TM 10-3930-675-20-1
0013 00-3
ECU-TO-ECU COMMUNICATIONS TROUBLESHOOTING - CONTINUED
0013 00
Table 3. Error Code 107 - Cable Failure Between Tophandler ECU (791) and Display ECU (795)
Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 107 - Cable Failure Between
Tophandler ECU (791) and Display ECU (795) -
Continued
3. Check that electrical wiring
and connectors X180 and
X185 along right side of
boom are secure.
Connect any loose or missing
connections.
4. Remove
cover
from
tophandler junction box and
ensure that tophandler ECU
(791)
connector
1
and
junction box internal wires
and connectors are secure
(WP 0076 00).
Connect any loose or missing
connections. Install tophandler
junction box cover (WP 0076
00).
5. Check for continuity between
connector X152 pins 1 and 2
and connector X161 pins 4
and 5.
If continuity is not present,
repair or replace connectors (WP
0111 00).
6. Check for continuity between
connector X161 pins 4 and 5
and junction box X185 pins 4
and 5.
If continuity is not present,
repair or replace connectors (WP
0111 00).
7. Check for continuity between
connector X185 pins 4 and 5
and connector X180 pins 4
and 5.
If continuity is not present,
repair or replace connectors (WP
0111 00).
8. Access display ECU (795)
inside drivers control panel
(WP 0080 00).
9. Disconnect
display
ECU
(795) connector and check for
continuity
between
ECU
connector pins 10 and 11 and
connector X152 pins 1 and 2.
a. If continuity is present,
reconnect display ECU (795)
connector to drivers control
panel.
b. If continuity is not present,
repair or replace connectors
(WP 0111 00). Connect
display ECU (795) connector
to drivers control panel.