P2444 on SUBARU WRX — AIR System Pump Stuck On Bank 1

Q: "What does P2444 mean on a SUBARU WRX?"

"P2444 indicates: AIR System Pump Stuck On Bank 1. This is a powertrain code. 2 SUBARU WRX owners have reported this to NHTSA."

Q: "What are the most common causes of P2444 on SUBARU WRX?"

"Based on 2 NHTSA reports, the most commonly cited components are: Engine And Engine Cooling, Electrical System,Fuel/Propulsion System. These percentages are based on the component field in owner complaints."

Q: "Is P2444 a safety concern on SUBARU WRX?"

"Of 2 NHTSA reports for P2444 on SUBARU WRX, 1 involved a fire. Always consult a qualified mechanic for any diagnostic trouble code."

Q: "What should I do if my SUBARU WRX shows P2444?"

"1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare."

What P2444 Means on Your SUBARU WRX

P2444 is a diagnostic trouble code indicating: AIR System Pump Stuck On Bank 1. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

2 SUBARU WRX owners have reported this issue to NHTSA across model years 2006-2017. Most reports come from the 2006, 2017 model years. The most commonly reported component is Engine And Engine Cooling (50.0% of reports).

Real SUBARU WRX Owner Reports

Source: NHTSA Complaints Database

"Code p1410 secondary air injection system switching valve stuck open. this is a common error many 2006 and up subaru impreza wrx owners are having. the emissions system is prone to fail due to carbon buildup or moisture and rust contaminating valves, leading to repairs costing $700 to $1500."

— 2006 SUBARU WRX owner · ENGINE AND ENGINE COOLING · Filed 01/31/2012

"Likely secondary air injection pump and/or its related relays, CEL P2444 came on 3 separate times."

— 2017 SUBARU WRX owner · ELECTRICAL SYSTEM,FUEL/PROPULSION SYSTEM · Filed 03/17/2025

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

1

'06

1

'17

Common Causes on SUBARU WRX

Based on NHTSA complaint component analysis for this vehicle.

ENGINE and ENGINE COOLING 50%

ELECTRICAL SYSTEM,FUEL/PROPULSION SYSTEM 50%

What To Do Next

1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does P2444 mean on a SUBARU WRX? ▾

P2444 indicates: AIR System Pump Stuck On Bank 1. This is a powertrain code. 2 SUBARU WRX owners have reported this to NHTSA.

What are the most common causes of P2444 on SUBARU WRX? ▾

Based on 2 NHTSA reports, the most commonly cited components are: Engine And Engine Cooling, Electrical System,Fuel/Propulsion System. These percentages are based on the component field in owner complaints.

Is P2444 a safety concern on SUBARU WRX? ▾

Of 2 NHTSA reports for P2444 on SUBARU WRX, 1 involved a fire. Always consult a qualified mechanic for any diagnostic trouble code.

What should I do if my SUBARU WRX shows P2444? ▾

1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.

P2444 on Other Vehicles

→ All codes reported on SUBARU WRX