P0797: Pressure Control Solenoid C Stuck On
What Does P0797 Mean?
P0797 is a diagnostic trouble code indicating: Pressure Control Solenoid C Stuck On. This code relates to the transmission system. It has been reported in NHTSA complaints across 2 different vehicle models.
Symptoms of P0797
- ⚠️ Check engine light illuminated
- ⚠️ Jerking or surging while driving
- ⚠️ Transmission slipping
Common Causes
- 🔍 Throttle body or throttle position sensor issue
P0797 Reports by Year
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"MY 2005 NISSAN MAXIMA IS ALSO SHOWING SIGNS OF TRANSMISSION PROBLEMS. I HAVE BEEN EXPERIENCING JERKY SHIFTS WHEN CHANGE GEARS. I TOOK MY CAR TO THE NISSAN DEALERSHIP IN NEWBURGH NY , (WHICH I DON'T RECOMMEND!!! ) THE CAR CAME BACK WITH CODE P0797 , PRESSURE CONTROL SOLENOID VALVE STUCK ON. THEY LOOK"
— Nissan Maxima owner, 06/16/2011
"THE TRANSMISSION ON MY ACADIA HAS DIED. MY WIFE WENT TO PICKUP OUR SON FROM A FRIEND'S HOUSE. THE CAR DROVE FINE ON THE WAY OVER. WHEN THEY GOT BACK IN THE CAR, TO LEAVE, THE CAR WOULD NOT GO INTO GEAR. SHE COULD MOVE THE SHIFT LEVER INTO REVERSE BUT THE CAR WOULDN'T GO. THE ENGINE WOULD JUST R"
— Gmc Acadia owner, 09/21/2013
"DUE TO DECELERATION THE MECHANIC REPLACED THE THROTTLE BODY. AFTER THAT THE VEHICLE DECELERATES OFTEN DRIVING DOWN THE STREET AND SEEMS TO SLIP INTO NEUTRAL. ALSO WILL JUST DIE AT TIMES. NOW THEY ARE SAYING A NEW TRANSMISSION EVEN THOUGH IT WAS REPLACED 13 MONTHS AGO. CODES P07756 P0797 STUCK ON P"
— Gmc Acadia owner, 12/05/2016
Source: NHTSA Complaints Database
Most Reported Vehicles for P0797
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | GMC ACADIA | |
| 2 | NISSAN MAXIMA |
P0797 Reports by Vehicle
Detailed NHTSA complaint analysis for each vehicle model.
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
- 🔧 Test the relevant sensor(s) with a multimeter before replacing
- 🔧 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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1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
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2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
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3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.