This bulletin provides the procedure to inspect the evaporative systemâs existing canister for loose charcoal, and if confirmed the new Auxiliary Canister Kit of this bulletin will be installed to improve evaporative system performance. The existing canister will not be replaced.
full bulletin at NHTSA ↗2012 Hyundai Tucson fuel system problems
moderate Owners of the 2012 Hyundai Tucson have filed 4 NHTSA complaints about the fuel system at roughly $1,200 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See fuel system across all vehicles →
Complaints
4
Recalls
0
Avg fix
$1,200
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering fuel system on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Hyundai is conducting a Service Campaign to inspect the existing charcoal canister for loose charcoal, and if confirmed a new auxiliary canister kit will be installed. The affected vehicles include: ⢠All 2010-2015 Tucson (LM) 2.4L Engine with ULEV emissions.
full bulletin at NHTSA ↗HYUNDAI: PROCEDURE INFORMATION PROVIDED ON SYMPTOMS AND INSPECTION OF FUEL LEVEL SENDER WITH CERTAIN SYMPTOMS. MODELS 2006-2011 SONATA, 2012 GENESIS, 2010 TUCSON.
full bulletin at NHTSA ↗HYUNDAI: INFORMATION REGARDING THE INSPECTION PROCEDURE FOR FUEL LEVEL SENDER AND SYMPTOMS OF CHECK ENGINE LIGHT ON, ERRATIC OR UNRESPONSIVE FUEL GAUGE OR FUEL GAUGE DOES NOT REACH FULL LEVEL AFTER FILLING UP. MODELS 2012-2014 GENESIS, 2006-2014 SONATA, 2010-2014 TUCSON.
full bulletin at NHTSA ↗HYUNDAI: THE THROTTLE CONTROL (ETC) BODY, ON SOME VEHIICLES, NEEDS TO BE CLEANED AND PROCEDURAL INFORMATION IS BEING PROVIDED, DUE TO DEPOSITS FOUND AT VALVE-TO-BORE INTERFACE. MODELS 2011-2013 ELANTRA, 2010-2013 GENESIS COUPE, 2010-2013 SANTA FE, 2006-2013 SONATA, 2010-2013 TUCSON.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 0 most recent
Had fuel system trouble with your 2012 Hyundai Tucson?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the fuel system problem on the 2012 Hyundai Tucson?
It's a documented issue but not catastrophic. 4 complaints have been filed. Repairs average $1,200 and most owners catch it before it causes a breakdown.
At what mileage does the fuel system typically fail?
Based on the 4 complaints filed, fuel system issues most often appear around 71,500 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $1,200 for fuel system repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to fuel system?
No active recalls currently cover fuel system issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2012/Hyundai/Tucson.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.