Powertrain
generic / SAE
P2756
Torque Converter Clutch Pressure Control Solenoid
A general fault in the torque converter clutch (TCC) pressure control solenoid. Lockup feel and slip control are degraded.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number7 / 56
Possible causes
- Aged solenoid coil resistance drift high
- Worn valve body bore around the solenoid medium
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 300–2500 €
- Estimated time: 2–8 h
- Component: tcc pressure solenoid
- Component: torque converter
- MIL / check engine light
Sources
References
sae:J2012