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can't read ecu or write to ecu

Old Dec 31, 2013 | 06:26 PM
  #1  
crthomas1952's Avatar
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can't read ecu or write to ecu

I was able to read my ROM using EcuFlash and recorded logs with EvoScan, but in both cases it occurred after several failed tries. Don't know that I did anything different, just kept trying several times until it worked. That was several weeks ago.
Lately, I can't connect, "no response to any known code." I've read about the battery issue, so I tried my charger, then bought a Battery Tender Junior and used it twice. No luck. So, I tried the (bad?) advice I've seen to try to read while the car is running. It stalled, but after it stalled I couldn't read. If I've got this right, that means no problem with cable (1.3U), yes? Does it indicate that battery isn't doing it even when charged up, since I connected when running?
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Old Jan 1, 2014 | 09:31 PM
  #2  
jrainwater's Avatar
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What is your battery voltage with the car not running?
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