Check engine Code 31 -
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post #1 of 1 Old 10-01-2009, 07:47 AM Thread Starter
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1996 ZJ 
Join Date: Nov 2008
Location: Jacksonville, TX
Posts: 28
Check engine Code 31

1996 zj check engine light came on and it has a code 31. What is it and where should I start looking for the problem.

96 ZJ, 2" BB, 235 85 r16 Buckshots.
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