P2764Transmission

Torque Converter Clutch Pressure Control Solenoid Control Circuit Low

P2764 means the torque converter clutch pressure control solenoid control circuit voltage is lower than expected, often from a short to ground or a failed solenoid.

🚗 Not recommended for long. A low control circuit fault disrupts lockup.

HIGH

severity

🎯 Top Causes, Ranked by Likelihood

#1Short to ground in wiring$100-$350

40%

A short pulls the circuit low.

#2Failed TCC solenoid$150-$500

30%

An internally shorted solenoid reads low.

#3Corroded connector$80-$250

20%

Corrosion causes a low reading.

#4TCM driver fault$500-$1200

10%

The module output has failed low.

🩺 Common Symptoms

No or poor lockup
Poor fuel economy
Check engine light
Higher rpm at cruise
Possible limp mode

💰 Repair Cost: DIY vs Shop

DIY Cost

$100-$600

Shop Cost

$300-$1500

📋 Free OBD2 Code Cheat Sheet

The 50 most common codes with likely cause and DIY fix cost. Sent once, no spam.

🔧 How to Diagnose P2764

1Check fluid level and condition first

2Inspect wiring for shorts to ground

3Test the solenoid resistance

4Verify circuit voltage with a scan tool

❓ Frequently Asked Questions

Can I drive with P2764?

Only briefly. Loss of lockup hurts economy and generates heat.

What does circuit low mean?

Voltage is lower than expected, usually from a short to ground or a shorted solenoid.

How much to fix P2764?

Wiring fixes may be under $300; a solenoid runs $300-$800.

🔗 Related Codes

P2761P2762P2763P0742