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
Press RESET
Warning - Degraded
Gearshift quality is reduced,
Operation
652
Finish mission.
due to another control mode
Notify maintenance.
(operating mode: substitute
Short circuit to battery voltage or
clutch control).
open circuit at turbine speed
If there is also a failure at
input - transmission ECU mea-
output speed, transmission
sures a voltage higher than 7.0V
ECU shifts to neutral.
at speed input pin.
Limp home.
Cables defective.
Sensor defective.
Incorrect sensor gap size.
Press RESET
Warning - Degraded
Gearshift quality is reduced,
Operation
due to another control mode
653
Finish mission.
(operating mode: substitute
Notify maintenance.
Short circuit to ground at turbine
clutch control).
speed input - transmission ECU
If there is also a failure at
measures a voltage less than
output speed, transmission
0.45V at speed input pin.
ECU shifts to neutral.
Cables defective.
Limp home.
Sensor defective.
Press RESET
Warning - Degraded
Gearshift quality is reduced,
Operation
due to another control mode
654
Finish mission.
(operating mode: substitute
Notify maintenance.
Logical error at turbine speed
clutch control).
input - transmission ECU mea-
If there is also a failure at
sures turbine speed over a thresh-
output speed, transmission
old and at the next moment the
ECU shifts to neutral.
measured speed is zero.
Limp home.
Cables defective.
Sensor defective.
Incorrect sensor gap size.
Finish Mission
Information/Maintenance
Gearshift quality is reduced,
due to another control mode
655
Notify maintenance.
Short circuit to battery voltage or
(operating mode: substitute
open circuit at internal speed
clutch control).
input - transmission ECU mea-
sures a voltage higher than 7.0V
at speed input pin.
Cables defective.
Sensor defective.
0020 00-25
