C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Think I fried the ECM - DAMIT!

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Old Aug 10, 2003 | 05:27 PM
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Z06_BluByU
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From: stop the fun suckers
Default Think I fried the ECM - DAMIT!

I was tring to log some data while driving with datamaster and I think i fried the ECM!! :(

this is what happened.. I plugged my laptop to the cable and the cable to
the ALDL port of the car.. then I put the car in the key on postition... I
hit start recording and while it was tring to connect I started the car..
when the car started the service asr light came on.. followed by the service
engine soon light (about 30 seconds later).Datamaster kept beeping and gave me a DTC error. I tried disconnecting the batter to clear the codes a few times but they always came back.. this was while i had the stock prom chip in..I also tried disconnecting everything, grounding myself and changing the chip to the piggy back one you sent me.. It still had the service asr light
on..etc..etc..

Next, i pulled the codes from the computer using the jumper method.. it
flashed the code 12 three times and then a code 26 three times and a code 72 three times... then back to the code 12..

as we all know what code 12 is.. the code 26 is something about solenoids
not getting enough power.. but also could be a bad ECM and the code 72 is
the TCC soelniod /gear selector switch.. but could also be a bad ECM as per
my book.. poopie! now what do I do?
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