May 8, 2012 / Error Code 12 #1 F Forrest1357 New member Joined Sep 1, 2011 Messages 23 Location Marengo, IL. Tractor John Deere 3720 I just got an error code 12 on my JD 3720. Manual says its a stuck sensor. Does anyone have any ideas before I take it in to the dealer?
I just got an error code 12 on my JD 3720. Manual says its a stuck sensor. Does anyone have any ideas before I take it in to the dealer?
May 8, 2012 / Error Code 12 #2 K Ken Veteran Member Joined Apr 10, 2000 Messages 1,770 Location North Central Arkansas Tractor John Deere 4520, Looked at my book on 4520 says sensor supply voltage. And the tractor does not operate. What does your tractor do. Maybe a dealer problem ken
Looked at my book on 4520 says sensor supply voltage. And the tractor does not operate. What does your tractor do. Maybe a dealer problem ken
May 9, 2012 / Error Code 12 #3 Cocre Gold Member Joined Aug 23, 2008 Messages 424 Location Sandy Run, SC Tractor '06 John Deere 3320 From the 3X20 technical manual. Err 12 Sensor Supply voltage Voltage is out-of-range. Machine does not drive. Check the 673 series of wires and connections for a short or open circuit.
From the 3X20 technical manual. Err 12 Sensor Supply voltage Voltage is out-of-range. Machine does not drive. Check the 673 series of wires and connections for a short or open circuit.