The 2009 Mercury Mariner has 1 NHTSA recall campaign affecting an estimated 740,878 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 422 complaints with NHTSA, most often about the steering. Last updated July 5, 2026.
Recall campaigns
STEERING14V2840002014-05-29740,878 affected
Defect
Ford Motor Company (Ford) is recalling certain model year 2008-2011 Ford Escape and Mercury Mariner vehicles manufactured August 18, 2006, through September 11, 2010. The affected vehicles have a steering torque sensor that may not be able to properly detect driver steering input. As a result, the system could…
Consequence
If power steering assist is lost, greater driver effort would be required to steer the vehicle at low speeds, increasing the risk of a crash.
Remedy
Ford will notify owners, and dealers will update the software for the power steering control module (PSCM) and the instrument cluster module, free of charge. If a vehicle shows a history of a loss of the torque sensor signal or fault codes relating to the PSCM when the vehicle is brought in for the recall remedy,…
Complaints by component
STEERING
166
3crashes1injuries
ENGINE
53
POWER TRAIN
41
VEHICLE SPEED CONTROL
41
1crashes
ELECTRICAL SYSTEM
21
1injuries
FUEL/PROPULSION SYSTEM
15
UNKNOWN OR OTHER
15
1crashes
FUEL SYSTEM, GASOLINE
14
SERVICE BRAKES
11
2crashes1injuries
ENGINE AND ENGINE COOLING
7
Total complaints422
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“My vehicle was returned to me following a torque sensor replacement on 4/9/2026 in poor condition (locked steering and a catastrophic gash in the driver-side tire) rendering it undrivable and unsafe. Crossroads ford of prince george shop's inspection report claims the tire damage was pre-existing,…”
“My vehicle was returned to me following a torque sensor replacement on 4/9/2026 in poor condition (locked steering and a catastrophic gash in the driver-side tire) rendering it undrivable and unsafe. Crossroads ford of prince george shop's inspection report claims the tire damage was pre-existing,…”
“The contact owns a 2009 mercury mariner. The contact stated that while driving at undisclosed speeds on several occasions, the steering wheel started shaking abnormally. The contact added that on several occasions while driving at undisclosed speeds, the vehicle lost power steering functionality,…”
“The power steering stopped working. A note did appear to let me know it wasn’t working. I took it in to the mechanic and he confirmed the power steering wasn’t working.”
“My steering has been locking while I am driving and causing loss of steering and control of car. I have contacted crossroads dealer and I have not gotten a response as I am now aware there has been a safety recall on this vehicle.”
“Drivers rear shock rusted off the wheel well causing wheel to snap and metal frame to hit the ground while I was traveling 40 mph. At this time the other wheels locked up and started squealing causing loss of control of vehicle shooting me across lanes and hitting curbs on both sides. This was…”
“Drivers rear shock rusted off the wheel well causing wheel to snap and metal frame to hit the ground while I was traveling 40 mph. At this time the other wheels locked up and started squealing causing loss of control of vehicle shooting me across lanes and hitting curbs on both sides. This was…”
“Drivers rear shock rusted off the wheel well causing wheel to snap and metal frame to hit the ground while I was traveling 40 mph. At this time the other wheels locked up and started squealing causing loss of control of vehicle shooting me across lanes and hitting curbs on both sides. This was…”
Defect investigations
InvestigationDP15001 Opened 2015-04-01 · closed 2018-06-14
Loss of power steering while driving
On May 27, 2014, amended June 2, 2014, Ford Motor Company (Ford) submitted a Defect Information Report (DIR) to NHTSA describing a safety defect that may result in a sudden loss of power steering assist while driving in approximately 746,067 model year (MY) 2008 through 2011 Ford Escape vehicles equipped with…
InvestigationPE13003 Opened 2013-02-21 · closed 2014-02-28
Electronic Throttle Body Malfunction
On February 21, 2013, the Office of Defects Investigations (ODI) opened Preliminary Evaluation PE13-003 to investigate allegations of electronic throttle body (ETB) failures resulting in sudden reduction of engine power in model year (MY) 2009-2013 Ford Escape, Fusion, Mariner and Milan vehicles. During this…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2009 Mercury Mariner as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.