TM 10-3930-675-20-1
0013 00-1
ECU-TO-ECU COMMUNICATIONS TROUBLESHOOTING
0013 00
THIS WORK PACKAGE COVERS
Error Code 105 - Communication Failure Between Dis-
play ECU (795) and Servo ECU (790)
Error Code 106 - Communications Failure Between
Display ECU (795) and Tophandler ECU (791)
Error Code 107 - Cable Failure Between Tophandler
ECU (791) and Display ECU (795)
Error Code 108 - Cable Failure Between Tophandler
ECU (791) and Servo ECU (790)
Error Code 109 - Cable Failure Between Servo ECU
(790) and Display ECU (795)
Error Code 110 - Communication Failure Between Dis-
play ECU (795) and Steering ECU (792)
Error Code 111 - Communication Failure Between Dis-
play ECU (795) and Transmission ECU (793)
Error Code 112 - Communication Failure Between Dis-
play ECU (795) and Engine ECU (794)
Error Code 345 - Communication Failure Between
Steering ECU (792) and Display ECU (795)
Error Code 346 - Communication Failure Between
Steering ECU (792) and Transmission ECU (793)
Error Code 684 - Communication Failure Between
Transmission ECU (793) and Display ECU (795)
Error Code 685 - Communication Failure Between
Transmission ECU (793) and Steering ECU (792)
Error Code 1285 - Engine Detects a Communication
Failure on the J1939 Datalink
Error Code 1286 - Engine Detects a Communication
Failure on the J1939 Datalink
INITIAL SETUP
References
TM 10-3930-675-10
ECS Display/CAN-BUS (A34647.0200) (WP 0199
00-2)
Tools and Special Tools
Test lead, female (Item 50, WP 0204 00)
Test lead, male (Item 51, WP 0204 00)
NOTE
Refer to WP 0004 00 for additional troubleshooting guidance, information, and illustrations that locate criti-
cal components.
Table 1. Error Code 105 - Communication Failure Between Display ECU (795) and Servo ECU (790)
Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 105 - Communication Failure
Between Display ECU (795) and Servo ECU
(790)
Perform troubleshooting pro-
cedures for error codes 107, 108,
and 109.
