CONSTRUCTION
The ATF pressure switch is located in the output fluid passage of shift solenoid valve SLU, and it turns on and off in accordance with the output fluid pressure of shift solenoid valve SLU.
The ECM detects a malfunction in shift solenoid valve SLU used in lock-up control in accordance with the on or off signals from the ATF pressure switch located in the SLU output fluid passage.
| *1 | Lower Valve Body | *2 | ATF Pressure Switch |
| *a | ATF Pressure Switch Cross Section | - | - |