TM 10-3930-675-10-1
ERROR CODES - CONTINUED
0020 00
Table 4. Error Codes - Continued.
ERROR
DISPLAY
CODE
LAYOUT
DRIVER ACTION
ERROR CODE EXPLANATION
VEHICLE LIMITATIONS
Stop Vehicle
Warning - Degraded
Gearshift quality is reduced,
Operation
660
Press RESET.
due to another control mode
Finish mission.
(operating mode: substitute
Logical error at output speed
Notify maintenance.
clutch control).
input - transmission ECU mea-
If there is also a failure at
sures internal speed over a thresh-
turbine speed, transmission
old and at the next moment the
ECU shifts to neutral.
measured speed is zero.
Limp home.
Cables defective.
Sensor defective.
Stop Vehicle
Warning - Degraded
Gearshift quality is reduced,
Operation
due to another control mode
662
Press RESET.
(operating mode: substitute
Finish mission.
Output speed does not fit other
clutch control).
Notify maintenance.
speed signals. If transmission is
If there is also a failure at
not in neutral and shifting has fin-
turbine speed, transmission
ished, transmission ECU mea-
ECU shifts to neutral.
sures output speed as zero and
Limp home.
turbine or internal speed as not
equal to zero.
Cables defective.
Sensor defective.
Incorrect sensor gap size.
Finish Mission
Warning - Degraded
Error codes from transmission
Operation
ECU will not show.
684
Shut engine OFF/ON.
If code clears, resume
CAN message time-out from dis-
mission.
play computer.
If code remains,
Cable defective.
notify maintenance.
Defective display computer.
Finish Mission
Warning - Degraded
Error codes from transmission
Operation
685
Shut engine OFF/ON.
ECU will not show.
If code clears, resume
CAN message time-out from dis-
mission.
play computer.
If code remains,
Cable defective.
notify maintenance.
Defective steering computer.
Stop Vehicle
Stop Vehicle Immediately
Transmission ECU shifts to
713
Abort mission.
neutral.
Short circuit to battery voltage at
Notify maintenance.
Limp home.
clutch K1 - measured valve resis-
If there is also a failure at
tance is beyond limit, voltage at
another clutch, ECU shifts to
K1 valve is too high.
neutral.
Cables defective.
ECU will shut down.
Regulator defective.
0020 00-27