P0776Transmission

Pressure Control Solenoid B Performance or Stuck Off

P0776 means pressure control solenoid B is not performing correctly or is stuck off. Line pressure is not regulated as commanded, which affects shift quality and clutch apply.

🚗 Limited. A pressure control solenoid stuck off can cause slipping or harsh shifts and transmission damage.
MEDIUM
severity
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🎯 Top Causes, Ranked by Likelihood

#1Faulty pressure control solenoid B$150-$500
35%
A stuck or failed solenoid cannot regulate pressure.
#2Valve body wear or debris$300-$900
25%
A worn valve body prevents proper pressure control.
#3Low or degraded transmission fluid$100-$300
25%
Low or dirty fluid impairs solenoid operation.
#4Wiring or connector fault$100-$300
15%
A circuit fault prevents solenoid control.

🩺 Common Symptoms

💰 Repair Cost: DIY vs Shop

DIY Cost
$100-$500
Shop Cost
$200-$900

📋 Free OBD2 Code Cheat Sheet

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

🔧 How to Diagnose P0776

1Check fluid level and condition first
2Scan line pressure data with a scan tool
3Test the pressure control solenoid resistance and circuit
4Inspect or service the valve body if needed

❓ Frequently Asked Questions

Can I drive with P0776?
Only briefly. Poor pressure control causes slipping and can damage the transmission. Repair it soon and check fluid first.
What does a pressure control solenoid do?
It regulates line pressure for shift feel and clutch apply. Stuck off means it is not modulating pressure correctly.
How much to fix P0776?
A solenoid or fluid service is $200-$500. Valve body work can reach $900.

🔗 Related Codes

P0777P0745P0751P0756P0731
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