P2764high severityPowertrain
Torque Converter Clutch Pressure Control Solenoid Stuck Off
on 2024 Kia EV9 Light Single Motor RWD · RWD
What this code means
The TCC pressure control solenoid is stuck in the off position.
Symptoms
- No torque converter lockup
- Higher RPM at highway speed
- Poor fuel economy
- Overheating transmission
Common causes
- Failed solenoid
- Contaminated fluid blocking valve
- Valve body stuck
Diagnostic steps
- Command TCC operation with scan tool
- Check for fluid contamination
- Pressure test
Repair notes
Replace solenoid. Check for debris in valve body.
Other Powertrain codes on this vehicle
P0070
Ambient Air Temperature Sensor Circuit
P0071
Ambient Air Temperature Sensor Range/Performance
P0072
Ambient Air Temperature Sensor Circuit Low
P0073
Ambient Air Temperature Sensor Circuit High
P0115
Engine Coolant Temperature (ECT) Sensor 1 Circuit
P0116
ECT Sensor 1 Circuit Range/Performance
P0117
ECT Sensor 1 Circuit Low Input
P0118
ECT Sensor 1 Circuit High Input
P0119
ECT Sensor 1 Circuit Intermittent
P0125
Insufficient Coolant Temperature for Closed Loop Fuel Control