Everything NHTSA's vPIC database knows about this exact vehicle:
Decoding from NHTSA…
Vehicle history — accidents, title & owners
The decode above is what this vehicle is. For what it's been through — accidents, title brands, odometer, theft/total-loss and previous owners — pull a full history report.
NHTSA publishes the first 11 characters of the VIN with every complaint — that identifies the plant, model year, body and engine. So these are reports from cars built exactly like this one, not an average across the whole model.
3TMMU4FN4CM••••••2012 Toyota TACOMA
This build draws 2.4× more complaints than the average 2012 Toyota TACOMA build (6 vs 3).
6on this build
265on the model
104builds in total
Most reportedEngine 4Electrical System 1Fuel/propulsion System 1
What owners of this build wrote
EngineJun 2017
I was leaving work and pulling onto the highway when I noticed my check engine light came on, as well as the trac off light. I went to pull into traffic and immediately realized that whatever was wrong put my truck into limp mode and had a 2500 RPM limit. This was a 60 mph…
Unknown Or OtherJun 2017
P2442 toyota secondary air injection system switching valve stuck open bank 2 I have got this code three times now and the secondary air injection pump and valves will have to be replaced. There is 33,282 miles on the truck right now. Many, many, many complaints online about…
Fuel/propulsion SystemApr 2017
Secondary air valve sticks causing loss of power,,emission system while driving and stays on
Electrical SystemDec 2016
When I was leaving work the other night my 2012 tacoma went into limp mode and presented the cel and trac off lights on the dash. After reviewing the many blogs on the subject and taking the vehicle to the mechanics, I have found out that the secondary air valve is likely stuck…
EngineAug 2016
The secondary air injection pump failed at 62,000 miles. For specifics it showed the codes p2440 and p2442. This was known problem on the previous model tundras, the service mgr at rodland toyota said they had already replaced three pumps on trucks of the same year that week
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Owner complaints…
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Exact value for this VIN, adjusted for mileage
The original window sticker and factory options
Full research report as a PDF you can hand to a mechanic
Decoded via NHTSA vPIC. Recalls, complaints and safety from NHTSA; MPG from EPA fueleconomy.gov. Full history reports from our partner. VIN 3TMMU4FN4CM039093 · decoded Oct 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.