


sounds like an anti theft problem?????????????? how can i fix it???????

Re: ECM swap.. now anti theft.. ideas?
Tuesday, April 29, 2008 1:14 PM
after the light turn off, don't go back to "off" position, start it immediately



http://aemecotec.monchar.com/
Re: ECM swap.. now anti theft.. ideas?
Tuesday, April 29, 2008 1:23 PM
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