2002 Dodge Neon Code Tranny P1684 Speedomter Wont Work Shift Out Frist Gear

2002 DODGE NEON
160 MILES
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have a code for tranny p1684 speedomter wont work wont shift out of frist gear
Apr 2, 2013 at 5:57 AM
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JACOBANDNICKOLAS
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P1684 Battery Disconnected in the last 50 Starts

That has nothing to do with the transmission not shifting. Since the speedo isn't working, chances are you have a bad vehicle speed sensor. Check that and let me know what you find.
Apr 2, 2013 at 7:05 AM
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