P0090: Fuel Pressure Regulator A Control Circuit/Open
What Does P0090 Mean?
P0090 is a diagnostic trouble code indicating: Fuel Pressure Regulator A Control Circuit/Open. This code relates to the fuel and air metering system. It has been reported in NHTSA complaints across 1 different vehicle models.
Symptoms of P0090
- ⚠️ Hesitation during acceleration
- ⚠️ ABS warning light on
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"The contact owns a 2019 Nissan Pathfinder. The contact stated that while driving at 82 MPH, the vehicle suddenly started to lose motive power while depressing the accelerator pedal without warning. The contact stated that the vehicle eventually resumed normal operation before the hesitation returned"
— Nissan Pathfinder owner, 12/04/2025
Source: NHTSA Complaints Database
Most Reported Vehicles for P0090
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | NISSAN PATHFINDER |
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
- 🔧 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.