Shift Low To High - Phase 1
| 1 - PULLEY RATIO LINKAGE | 5 - SECONDARY VALVE |
| 2 - STEPPER MOTOR | 6 - SECONDARY PULLEY |
| 3 - RATIO CONTROL VALVE | 7 - PRIMARY PULLEY |
| 4 - LINE PRESSURE | - |
When the line pressure circuit is closed by the ratio control valve, the line pressure is not applied to the primary pulley.
When the secondary valve moves downwards, line pressure is applied to the secondary pulley.