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error code and ecm

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Old Feb 17, 2005 | 04:22 PM
  #1  
irocbarry's Avatar
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From: Montana
Car: 85 IROC
Engine: L-69 305
Transmission: T-5 manual
error code and ecm

ive been getting an intermitant code 42, wich is the ignition module, and when its on i lose the electronic advance

well i just undug it from the snow and went to see if i could find the problem, well when i rechecked the codes it gave me a 24, 42, and 45

unplugged the battery and checked the connections on the ecm, unplugged and replugged a couple times

restart car and now back to just the code 42

ive replaced the ignition module and checked all wiring and connectors i can think of

next guess is replace the ecm?

any of you guys have any other ideas to try first? or is the ecm the next move
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Old Feb 23, 2005 | 05:44 PM
  #2  
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From: Montana
Car: 85 IROC
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so nobody has any ideas on what to do next
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Old Feb 26, 2005 | 05:27 PM
  #3  
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Can you verify with a continuitry check (not visually) that the EST Bypass and KS connectors are intact?
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Old Feb 27, 2005 | 12:36 AM
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From: Montana
Car: 85 IROC
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Transmission: T-5 manual
what

whats the EST bypass and ks connectors
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