TM 10-3930-675-20-1
0029 00-7
MISCELLANEOUS TRANSMISSION FAILURE TROUBLESHOOTING - CONTINUED
0029 00
Table 6. Error Code 762 - 2WD/4WD Connection Valve Circuit, Short Circuit to Battery Failure
Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 762 - 2WD/4WD Connection Valve
Circuit, Short Circuit to Battery Failure
5. Check continuity between
connector 606, located on
lower
right
side
of
transmission, pin 1 and
connector X172 pin 14 and
between connector 606 pin 2
and connector X172 pin 15.
a. If continuity is not present,
repair or replace connectors
(WP 0111 00).
b. If wiring harness must be
replaced, notify SRA.
6. Disconnect connector on
transmission ECU (793).
Check continuity between
ECU (793) pin 11 and
connector X172 pin 14 and
between ECU (793) pin 53
and connector X172 pin 15.
a. If continuity is not present,
repair or replace connectors
(WP 0111 00).
b. Replace solenoid 606 at
2WD/4WD shift valve (WP
0169 00).
c. If wiring harness must be
replaced, notify SRA.
Table 7. Error Code 763 - 2WD/4WD Connection Valve Circuit, Open Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 763 - 2WD/4WD Connection Valve
Circuit, Open Circuit 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 at 2WD/4WD
shift valve.
Connect loose or disconnected
connector.
