P2440 on TOYOTA TACOMA
What P2440 Means on Your TOYOTA TACOMA
Real TOYOTA TACOMA Owner Reports (Source: NHTSA Complaints Database)
"On my 2012 tacoma the code p2440 and p2442 which represent a stuck open valve in the secondary air injection system. upon my research into this issue on forums i have learned this is a common problem with the toyota systems particularly the 2012 tacoma."
"Failure of the secondary air injection system p2440 and p2442, while the vehicle was moving onto a city street from a parking lot. when accelerating immediately there was a decrease in power and the check engine light along with the "trac off" light illuminating simultaneously."
"While on a road trip i had my check engine light come on while on the highway due to defective secondary injection valves being stuck closed/open. the codes i had for this issue is p2440 and p2442."
"Having trouble with my vehicles secondary air injection system, replacement parts are super expensive and have seen many people have the same issue, seems like a non-reliable component. always get the fault codes p2440 and p2442. i strongly beleive that this is a defective component."
"Cil and trac illumination with codes p2440 and p2442 caused the engine to go to limp mode with loss of power"
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 TOYOTA TACOMA
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.