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1693 and 602 code...
Old 06-26-2006, 05:03 AM   #1 (permalink)
THenningsen
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Join Date: Jan 2005
Location: Birmingham, AL
Posts: 325
1693 and 602 code...

My truck displayed a 1693 and 602 code today. I haven't had any problems. I changed the tranny fluid and engine oil recently. any ideas what this is? From what I understand, these are ECM related but I'm looking for specifics.
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'02 2500 HO 6 speed, quad cab, 2wd, tuned by Jim Jessup, 144k miles

1 Timothy 1:15-16
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