TM 10-3930-675-20-1
0029 00-5
MISCELLANEOUS TRANSMISSION FAILURE TROUBLESHOOTING - CONTINUED
0029 00
Table 4. Error Code 747 - Backup Alarm Control Circuit, Open Circuit Failure
Troubleshooting Procedure - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 747 - Backup Alarm Control Circuit,
Open Circuit Failure - Continued
11.Check continuity between
connector X150 pin 7 and
connector X29 pin 3.
If continuity is not present,
repair or replace connectors (WP
0111 00).
12.Check continuity between
connector X29 pin 3 and
connector XK5 pin 5.
If continuity is not present,
repair or replace connectors (WP
0111 00).
13.Check continuity between
connector XK5 pin 5 and
connector relay 305 pin 85.
a. Replace relay 305 (WP 0073
00).
b. If continuity is not present,
replace transmission ECU
(WP 0079 00).
c. If wiring harness must be
replaced, notify SRA.
14.Check continuity between
connector X160 pin 10 and
connector X150 pin 7.
If continuity is not present,
repair or replace connectors
A1507 (WP 0111 00).
Table 5. Error Code 761 - 2WD/4WD Connection Valve Circuit, Short Circuit to Chassis Failure
Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 761 - 2WD/4WD Connection Valve
Circuit, Short Circuit to Chassis Failure
1. Remove cab transmission and
steering ECU panel cover and
check transmission ECU
connector
for
proper
connection (WP 0079 00).
Connect loose or disconnected
connector.
2. Remove cab rear wall center
panel cover and check
connection block X172 for
proper connections.
Connect loose or disconnected
connectors.
3. Move operator’s cab to
transport position and remove
transmission access covers
(WP 0135 00).
4. Check transmission electrical
harness
connector
606,
located on lower right side of
transmission,
for
proper
connection.
Connect loose or disconnected
connector.
