TM 10-3930-675-24-1
TRANSMISSION SPEED SENSORS TROUBLESHOOTING - CONTINUED
0027 00
Table 11. Error Code
659 -
Output Speed Sensor Failure, Short
Circuit to Chassis Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 659 - Output Speed Sensor Failure,
4. Check connector and pins.
If continuity is not present in any
Short Circuit to Chassis - Continued.
Inspect the 760 connector and
pins for damage and proper
present, or connector 760 is
connection. Check continuity
damaged, notify Sustainment
Maintenance to replace engine
wires 1731, 1732, and 1733
and transmission wiring harness.
5. Check connector pins and
a. Repair or replace damaged
wires. Disconnect ECU (793).
connector (WP 0113 00).
Check the connector and ECU
b. Replace damaged ECU (793)
pins 4 and 62 for damage.
(WP 0080 00).
Check continuity and for
c. Replace open or grounded
continuity to ground of wires
wire.
d. Replace the 760 output speed
00-14).
sensor (WP 0096 00).
Table 12. Error Code 660 -
Output Speed Sensor Failure,
Logical Error Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 660 - Output Speed Sensor Failure, Place ignition switch in OFF
If error code is still present,
Logical Error.
position for 30 seconds and then
perform troubleshooting pro-
back in ON position.
cedures for error code 658.
Table 13. Error Code 662 -
Output Speed Sensor Failure,
Logical Speed Error Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 662 - Output Speed Sensor Failure, Place ignition switch in OFF
If error code is still present,
Logical Speed Error.
position for 30 seconds and then
perform troubleshooting pro-
back in ON position.
cedures for error code 652, error
code 655, and/or error code 658.
0027 00-11