ETRS System Operation: Park
WARNING: This page is about a different variant/trim than selected.
Solenoids F and G are on. Solenoid G shuttles the mode enable valve to provide line pressure to transmission range control valves. Line pressure is directed by the transmission range control valves to the park on hydraulic circuit, which is used to assist the park servo return spring in overcoming the park servo apply fluid. Solenoid F prevents line pressure from entering the 1 Rev/6789C hydraulic circuit.