DTC P2769: Short in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL); DTC P2770: Open in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL) [12/2013 - 11/2016]: Description
WARNING: This page is about a different car, the 2016 Toyota Highlander, 2015 Toyota Highlander, and 2014 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
Shift solenoid valve SL is turned on and off by signals from the TCM to control the hydraulic pressure acting on the lock-up relay valve, which then controls operation of the lock-up clutch.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Memory |
|---|---|---|---|---|---|
| P2769 | Short in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL) | TCM detects a short in the shift solenoid valve SL circuit when the shift solenoid valve SL is operated (2 trip detection logic). |
|
Comes on | DTC stored |
| P2770 | Open in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL) | TCM detects an open in the shift solenoid valve SL circuit when the shift solenoid valve SL is not operated (2 trip detection logic). |
|
Comes on | DTC stored |
Fail-safe function:
If the TCM detects a malfunction, it turns shift solenoid valve SL off.