TM 5-3805-290-23-1
TROUBLESHOOTING WITHOUT A DIAGNOSTIC CODE - CONTINUED
0008 00
Table 3. Transmission System Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Torque Converter Gets Hot 5. Perform Transmission Pressure Test
1. If necessary, replace transmission oil
6.
and Adjustment (WP 0014 00).
pump (WP 0178 00).
- Continued.
2. If problem still exists, replace
transmission (WP 0176 00).
1. Check transmission fuses (TM 5-3805- 1. If fuse is open, replace fuse.
7.
Transmission Does Not
290-10).
2. If problem still exists, go to Test 2.
Operate in Any Gear.
2. Connect MSD and check for active
1. Troubleshoot any active diagnostic
diagnostic codes (WP 0006 00).
codes.
2. If problem still exists, go to Test 3.
3. Verify system voltage is not low. Refer If system voltage is OK, go to Test 4.
to Malfunction 1, Table 2, Electrical
System Troubleshooting.
4. Perform Transmission Pressure Test
If system voltage is OK, go to Test 5.
and Adjustment (WP 0014 00).
5. Perform Transmission Control (Shift
1. If problem still exists, replace brake oil
Lever) Test (WP 0014 00).
pressure sensor (WP 0072 00).
2. If problem still exists, replace
transmission and torque converter (WP
0176 00).
Perform Transmission Pressure Test and
If problem still exists, replace transmission
8.
Transmission Slips in All
Adjustment (WP 0014 00).
and torque converter (WP 0176 00).
1. Check coolant level (TM 5-3805-290- 1. Add coolant as necessary.
9.
Transmission Gets Hot.
10).
2. If problem still exists, go to Test 2.
2. Check transmission oil level (TM 5-
1. Add oil as necessary.
3805-290-10).
2. If problem still exists, go Test 3.
3. Ensure operator is operating machine
1. If there is too much load causing torque
within specified parameters (TM 5-
converter to slip, return to normal
3805-290-10).
operation (TM 5-3805-290-10).
2. If problem still exists, go to Test 4.
4. Connect MSD (WP 0006 00) and
1. If gage is inaccurate, replace
monitor transmission temperature.
instrument cluster (WP 0051 00).
Compare result to gage.
2. If problem still exists, go to Test 5.
5. Check for air in transmission oil.
1. If air is present, find and repair source
of air.
2. If problem still exists, go to Test 6.
6. Check for restriction in transmission
1. Replace or unblock restricted or
oil cooler and lines (WP 0085 00 and
damaged components.
WP 0089 00).
2. If problem still exists, go to Test 7.
7. Check for leaks in transmission lines.
1. Replace damaged lines.
2. If problem still exists, go to Test 8.
