TM 10-3930-675-24-1
ECU-TO-ECU COMMUNICATIONS TROUBLESHOOTING - CONTINUED
0014 00
Table 5. Error Code 108 - Cable Failure Between Tophandler ECU (791) and Servo ECU (790)
Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 108 - Cable Failure Between 1. Inspect the CAN-BUS cable Replace damaged cable (WP
Tophandler ECU (791) and Servo ECU (790).
and connector (X185) that is 0220 00).
mounted on the right side of
the boom for damage.
2. Check continuity between If continuity is not present, repair
X161 pin 1 and ECU (790) or replace damaged wires or
connector 1 pin 2, and X161 connectors (WP 0113 00).
pin 2 and ECU (790) connector
1 pin 3 (WP 0048 00-2).
3. Check continuity between If continuity is not present,
X161 pin 1 and X185 pin 1, replace damaged cable (WP 0113
and X161 pin 2 and X185 pin 00).
2 (WP 0048 00-2).
4. Remove the cover to the If continuity is not present,
tophandler junction box. replace damaged cable (WP 0220
Check continuity between 00).
X185 pin 1 and X180 pin 1,
and X185 pin 2 and X180 pin
2 (WP 0048 00-2).
5. Check continuity between a. If continuity is not present,
X180 pin 1 and ECU (791)
repair or replace damaged
connector 1 pin 4, X180 pin 2
wires or connectors (WP 0113
and ECU (791) connector 1 pin
00).
5 (WP 0048 00-2).
b. If continuity is present, replace
ECU (791) (WP 0080 00).
c. Replace ECU (790) (WP 0080
00).
0014 00-6
