P0868Transmission

Transmission Fluid Pressure Low

P0868 means transmission fluid pressure is below the expected level. It can be from low fluid, a failing pump, a stuck pressure control solenoid, or internal wear.

🚗 Risky. Low transmission fluid pressure can cause slipping and rapid internal damage. Address it soon.
HIGH
severity
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🎯 Top Causes, Ranked by Likelihood

#1Low transmission fluid$80-$300
30%
Low fluid directly lowers system pressure.
#2Faulty pressure control solenoid$150-$600
25%
The solenoid cannot maintain proper pressure.
#3Worn oil pump or leaks$400-$1800
25%
A worn pump or internal leak reduces pressure.
#4Faulty pressure sensor$50-$300
20%
A bad sensor can falsely report low pressure.

🩺 Common Symptoms

💰 Repair Cost: DIY vs Shop

DIY Cost
$80-$600
Shop Cost
$200-$1800

📋 Free OBD2 Code Cheat Sheet

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

🔧 How to Diagnose P0868

1Check the fluid level and condition first
2Scan for solenoid and sensor codes
3Test the pressure control solenoid and sensor
4Inspect the pump and internals if pressure stays low

❓ Frequently Asked Questions

Can I drive with P0868?
Risky. Low pressure causes slipping and can quickly damage the transmission. Fix it soon.
How much to fix P0868?
A fluid or sensor fix is modest; pump or internal repairs cost far more.
Is P0868 serious?
Yes. Low line pressure is one of the more damaging transmission conditions.

🔗 Related Codes

P0869P0870P0871P0745
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