P0971: Pressure Control Solenoid C Control Circuit High
What Does P0971 Mean?
P0971 is a diagnostic trouble code indicating: Pressure Control Solenoid C Control Circuit High. This code relates to the transmission system. It has been reported in NHTSA complaints across 1 different vehicle models.
Symptoms of P0971
- ⚠️ Traction control system activated
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"TL* THE CONTACT OWNS A 2014 SUBARU OUTBACK. WHILE DRIVING, THE TRACTION CONTROL, BRAKE, AND ATM OIL TEMPERATURE WARNING INDICATORS ILLUMINATED. WHEN THE FAILURE OCCURRED, THE GEARS AND CRUISE CONTROL FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO GROVE SUBARU OF SILVERTHORNE (171 9TH ST, SILVERTHORNE,"
— Subaru Outback owner, 07/11/2018
Source: NHTSA Complaints Database
Most Reported Vehicles for P0971
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | SUBARU OUTBACK |
Frequently Asked Questions
Is it safe to drive with this transmission code?
Do I need a full transmission rebuild?
How much does a transmission repair cost?
What To Do Next
Possible Fixes
- 🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
- 🔧 Check transmission fluid level and condition; top off or change if needed
- 🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)
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Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
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Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
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Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.