Lock-Up Control
WARNING: This page is about a different variant/trim than selected.
Lock-up control is to enhance delivery efficiency by preventing the torque converter from slipping, engaging the lock-up piston into the torque converter.
It operates lock-up solenoid control in response to a signal from A/T control unit (TCM) and lock-up control valve behavior control, engages or releases the lock up piston of the torque converter.
Lock-up Operating Condition Table
LOCK-UP CONTROL CHART
| Select Lever | D range | Sports Mode | |||
|---|---|---|---|---|---|
| Gear position | 5 | 4 | 3 | 5 | 4 |
| Lock-up | ◦ | ◦ | - | ◦ | ◦ |
Lock-up control valve control
- In the lock-up control valve, there is operating fluid pressure circuit linked into the lock-up piston and lock-up solenoid operates valve shift in response to a signal from the A/T control unit.
- Operating fluid pressure circuit that is applied to the lock-up piston chamber is controlled with the release or apply sides.