TM10-3930-660-20 Table  2-3. Mechanical Troubleshooting (Cont’d) MALFUNCTION TEST OR INSPECTION CORRECTIVE  ACTION 26.  HIGH   TRANSMISSION  OIL  TEMPERATURE Step 1.  Check for low transmission oil level. Add oil as necessary, LO10-3930-660-12. Step 2. Check for high transmission oil level. If transmission oil level is too high, drain transmission oil down to the full mark, para. 9-7. Step 3. Check for low water level in engine cooling system. Add water to engine cooling system, para. 7-3. Check for leaks in engine cooling system. Refer to Tests 22 and 23 in this table. Step 4. Check for low main pressure. Refer to Test 31,  LOW Main  Pressure,  in  this  table. Step 5. Check for low torque converter out pressure. Refer to Test 25, Low Troque Converter Out Pressure, in this table. Step 6. Check  for  clogged  or  dirty  transmission  oil  cooler/radiator.  Replace transmission oil cooler/radiator if necessary, para. 7-3. Step 7. Check  for  operation  of  vehicle  too  slow  for  gear  selected. Downshift transmission at a higher speed, TM10-3930-660-10. Step 8. Check for vehicle brakes dragging. Check parking and service brakes for dragging condition. Repair brakes as  required.   Refer to Tests 36-40 in this table. Step 9. Check for restricted oil lines to transmission oil filter and cooler. Clean or replace lines as necessary, para. 9-9. Step 1. Check for low transmission oil level. Add oil as needed, LO10-3930-660-12. 2-40