Full Lock-up
when the vehicle speed Increases, the PCM sends a signal to Av/T clutch pressure control solenoid
valve a to increase
A/l clutch pressure control solenoid valve A pressure (55), and the lock-up control valve
is moved to the left by the
increased pressure. Then torque increased converter pressure
(94) from the left side of the torque converter ls
completelV released at the tock-up control valve, and torque converter
pressure (91) engages the torque converter
clutch securely; the torque converter clutch is in full lock-up condition
NOTE;When used,
"left" or "right" indicates direction on the hydraulic circuit
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SHIFT VALVE A rnd D
CONTROL SOLENOIO VALVE A
(cont'd)
14-65