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SECTION 4 - TROUBLESHOOTING
4-6
TRANSMISSION
12x2 POWERSHIFT TRANSMISSION
The following list of error codes are shown on the gear display of the tractor if a fault is present. Listed
with the error codes are their possible causes, effects, and the corrective measures required. Detailed
trouble shooting information may be obtained by contacting a Buhler Versatile Dealer.
If the cause of the error code cannot be corrected by the measures suggested, contact your Buhler
Versatile dealer.
NOTE: Repairs and adjustments to the powershift control system require special service tools
and procedures to be performed by qualified technicians only; contact your Buhler Ve rsatile
dealer.
ERROR CODE CAUSE TO CLEAR CODE
PP
Input power has dropped below
10.4 volts for more than 0.1
seconds.
Low battery voltage
Loose connection
Bad ground
Bad power relay contacts
Contact Buhler Versatile dealer.
I1, I2, I3, I4, I5
Internal control problem Contact Buhler Versatile dealer.
TA
Output speed signal missing
transmission shifts to neutral if
clutch pedal depressed -- 1
st
engaged when clutch is released.
Contact Buhler Versatile dealer.
T2
Range selector switch combination
invalid.
Contact Buhler Versatile dealer.
T3
Clutch pedal signal out of range or
bottom pedal switch error.
Contact Buhler Versatile dealer.
T5
Engine load signal out of proper
range.
Contact Buhler Versatile dealer.
T6
Input speed sensor circuit shorted
or open.
Contact Buhler Versatile dealer.
T7
Output speed sensor circuit shorted
or open.
Contact Buhler Versatile dealer.
S1, S2, S3, S4, S5, S6,
S7, S8, S9
Designated solenoid shorted or
open.
Contact Buhler Versatile dealer.