TM 10-3930-675-24-1
TRANSMISSION CLUTCH CIRCUIT TROUBLESHOOTING - CONTINUED
0028 00
Table 3. Error Code 715 - Clutch K1 Open Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
If resistance is not as specified,
connector X172 located in the
move the cab to the transport
middle panel behind the
position (TM 10-3930-675-10)
operator's
seat.
Check
and remove the transmission
resistance at the loose part of
front access cover (WP 0142 00).
connector X172 between pins
3 and 7 (WP 0048 00-15).
Resistance should be 18 to 29
Ohms.
2. Check resistance. Disconnect
If resistance is not as specified or
and inspect connector 827
the 827 connector is damaged,
located on the top of the
replace the transmission (WP
transmission. Check resistance
0224 00).
at the mounted part of
connector 827 between pins 3
and 7 (WP 0048 00-15).
Resistance should be 18 to 20
Ohms.
3. Inspect the 827 connector and
If continuity is not present in
pins for damage and proper
either wire or connector 827 is
connection. Check continuity
damaged, replace engine and
of wires 1723 and 1727 (WP
transmission wiring harness (WP
0048 00-15).
0113 00).
4. Check connector, pins, and a. Repair or replace damaged
wires. Disconnect ECU (793).
connector (WP 0113 00).
Check the connector and ECU b. Replace damaged ECU (793)
pins 12, 13, and 32 for damage.
(WP 0080 00).
Check continuity of wires c. Replace open, damaged, or
A1723, A1727A, and A1727B
shorted wire.
(WP 0048 00-15).
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