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2008 Mercury Mariner Hybrid

Owner reports · Recalls · Investigations

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There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

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When problems were reported

Mileage at the reported incident

107 reports with mileage · 9 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Service Brakes. Review the 29 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 28 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

2 crash reports0 fire reports0 injury reports

Service Brakes complaints

29 reports
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150,000 miles · Jun 17, 2019
Service Brakes

ABS BRAKE LIGHT WARNING CAME ON. BRAKES PRETTY MUCH STOPPED WORKING WITHOUT ANY PRIOR WARNING TO THE LIGHTS. HAD TO DEPRESS THE PEDAL ALL THE WAY TO GET BRAKES. VERY UNSAFE. NOW THE BRAKE IS STUCK ON AND THE CAR DOESN'T MOVE. HAVE TALKED TO AND READ ABOUT SEVERAL PEOPLE THAT HAD THE SAME ISSUE. WHY HASN'T THERE BEEN A RECALL YET…

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ABS BRAKE LIGHT WARNING CAME ON. BRAKES PRETTY MUCH STOPPED WORKING WITHOUT ANY PRIOR WARNING TO THE LIGHTS. HAD TO DEPRESS THE PEDAL ALL THE WAY TO GET BRAKES. VERY UNSAFE. NOW THE BRAKE IS STUCK ON AND THE CAR DOESN'T MOVE. HAVE TALKED TO AND READ ABOUT SEVERAL PEOPLE THAT HAD THE SAME ISSUE. WHY HASN'T THERE BEEN A RECALL YET?

NHTSA ODI #11220781

90,000 miles · Apr 16, 2019
Service Brakes

"TAKATA RECALL" WHEN I WAS LEAVING A STORE YESTERDAY I NOTICED THAT MY ABS, BRAKE LIGHT CAME ON ALONG WITH A DESCRIPTION INDICATING MY CHECK BRAKE SYSTEM. I NEVER NOTICED AN ISSUE WITH MY BREAKS PRIOR TO THESE SIGNALS COMING ON AND MY FIANC'S CAR HAD BEEN FUNCTIONING WELL FOR THE LAST FOUR YEARS. I NORMALLY DRIVE THE SUV SO W…

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"TAKATA RECALL" WHEN I WAS LEAVING A STORE YESTERDAY I NOTICED THAT MY ABS, BRAKE LIGHT CAME ON ALONG WITH A DESCRIPTION INDICATING MY CHECK BRAKE SYSTEM. I NEVER NOTICED AN ISSUE WITH MY BREAKS PRIOR TO THESE SIGNALS COMING ON AND MY FIANC'S CAR HAD BEEN FUNCTIONING WELL FOR THE LAST FOUR YEARS. I NORMALLY DRIVE THE SUV SO WHEN I NOTICED IT SAID THAT I MADE SURE THE BREAKS WERE WORKING WHEN I STARTED TO MOVE. I DID NOTICE THAT THE BREAKS REQUIRED MORE OF A FIRM PUSH WHEN I WAS NEEDING TO COME TO A SPOT. I DIDN'T HAVE ANY ACCIDENTS OR CAUSED ME TO RUN ANY STOP LIGHTS OR STOP SIGNS. HOWEVER, AFTER DOING MY OWN RESEARCH I DID FIND OUT THAT THIS IS A PROBLEM FOR THE 2008 MERCURY MARINERS AND FROM SOME OF THE WARNINGS I HAVE READ STATED THE BREAKS ENDED UP FAILING AFTER THIS ALL ACCRUED AND ABOUT GOT THEM INTO ACCIDENTS. WITH THE NHTSA ALREADY INVESTIGATING THE '2006-2012 FUSION AND LINCOLN MKZ AND THE 2006-2011 MERCURY MILAN' MODELS WITH THE SAME ISSUES, IT SEEMS THE ISSUE IS BIGGER THAN JUST THE MERCURY MARINER.

NHTSA ODI #11196826

122,000 miles · Jan 3, 2019
Service Brakes

ABS LIGHT CAME ON AND BRAKE SYSTEM FAILED TO STOP THE VEHICLE UNTIL PRESSED HARD THE BRAKE PEDAL. THE ABS LIGHT COMES ON AND OFF. GAVE THE VEHICLE FOR DIAGNOSTICS TO MECHANIC - CODES U0418 INVALID DATA FROM BRAKE CONTROL MODULE, CODES C1478, C1479, C1480, WHEEL BRAKE PRESSURE CONTROL PLAUSIBILITY, U2023 COMMUNICATION NETWORK FAU…

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ABS LIGHT CAME ON AND BRAKE SYSTEM FAILED TO STOP THE VEHICLE UNTIL PRESSED HARD THE BRAKE PEDAL. THE ABS LIGHT COMES ON AND OFF. GAVE THE VEHICLE FOR DIAGNOSTICS TO MECHANIC - CODES U0418 INVALID DATA FROM BRAKE CONTROL MODULE, CODES C1478, C1479, C1480, WHEEL BRAKE PRESSURE CONTROL PLAUSIBILITY, U2023 COMMUNICATION NETWORK FAULT, MECHANIC GAVE ESTIMATE OF $5542.00 TO REPLACE ABS CONTROL ASSEMBLY. I CALLED FORD CUSTOMER SERVICE, THEY DECLINED TO ASSIST AT THIS TIME. NO HELP PROVIDED TO PUT MY VEHICLE BACK ON ROAD. THIS IS A SAFETY ISSUE.

NHTSA ODI #11165630

150,000 miles · Dec 21, 2018
Service Brakes

TL* THE CONTACT CALLED ON BEHALF OF HIS DAUGHTER WHO OWNS A 2008 MERCURY MARINER HYBRID. WHILE DRIVING 45 MPH, THE RE-GEN BRAKE DISABLED WARNING INDICATOR ILLUMINATED AND THE BRAKES FAILED TO OPERATE AS INTENDED. WHEN THE CONTACT TURNED OFF AND RESTARTED THE VEHICLE, IT OPERATED AS INTENDED. THE VEHICLE WAS TAKEN TO AN INDEPENDE…

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TL* THE CONTACT CALLED ON BEHALF OF HIS DAUGHTER WHO OWNS A 2008 MERCURY MARINER HYBRID. WHILE DRIVING 45 MPH, THE RE-GEN BRAKE DISABLED WARNING INDICATOR ILLUMINATED AND THE BRAKES FAILED TO OPERATE AS INTENDED. WHEN THE CONTACT TURNED OFF AND RESTARTED THE VEHICLE, IT OPERATED AS INTENDED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE HYDRAULIC CONTROL UNIT NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT STATED THAT THE FAILURE WAS INTERMITTENT. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 150,000.

NHTSA ODI #11162903

152,788 miles · Sep 17, 2018
Service Brakes

HEADING WEST ON THE INTERSTATE I TOOK THE OFF RAMP AND CAME TO A STOP. AS I WAS STOPPING A TONE RANG OUT, THE ABS LIGHT, AND BRAKE WARNING LIGHT CAME ON. THE BRAKES DIDN'T FEEL AS STIFF AS THEY SHOULD HAVE BUT I DID COME TO A STOP AS I WASN'T TRAVELING VERY FAST WHILE APPROACHING THE STOP SIGN. I TURNED LEFT AND PROCEEDED OVE…

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HEADING WEST ON THE INTERSTATE I TOOK THE OFF RAMP AND CAME TO A STOP. AS I WAS STOPPING A TONE RANG OUT, THE ABS LIGHT, AND BRAKE WARNING LIGHT CAME ON. THE BRAKES DIDN'T FEEL AS STIFF AS THEY SHOULD HAVE BUT I DID COME TO A STOP AS I WASN'T TRAVELING VERY FAST WHILE APPROACHING THE STOP SIGN. I TURNED LEFT AND PROCEEDED OVER THE OVERPASS TOWARDS A SIDE ROAD WHEN A CAR THAT HAD COME UP THE OFF RAMP FROM THE EASTBOUND LANE ROLLED THE STOP SIGN AND STOPPED WITH THE NOSE OF THEIR VEHICLE IN MY LANE. I NEARLY PUT THE BRAKE PEDAL THROUGH THE FLOOR AND HAD LITTLE TO NO BRAKES TO STOP ME. I AND MADE A SPLIT SECOND DECISION TO SWERVE AROUND THE CAR, DRIVING IN THE ONCOMING LANE AS I WAS ABLE VERIFY THERE WAS NO ONCOMING TRAFFIC. ONCE I PULLED OVER ON A SIDE ROAD I NOTICED THE DISPLAY IN THE DASH READ "REGEN BRAKE DISABLED" I DROVE SLOWLY TO A SMALL CAR SALES LOT WITH AN AUTO SHOP AND THEY RESEARCHED FOR A FEW MINUTES AND TOLD ME I WOULD HAVE TO TAKE IT TO A DEALER TO REPLACE A HYDRAULIC PUMP. THEY WERE ABLE TO FIX THE ISSUE BY DISCONNECTING THE BATTERY FOR A BIT BUT SAID MORE THAN LIKELY THE FIX WOULDN'T LAST. NEXT STOP IS THE FORD DEALER BUT FROM WHAT I'VE READ TONIGHT, MANY OTHER USERS HAVE EXPERIENCED THE SAME ISSUE AND HAVE BEEN QUOTED OVER HALF THE BOOK VALUE OF THE VEHICLE TO FIX THE ISSUE. I WAS GLAD NOT TO SLAM INTO THE PASSENGER DOOR OF THE LADY WHO PULLED OUT IN FRONT OF ME, I WAS GLAD I HAD A CLEAR LANE TO AVOID HER WITHOUT HAVING A HEAD-ON COLLISION BUT I CAN SEE WHERE THIS ISSUE COULD HAPPEN AT THE WRONG TIME AND PLACE AND CAUSE HARM OR LOSS OF LIFE FOR THOSE INVOLVED. BECAUSE I HAD LITTLE TO NO BRAKES WITH THE PEDAL PUSHED ALL THE WAY TO THE FLOOR

NHTSA ODI #11130011

94,000 miles · Sep 17, 2018
Service Brakes

TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. WHILE DRIVING APPROXIMATELY 30 MPH, THE ABS AND BRAKE WARNING INDICATORS ILLUMINATED. THE BRAKE PEDAL WAS DEPRESSED TO THE FLOORBOARD TO STOP THE VEHICLE. THE VEHICLE WAS TAKEN TO ROESCH FORD (333 W GRAND AVE, BENSENVILLE, IL 60106, (630) 279-6000) WHERE IT WAS DIAGNOSED THAT T…

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TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. WHILE DRIVING APPROXIMATELY 30 MPH, THE ABS AND BRAKE WARNING INDICATORS ILLUMINATED. THE BRAKE PEDAL WAS DEPRESSED TO THE FLOORBOARD TO STOP THE VEHICLE. THE VEHICLE WAS TAKEN TO ROESCH FORD (333 W GRAND AVE, BENSENVILLE, IL 60106, (630) 279-6000) WHERE IT WAS DIAGNOSED THAT THE HYDRAULIC CONTROL UNIT FAILED AND NEEDED TO BE REPLACED; HOWEVER, THE FAILURE RECURRED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE HYDRAULIC CONTROL UNIT FAILED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED A THIRD TIME. THE VEHICLE WAS NOT REPAIRED AGAIN. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES AND REFERRED THE CONTACT TO NHTSA. THE APPROXIMATE FAILURE MILEAGE WAS 94,000. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #11129986

143,544 miles · Jun 11, 2018
Service Brakes

ABS BRAKE LIGHT CAME ON, WITH REGEN BRAKE DISENGAGED NOTICE APPEARING, HCU UNIT FAILED, SEEMS TO BE A FREQUENT PROBLEM WITH HYBRID

NHTSA ODI #11101086

192,000 miles · May 15, 2018
Electronic Stability Control (esc)Service Brakes

I HAVE ABS, BRAKE WARNING AND REGEN BRAKES DISABLED MESSAGES ON DASH. FORD MECHANIC ESTIMATED COST OVER 5K.

NHTSA ODI #11094050

Mileage unknown · Feb 3, 2018
Service Brakes

HCU MODULE FAILURE AT 60,000 MILES. THIS FAILURE IS MENTIONED INTSB 05-8-5 & IN NHTSA ID# 10017553 THIS SEEMS TO BE A RECURRING PROBLEM IN MANY FORD ESCAPE/ MERCURY MARINER HYBRIDS GOING BACK TO 2005. MY DEALER ESTIMATED THE COST TO BE ALMOST $6000. THIS IS VERY DISTURBING, ESPECIALLY SINCE THIS VEHICLE HAS BEEN WELL MAINTAI…

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HCU MODULE FAILURE AT 60,000 MILES. THIS FAILURE IS MENTIONED INTSB 05-8-5 & IN NHTSA ID# 10017553 THIS SEEMS TO BE A RECURRING PROBLEM IN MANY FORD ESCAPE/ MERCURY MARINER HYBRIDS GOING BACK TO 2005. MY DEALER ESTIMATED THE COST TO BE ALMOST $6000. THIS IS VERY DISTURBING, ESPECIALLY SINCE THIS VEHICLE HAS BEEN WELL MAINTAINED SINCE PURCHASED IN 2009. IS FORD GOING INVESTIGATE THIS PROBLEM? CAN YOU DO ANYTHING TO HELP WITH THE FINANCIAL BURDEN PLACED ON AN OWNER OF ONE OF YOUR VEHICLES? WE HAVE PURCHASED A NUMBER OF FORD PRODUCTS OVER THE YEARS & FEEL THAT CUSTOMER LOYALTY SHOULD BE CONSIDERED. I HAVE LOST FAITH IN FORD SINCE THIS HAS OCCURRED. I HAVE DECIDED TO NOTIFY YOU OF THIS SITUATION SINCE THIS REPAIR COST IS OUT OF THE QUESTION. THANK YOU FOR YOUR CONSIDERATION IN THIS MATTER.

NHTSA ODI #11066829

200,000 miles · Nov 27, 2017
Service Brakes

ABS WARNING LIGHT, REGEN BRAKE SYSTEM DISABLED WARNING LIGHT BRAKE SYSTEM NOT WORKING PROPERLY, HARD TO STOP VEHICLE

NHTSA ODI #11048795

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

2

DP22005 · Pedestrian Alert Sounds

Opened Jan 27, 2023 · Closed Aug 7, 2023

Status: closed (inferred from source dates) · Electrical System:propulsion System

NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, NHTSA opened Defect Petition (DP) 22-005 to evaluate the subject matter described in the petition. On June 24, 2023 and as supplemented on June 25, 2023, the petitioner notified NHTSA he was withdrawing his petition. The petitioner indicated that, based on his review of data, there is no justification for asserting potential benefits that could be derived from actions sought by my petition. Based on the petitioner's withdrawal, DP22-005 is closed. Closure of this DP does not represent a determination by NHTSA regarding the subject matter of the petition.

DP15001 · Loss Of Power Steering While Driving

Opened Apr 1, 2015 · Closed Jun 14, 2018

Status: closed (inferred from source dates) · Steering:electric Power Assist System

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 electric power assisted steering (NHTSA 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