P2440 on SUBARU IMPREZA
What P2440 Means on Your SUBARU IMPREZA
Real SUBARU IMPREZA 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."
"Got 2 codes on secondary air system p2440,p0410. Witch restricted me from passing safety inspection and have a check engine light. It seems to be an on going common problem."
Data from NHTSA Vehicle Complaints Database. All reports are filed by vehicle owners directly with the U.S. Department of Transportation.
Common Causes of P2440 on SUBARU IMPREZA
Percentages based on NHTSA complaint component analysis for this vehicle.
Complaint Trend by Year
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if your vehicle is covered.
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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.
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3
Compare repair quotes
Get 2-3 quotes. Dealer vs independent shop prices often differ 30-50% for the same repair.