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650J lgp with F3B3 Code

DIRTHAWK

Active Member
Joined
Oct 11, 2014
Messages
31
Location
Midwest
This is what I found.. F = fault.. 3 = transmission controller has diagnosed a problem in the transmission area.... B = ? not sure.... 3 = A possible short or open circuit. Is the machine tracking straight?
 

queticoahl

New Member
Joined
Apr 12, 2015
Messages
4
Location
Nebraska
Moves for 10 minutes then just stops!!!! Shut off machine and it moves for 5 minutes, down to restart and wont move at all!
Blade moves but machine just stops when code appears.

As it warms up it moves for less time
 

queticoahl

New Member
Joined
Apr 12, 2015
Messages
4
Location
Nebraska
Did you ever figure out the F3B3 problem? I have the same code.

I ended up replacing the entire computer board! fixed everything!

I had replaced the parking brake solenoid and retraced all of the wiring to it first.

Computer board was $$$$$.
 
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