Shift Low To High - Phase 1

Fig 1: Shift Low To High - Phase 1

Courtesy of CHRYSLER GROUP, LLC

1 - PULLEY RATIO LINKAGE

2 - STEPPER MOTOR

3 - RATIO CONTROL VALVE

4 - LINE PRESSURE

5 - SECONDARY VALVE

6 - SECONDARY PULLEY

7 - PRIMARY PULLEY

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.