CHECK ENGINE LIGHT

  • Tiny
  • tony folino
  • 2002 Dodge 600
  • 6 CYL
  • FWD
  • automatic

Check engine light is on code 1684 battery has been disconnected in last 50 startsI can make the check engine light go out for 1 or 2 days by disconnecting the neg battery post for 1 hr. The light then comes back on--- same code 1684 ---Now I am not a brainiac but I need help on this one. Is there a way to correct this? How or can I reset the computer?

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Friday, June 3rd, 2011 AT 9:15 PM

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  • Tiny
  • rasmataz
  • Member

Have the battery load tested-if okay could be a problem with the computer controlled of the alternator field generation circuit-

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Friday, June 3rd, 2011 AT 9:30 PM

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