What Does P2756 Mean?
The Transmission Control Module (TCM) has detected a general malfunction with the Torque Converter Clutch (TCC) pressure control solenoid. This solenoid regulates hydraulic pressure to engage and disengage the torque converter clutch for optimal fuel economy and transmission operation.
Common Causes
35%
Failed TCC pressure control solenoid valve
25%
Low or contaminated transmission fluid causing hydraulic issues
20%
Internal transmission valve body wear or sticking valves
15%
Wiring harness damage or corroded connector to TCC solenoid
5%
Failed Transmission Control Module (TCM)
Diagnostic Steps
1
Step 1: Check transmission fluid level and condition; look for contamination, burnt smell, or metal particles
2
Step 2: Inspect transmission wiring harness and TCC solenoid connector for damage, corrosion, or loose pins
3
Step 3: Using scan tool, monitor TCC solenoid command vs actual pressure readings during operation
4
Step 4: Perform solenoid resistance test (typically 10-30 ohms) and compare to manufacturer specifications
5
Step 5: If electrical tests pass, drop transmission pan and inspect solenoid, valve body, and internal hydraulic passages
Estimated Repair Cost
$250 - $1,200
Parts + labor, varies by vehicle and location
The Transmission Control Module (TCM) has detected a general malfunction with the Torque Converter Clutch (TCC) pressure control solenoid. This solenoid regulates hydraulic pressure to engage and disengage the torque converter clutch for optimal fuel economy and transmission operation.
The most common cause of P2756 (Torque Converter Clutch Pressure Control Solenoid) is: Failed TCC pressure control solenoid valve
Typical repair costs for P2756 range from $250 to $1,200, depending on the vehicle, location, and whether you do it yourself or go to a shop.
Vehicle is drivable but may experience poor fuel economy, harsh shifting, or transmission slipping. Continued operation may cause transmission overheating and internal damage.
Start by connecting an OBD2 scanner to read the code and any freeze frame data. Then follow the diagnostic steps specific to P2756 to identify the root cause.
OBDHut Mobile App
Scan codes directly from your car with the OBDHut app.
Coming Soon
Quick Info
Category
Powertrain
System
Automatic Transmission
Difficulty
Type
Generic (SAE)
Recommended Tools
OBD2 Scanner
A quality scan tool helps you read codes, view live data, and clear faults.
