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): Description
Based on the ON/OFF condition of solenoid valve SL, the TCM controls the fluid pressure to the lock-up relay valve, and performs lock-up control.
DTC DETECTION CONDITION CHART
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| P2769 | TCM detects short in solenoid valve SL circuit 2 times when solenoid valve SL is operated (2 trip detection logic) |
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| P2770 | TCM detects open in solenoid valve SL circuit 2 times when solenoid valve SL is operated (2 trip detection logic) |
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Fail-safe function:
If the TCM detects a malfunction, it turns the shift solenoid valve SL OFF.