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2011 Mercury Mariner steering problems

20 complaints (23% of all complaints for this car). Typical mileage when it fails: 129,000.

owner complaints
20
of this car's complaints
23%
typical mileage
129,000
crashes
0
recalls
1

Which part fails

Owners did not name a specific part.

At what mileage

Complaints by mileage at the time of the problem.

0k-25k
25k-50k
50k-75k
75k-100k
100k-125k
125k-150k
150k-175k
175k-200k
200k+

Mercury Mariner steering problems in other years

2005200620072008200920102011

Specific symptoms reported on the 2011 Mercury Mariner steering

Phrases found in the owners' own descriptions, so one complaint can mention several symptoms.

Power steering loss 6

Related recalls

Steering: electric power assist systemReported May 29, 2014 · 740,878 vehicles affected
What is wrong
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 remove the Electric Power Steering (EPS) assist.
Risk
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, the affected components will be replaced, free of charge. The recall began on July 18, 2014. Owners may contact Ford customer service at 1‑800‑392‑3673. Ford's number for this recall is 14S05.

Recall number 14V284000 · Recall details

Related investigations

Loss of power steering while drivingOpened April 1, 2015, closed June 14, 2018

On May 27, 2014, amended June 2, 2014, Ford Motor Company (Ford) submitted a Defect Information Report (DIR) to the federal safety agency 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 electric power assisted steering (the federal safety agency 14V‑284, Ford 14S05). Ford's DIR described the defect condition as a poor signal to noise ratio [SNR] in the torque sensor within the Electric Power Assisted Steering (EPAS) system [which] does not allow the PSCM to determine the driver's steering input. When the system detects this fault condition, it transitions the EPAS system to the fail-safe/manual steering mode.Ford's DIR indicates that loss of power steering assist while driving would require higher steering effort at lower vehicle speeds, which may result in an increased risk of a crash.Ford's remedy instructs dealers to check the Power Steering Control Module (PSCM) for Diagnostic Trouble Codes (DTCs) to determine the proper repair procedure. If no DTCs are present, dealers are to update the PSCM and instrument cluster module software. The updated PSCM software changes the torque sensor fault strategy so that the SNR condition does not result in a loss of power steering assist while driving.In addition, audible and visual warnings are provided for torque sensor faults.If DTCs indicating faults in the torque sensor, PSCM or Power Steering Motor (motor) are present in the initial recall inspection, the dealer performs the following repairs: 1) replaces the torque sensor for torque sensor faults (DTC B2278); or 2) replaces the steering column for faults related to the PSCM (DTC B1342) or motor (DTC B2277).Continued in attachment pages

DP15001

What 2011 Mercury Mariner owners say

Most recent owner complaints, unedited.

Filed May 19, 2026 · Steering · 96,000 miles · CA

The contact owns a 2011 Mercury Mariner. The contact stated that while driving at an undisclosed speed, the power steering became inoperable with no warning light illuminated. The vehicle was taken to the dealer, where it was diagnosed that the steering shaft port sensor had failed and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 96,000.

Filed Jan 24, 2025 · Steering · 141,968 miles · CO

The contact owns a 2011 Mercury Mariner. The contact stated that while attempting to make a turn from a complete stop, the steering wheel became significantly difficult to turn. The contact was able to turn the vehicle by using physical force. The contact stated that the failure persisted. The vehicle was taken to an unknown dealer, where it was diagnosed with electric power steering system torque sensor failure. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 141,968.

Filed Jul 5, 2023 · Steering · 125,000 miles · IL

The contact owns a 2011 Mercury Mariner. The contact stated while entering a fast-food drive-thru, the power steering warning light illuminated, and the steering wheel became difficult to turn. The vehicle was not diagnosed or repaired. A dealer was not contacted. Upon investigation, the contact associated the failure with the federal safety agency Campaign Number: 14V284000 (Steering) however, the VIN was not included. The manufacturer had not been informed of the failure. The failure mileage was approximately 125,000.

Filed Jan 21, 2023 · Steering · GA

While my wife was driving the vehicle, the power assisted steering failed and produced a "power assist fault code" on the display. The car became too hard for a 74 year old woman to be able to steer. I took the car to the Ford dealer near me who confirmed it was the steering torque sensor had failed and needed to order in one and would cost $600 to replace. I did a VIN search on your data base, but it didn't show any recalls for this problem. However a google search showed a recall for my vehicle make, model and date of manufacturer and part of the Ford 14SO5 recall. The information on your web site shows that Mercury Mariners manufactured prior to Sept.11, 2010 were affected. Mine was manufactured in August of 2010. According to the Ford notices as published on your web site my car should be part of that recall and should receive a software update that would prevent the steering assist from being turned off. The Ford dealer is refusing to do the update and sensor replacement for free since that recall doesn't show up under my VIN. Its funny, because my car is doing the exact thing the recall was for and fits the vehicle description and date of manufacture to qualify.

Filed Jun 24, 2022 · Steering · 200,732 miles · WI

The contact owns a 2011 Mercury Mariner. The contact stated that the steering wheel was difficult to turn. The contact stated that the steering wheel was spinning in circles. The vehicle was taken to the local dealer where it was diagnosed that the steering column needed to be replaced. The vehicle was repaired. The manufacturer was notified of the failure and referred the contact to the federal safety agency. The failure mileage was approximately 200,732.

Filed Feb 25, 2022 · Steering · 140,000 miles · DC

The contact owns a 2011 Mercury Mariner. The contact stated that while driving at various speeds, the steering wheel became difficult to turn in either direction. After turning off the vehicle and restarting the engine, the vehicle would operate normally. The vehicle was taken to and independent mechanic who diagnosed that the steering shaft torque sensor was faulty and need to be replaced. The vehicle was not yet repaired. The manufacturer and local dealer were notified of the failure. The contact was informed that the vehicle was not included in the federal safety agency Campaign Number: 14V284000 (Steering). The contact indicated that the vehicle had experienced the failure listed in the recall. The failure mileage was 140,000. THE CONSUMER STATED THE DIAGNOSTIC TROUBLE CODE WAS B2278. THE CONUSMER STATED DUE TO THE VEHICLE EXPERIENCING THE SAME FAILURE DETAILED IN THE RECALL NOTICE, THAT THE VEHICLE SHOULD BE INCLUDED IN THE RECALL.

Filed Dec 24, 2020 · Steering · 125,000 miles · CA

I'm very upset and on the verge of tears! My steering wheel suddenly locked on me! I almost wrecked! This has happened a few times & I have no warning light on my dashboard

Filed Oct 30, 2020 · Steering · NY

Tl* the contact owns a 2011 mercury mariner. The contact stated that the vehicle experienced intermittent power steering assist failure with an unknown warning light illuminated on the instrument panel. The vehicle was taken to an independent mechanic who informed the contact that there was a recall on the vehicle for the power steering assist failure. The vehicle was then taken to bright bay lincoln, inc. (1174 sunrise hwy, bay shore, ny 11706) and newins bay shore ford (219 w main st, bay shore, ny 11706) where the contact was informed that the vehicle was not included in the federal safety agency campaign number: 14v284000 (steering). The contact also called hassett ford (3530 sunrise hwy, wantagh, ny 11793, (516) 785-7800) and was provided the same information as the other dealers. The manufacturer had was notified of the failure but offered no assistance. The vehicle was not repaired. The failure mileage was unknown.

Filed Jul 15, 2019 · Steering · 170,000 miles · OK

Tl* the contact owns a 2011 mercury mariner. While driving 45 MPH, the steering wheel became difficult to turn. There were no warning indicators illuminated. The contact associated the failure with the federal safety agency campaign number: 14v284000 (steering). The vehicle was taken to k c motorsports (located at 2401 e 11th st, tulsa, ok 74104, (918) 599-0066) to be diagnosed, but the failure could not be duplicated. The vehicle was not repaired. The manufacturer was not notified. The failure mileage was 170,000.

Filed Nov 16, 2018 · Steering · 91,000 miles · KS

Tl* the contact owns a 2011 mercury mariner. While driving approximately 60 MPH, the steering ability became very difficult. The contact decreased the speed and drove home. The dealer was not notified. The manufacturer was notified of the failure. The vehicle was not diagnosed or repaired. The approximate failure mileage was 91,000.

Questions about the 2011 Mercury Mariner steering

Does the 2011 Mercury Mariner have steering problems?

Owners have filed 20 complaints about the steering of the 2011 Mercury Mariner, 23% of all its complaints.

At what mileage do 2011 Mercury Mariner steering problems start?

The typical (median) mileage in owner complaints is 129,000 miles.

Was there a recall on the 2011 Mercury Mariner steering?

Yes, 1 recall: 14V284000. Check your VIN to see if your car still needs the free repair.

What year does the Mercury Mariner have bad steering?

The Mercury Mariner model years with the most steering complaints are 2008 (297 complaints), 2009 (167 complaints) and 2010 (61 complaints).

Other 2011 Mercury Mariner problems

Fuel system 28Transmission 24Acceleration 15Engine 14Electrical 6Visibility 6Airbags 2Suspension 1

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