TM 10-3930-675-24-1
TRANSMISSION CLUTCH CIRCUIT TROUBLESHOOTING - CONTINUED
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Table 7. Error Code 719 - Clutch K3 Open Circuit to Battery Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 719 - Clutch K3 Open Circuit to 1. Check
for
resistance.
If resistance is not as specified,
Battery Failure.
Disconnect connector X172
move the cab to the transport
located in the middle panel
position (TM 10-3930-675-10)
behind the operator's seat.
and remove the transmission
Check resistance at the loose
front access cover (WP 0142 00).
part of connector X172
between pins 4 and 7 (WP
should be 18 to 20 Ohms.
2. Check
for
resistance.
If resistance is not as specified or
Disconnect
and
inspect
the 827 connector is damaged,
connector 827 located on the
replace the transmission (WP
top of the transmission. Check
0224 00).
resistance at the mounted part
of connector 827 between pins
4 and 7 (WP 0048 00-15).
Resistance should be 18 to 20
Ohms.
3. Check for continuity. Inspect
If continuity is not present in
the 827 connector and pins for
either wire or connector 827 is
damage
and
proper
damaged, replace engine and
connection. Check continuity
transmission wiring harness (WP
of wires 1724 and 1727 (WP
0113 00).
0048 00-15).
4. Check for continuity. Ensure
If continuity is present in any pin
connectors X172 and 827 are
combination continuity check,
disconnected.
Check
replace shorted engine and
continuity between the loose
transmission wiring harness (WP
part of X172 pin 4 and each
0113 00).
other pin of X172. There
should not be continuity
between the pins.
5. Check
for
continuity. a. Repair or replace damaged
Disconnect ECU (793). Check
connector (WP 0113 00).
the connector and ECU pins b. Replace damaged ECU (793)
12, 13, and 55 for damage.
(WP 0080 00).
Check continuity of wires c. Replace open or shorted wire.
A1724, A1727A, and A1727B
(WP 0048 00-15).
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