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
Finish Mission
Information/Maintenance
None.
639
Notify maintenance.
Short circuit to battery voltage or
open circuit at converter output
temperature sensor input - volt-
age too high.
Cables defective.
Sensor defective.
Connector pin broken.
Finish Mission
Information/Maintenance
None.
640
Notify maintenance.
Short circuit to battery voltage or
open circuit at converter output
temperature sensor input - volt-
age too low.
Cables defective.
Sensor defective.
Connector pin broken.
Finish Mission
Information/Maintenance
Gearshift quality is reduced,
due to another control mode
649
Notify maintenance.
Short circuit to battery voltage or
(operating mode: substitute
open circuit at engine speed input
clutch control).
- transmission ECU measures a
voltage higher than 7.0V at speed
input pin.
Cables defective.
Sensor defective.
Connector pin broken.
Finish Mission
Information/Maintenance
Gearshift quality is reduced,
due to another control mode
650
Notify maintenance.
Short circuit to ground at engine
(operating mode: substitute
speed input - transmission ECU
clutch control).
measures a voltage less than
0.45V at speed input pin.
Cables defective.
Sensor defective.
Finish Mission
Information/Maintenance
Gearshift quality is reduced,
651
Notify maintenance.
due to another control mode
Logical error at engine speed
(operating mode: substitute
input - transmission ECU mea-
clutch control).
sures engine speed over a thresh-
old and the next moment the
measured speed is zero.
Cables defective.
Sensor defective.
Incorrect sensor gap size.
0020 00-24
