No Mode Change

1. Defective inhibitor switch.
2. Defective mode switch.
3. Defective hold switch.
4. Defective throttle sensor.
5. Defective water temperature switch.
6. Defective vehicle speed sensor.
7. Defective pulse generator.
8. Defective 1-2 solenoid.
9. Defective 2-3 solenoid.
10. Defective 3-4 solenoid.
11. Defective lock-up solenoid.