No Converter Clutch Apply

1. Improper voltage supply to transmission electrical circuit.
2. Improper ground path for transmission electrical circuit.
3. Defective transmission electrical connector, wiring harness, pressure switch or solenoid.
4. Sticking converter clutch apply valve.
5. Cut or leaking solenoid O-ring or turbine shaft O-ring.
6. Misaligned oil pump wear plate or gasket.
7. High or uneven torque of oil pump to converter housing bolts.