P0944: Hydraulic Pressure Unit Loss of Pressure
What Does P0944 Mean?
P0944 is a diagnostic trouble code indicating: Hydraulic Pressure Unit Loss of Pressure. This code relates to the transmission system. It has been reported in NHTSA complaints across 1 different vehicle models.
Symptoms of P0944
- ⚠️ Transmission slipping
P0944 Reports by Year
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"ON 3/14/2012 (31,604 MILES) WHILE PULLING OUT OF A PARKING SPACE THE TRANSMISSION STARTED TO GRIND AND THE VEHICLE LOST POWER. THE DEALER FOUND A STORED CODE R1790 AND RESET THE CODE UNABLE TO FIND FURTHER ISSUE. PICKED VEHICLE UP ON 3/15/2012 DROVE VEHICLE HOME. THE TRANSMISSION WAS NOTICEABLY SLI"
— Dodge Journey owner, 03/14/2012
"SOMETHING HAS GONE VERY WRONG IN MY TRANSMISSION. POSSIBLY TORK CONVERTER OR A PUMP CAUSING 2 ERROR CODES AND A HUGE WINDING NOISE UPON STARTING THE VEHICLE. THE ERROR CODES ARE P083B FOR THE TFPS AND P0944 HYDRAULIC PRESSURE UNIT. MY CAR IS 2013 AND WAS PURCHASED ON APRIL 7TH WITH 44,011 MILES ON "
— Dodge Journey owner, 09/13/2019
"To whom it may concern: My 2016 Dodge Journey Crossroad AWD (3.6L) is currently experiencing "P0944 Loss of Hydraulic Pump Prime" (See attached diagnostic report, vehicle_record_report.pdf from a local auto repair shop) The car was assembled in November 2015. The assembly date falls within the "
— Dodge Journey owner, 02/18/2025
Source: NHTSA Complaints Database
Most Reported Vehicles for P0944
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | DODGE JOURNEY |
P0944 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
- 🔧 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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2
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.