P0191: Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1
What Does P0191 Mean?
P0191 is a diagnostic trouble code indicating: Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1. This code relates to the fuel and air metering system. It has been reported in NHTSA complaints across 7 different vehicle models.
Symptoms of P0191
- ⚠️ Check engine light illuminated
- ⚠️ Hesitation during acceleration
- ⚠️ Engine misfires
- ⚠️ Loss of engine power
- ⚠️ Knocking or pinging noise
- ⚠️ Vehicle enters limp/reduced power mode
Common Causes
- 🔍 Weak or failing fuel pump
- 🔍 Sensor or control module malfunction
P0191 Reports by Year
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"WHILE DRIVING IN A PARKING LOT THE VEHICLE SHUT OFF COMPLETELY WITHOUT WARNING CAUSING LOSE TO ALL POWER SYSTEMS. THE VEHICLE WOULD NOT START, DEALER STATED THAT THE FUEL PUMP DRIVER CONTROL MODULE IS THE CAUSE OF THIS. THEY FURTHER STATED IT IS A COMMON ISSUE AND SHOULD HAVE A RECALL OR SOME THING "
— Ford F-150 owner, 02/04/2012
"GETTING CODE P0191 AND P0193 ALL REFER TO FUEL RAIL PRESSURE SENSOR, MAKING THE CAR CUT ON FUEL AND LOSE SPEED AND MAKE YOU STOP NO MATER IF YOU ARE RUNNING IN THE FREEWAY OR HIGH WAY, IT'S CREATING A HAZARD TO OTHER DRIVERS TO CRASH ON YOU WHEN THIS HAPPEN. REPLACE THE FUEL RAIL PRESSURE SENSOR "
— Ford Escape owner, 03/16/2013
"2013 Equinox Awd - Issue while driving and coming to a stop or low idle car stalls out while waiting to turn in intersection. Very scary car goes into limp mode after about 15 minutes of driving with engine light on. Have taken to dealer ship in 3/31/2022 code p0191 and p0172 vehicle runs roug"
— Chevrolet Equinox owner, 03/25/2022
Source: NHTSA Complaints Database
Most Reported Vehicles for P0191
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | VOLKSWAGEN JETTA | |
| 2 | CHEVROLET EQUINOX | |
| 3 | TOYOTA HIGHLANDER | |
| 4 | FORD F-150 | |
| 5 | FORD ESCAPE | |
| 6 | HYUNDAI TUCSON | |
| 7 | SUBARU FORESTER |
P0191 Reports by Vehicle
Detailed NHTSA complaint analysis for each vehicle model.
Frequently Asked Questions
Can I drive with this code?
Will this code cause my car to fail emissions?
How much does it typically cost to fix?
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
- 🔧 Clean or replace the mass air flow (MAF) sensor; check for vacuum leaks
- 🔧 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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Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.