Deceleration Lock-up

Deceleration Lock-up

Lock-up Control Solenoid Valve A: ON. Lock-up Control Solenoid Valve B: ON/OFF The transmission control module switches solenoid valve B on and off rapidly under certain conditions. The slight lock-up and half lock-up conditions are maintained so as to lock the torque converter fully.

Key to hydraulic flow diagram

Note: The components shown in this illustration have the same reference letters as those on the preceding pages.

• P Lock-up control solenoid valve A
• Q Lock-up control solenoid valve B
• V Lock-up shift valve
• W Lock-up control valve
• Z Torque converter

1. Lock-up timing valve
2. Torque converter check valve
3. Regulator valve
4. Oil cooler relief valve
5. Relief valve
6. Oil pump
7. Oil cooler
8. Modulator pressure
9. Line pressure