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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

Tap a category to read its complaints. One report may name several components.

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

What owners actually said

116 reports
41,000 miles · Sep 2, 2011
Service Brakes, Electric

BRAKES BRING VEHICLE TO STOP THEN RELEASE AND CAR MOVES FORWARD 4-6' THEN BRAKES ENGAGE AGAIN. COULD CAUSE DAMAGE AND PERSONAL INJURY. *TR

NHTSA ODI #10422980

91,355 miles · Aug 15, 2011
Engine And Engine Cooling

ON THURSDAY, AUGUST 11, 2011 OUR 2008 MERCURY MARINER HYBRID SHUTDOWN WHILE TRAVELING 67-70MPH ON I-39 IN THE PASSING LANE NEXT TO A SEMI. HAD TO CUT ACROSS THE INTERSTATE ONTO LOOSE GRAVEL, CREATING A DANGEROUS SITUATION FOR MULTIPLE DRIVERS. HAD JUST HAD THIS 'FIXED' BY DEALERSHIP TWO WEEKS BEFORE. I WAS TOLD BY THE DEALERS…

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ON THURSDAY, AUGUST 11, 2011 OUR 2008 MERCURY MARINER HYBRID SHUTDOWN WHILE TRAVELING 67-70MPH ON I-39 IN THE PASSING LANE NEXT TO A SEMI. HAD TO CUT ACROSS THE INTERSTATE ONTO LOOSE GRAVEL, CREATING A DANGEROUS SITUATION FOR MULTIPLE DRIVERS. HAD JUST HAD THIS 'FIXED' BY DEALERSHIP TWO WEEKS BEFORE. I WAS TOLD BY THE DEALERSHIP AT THAT TIME THAT IT NEEDED A CHIP UPGRADE, WHICH WAS DONE. UNFORTUNATELY, THIS WAS NOT THE NEEDED 'FIX' OBVIOUSLY. I WAS ABLE TO RESTART IT LIKE I HAD BEFORE, BUT COULD NOT DRIVE ABOVE 60-62 MPH IN ORDER TO KEEP VEHICLE RUNNING. JUST TOOK IT INTO DEALERSHIP AGAIN TODAY, AND THEY HAD NOT HEARD OF THIS PROBLEM ON ANY OTHER HYBRIDS. *TR

NHTSA ODI #10419565

77,400 miles · Jul 13, 2011
Electrical SystemEngine And Engine Cooling

THE ENGINE ABRUPTLY STOPPED WHILE I WAS TRAVELING 65 MPH. THE CAR WAS TOWED TO A FORD DEALER WHO DIAGNOSED THE PROBLEM AS THE "MOTOR ELECTRONICS COOLING PUMP." THE PART WAS REPLACED BUT WAS NOT COVERED BY THE WARRANTY. FORD ISSUED A TECHNICAL SERVICE BULLETIN IN NOVEMBER 2008 CONCERNING THIS PROBLEM, SO FORD HAS BEEN AWARE O…

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THE ENGINE ABRUPTLY STOPPED WHILE I WAS TRAVELING 65 MPH. THE CAR WAS TOWED TO A FORD DEALER WHO DIAGNOSED THE PROBLEM AS THE "MOTOR ELECTRONICS COOLING PUMP." THE PART WAS REPLACED BUT WAS NOT COVERED BY THE WARRANTY. FORD ISSUED A TECHNICAL SERVICE BULLETIN IN NOVEMBER 2008 CONCERNING THIS PROBLEM, SO FORD HAS BEEN AWARE OF THIS DANGER FOR YEARS.

NHTSA ODI #10412809

81,115 miles · Jun 5, 2011
Hybrid Propulsion System

WHILE DRIVING ON THE FREEWAY THE GAS ENGINE TO MY 2008 MERCURY MARINER HYBRID UNEXPECTEDLY SHUT DOWN AT LEAST 4 TIMES LAST EVENING. THE CONTROL PANEL DISPLAYED A RED TRIANGLE ALTER AND THE PHRASE "STOP SAFELY NOW". THIS WAS A VERY DANGEROUS SITUATION ON A CROWDED DETROIT FREEWAY WHERE I HAD TO MANEUVER OVER MULTIPLE LANES AT A…

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WHILE DRIVING ON THE FREEWAY THE GAS ENGINE TO MY 2008 MERCURY MARINER HYBRID UNEXPECTEDLY SHUT DOWN AT LEAST 4 TIMES LAST EVENING. THE CONTROL PANEL DISPLAYED A RED TRIANGLE ALTER AND THE PHRASE "STOP SAFELY NOW". THIS WAS A VERY DANGEROUS SITUATION ON A CROWDED DETROIT FREEWAY WHERE I HAD TO MANEUVER OVER MULTIPLE LANES AT A SLOW SPEED TO STOP THE VEHICLE ON THE RIGHT SHOULDER (THE ONLY AVAILABLE SPACE). THE VEHICLE RESTARTED EACH TIME AND THE PROBLEM RECURRED AFTER LESS THAN A MILE 4 OR 5 TIMES AND THEN HAS NOT OCCURRED SINCE. I HAD A SIMILAR PROBLEM ABOUT SIX MONTHS AGO WHERE I PAID FORD TO FIX THE PROBLEM, BUT APPARENTLY THAT DIDN'T HAPPEN. THIS IS A VERY DANGEROUS PROBLEM AND SHOULD BE FIXED BEFORE PEOPLE END UP DEAD IF IT HASN'T ALREADY HAPPENED. *TR

NHTSA ODI #10404534

58,034 miles · Apr 11, 2011
Electrical SystemService Brakes, Hydraulic

TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. THE CONTACT WAS DRIVING 10 MPH WHEN THE ABS AND BRAKE WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THAT THE ELECTRICAL HYDRAULIC BRAKING SYSTEM FAILED. THE DEALER INFORMED HIM THAT THERE WERE NO RECALLS FOR THE FAILURE. THE MANUFACTURER WAS CONTAC…

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TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. THE CONTACT WAS DRIVING 10 MPH WHEN THE ABS AND BRAKE WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THAT THE ELECTRICAL HYDRAULIC BRAKING SYSTEM FAILED. THE DEALER INFORMED HIM THAT THERE WERE NO RECALLS FOR THE FAILURE. THE MANUFACTURER WAS CONTACTED BUT PROVIDED NO ASSISTANCE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 58,034. UPDATED 05/05/11*LJ THE DEALER INFOEMED THE CONSUMER THE ELECTRONIC CONTROL UNIT WAS BAD. UPDATED 08/18/11

NHTSA ODI #10395451

65,000 miles · Mar 15, 2011
Electrical SystemEngine And Engine CoolingUnknown Or Other

VEHICLE'S GAS ENGINE SHUT OFF ON THE FREEWAY AT 65 MPH WITHOUT WARNING LEAVING ONLY THE ELECTRIC MOTOR TO POWER IT. THE REDUCED THE MAXIMUM SPEED TO 25 MPH. DEALER SAID FAILURE OF THE MOTOR ELECTRONICS COOLING PUMP CAUSED THE LOSS OF POWER.

NHTSA ODI #10391910

68,000 miles · Jan 5, 2011
Engine And Engine Cooling

TL*THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. WHILE DRIVING APPROXIMATELY 70 MPH THE VEHICLE STALLED AND A STOP SAFELY NOW MESSAGE DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS PULLED OVER, TURNED OFF AND UPON RESTART THE CONTACT WAS ABLE TO CONTINUE DRIVING NORMALLY. THE FAILURE CONTINUED TO RECUR DURING THE DURATION …

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TL*THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. WHILE DRIVING APPROXIMATELY 70 MPH THE VEHICLE STALLED AND A STOP SAFELY NOW MESSAGE DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS PULLED OVER, TURNED OFF AND UPON RESTART THE CONTACT WAS ABLE TO CONTINUE DRIVING NORMALLY. THE FAILURE CONTINUED TO RECUR DURING THE DURATION OF THE DRIVE. THE VEHICLE WAS NOT TAKEN TO A DEALER TO HAVE THE FAILURE DIAGNOSED. THE FAILURE AND CURRENT MILEAGES WERE 68,000.

NHTSA ODI #10374725

Mileage unknown · Oct 12, 2010
Service Brakes, Hydraulic

I HAVE A 2008 MERCURY MARINER HYBRID. SOMETIMES WHEN I APPLY THE BRAKES WITH MEDIUM PRESSURE THE LEFT REAR OF THE VEHICLE WILL VIBRATE SO HARD IT RATTLES THE TRIM IN THE STORAGE AREA. IT IS AS THOUGH THE ABS IS OPERATING ONLY ON THAT WHEEL BUT MUCH MORE PRONOUNCED THAN WHEN THE ABS NORMALLY ACTUATES. THERE IS NO CONSISTENCY A…

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I HAVE A 2008 MERCURY MARINER HYBRID. SOMETIMES WHEN I APPLY THE BRAKES WITH MEDIUM PRESSURE THE LEFT REAR OF THE VEHICLE WILL VIBRATE SO HARD IT RATTLES THE TRIM IN THE STORAGE AREA. IT IS AS THOUGH THE ABS IS OPERATING ONLY ON THAT WHEEL BUT MUCH MORE PRONOUNCED THAN WHEN THE ABS NORMALLY ACTUATES. THERE IS NO CONSISTENCY AS TO WHEN OR WHERE THIS CONDITION OCCURS. IT WILL NOT HAPPEN FOR DAYS, THEN WILL OCCUR EVERY TIME I BRAKE FOR A TIME PERIOD (NO PARTICULAR LENGTH). *TR CONSUMER STATED HE TRADED IN ON A 3 YEAR OLD VEHICLE. CONSUMER STATED HE HAS NO MORE INFORMATION REGARDING THE VEHICLE LEFT ALL OF THE RECORDS HE HAD IN THE VEHICLE WHEN HE TRADED IT IN. UPDATED 6/8/18*JB

NHTSA ODI #10360083

80,000 miles · Sep 1, 2010
Engine And Engine Cooling

VEHICLE SHUT DOWN WHILE DRIVING ON THE INTERSTATE, IMMEDIATELY LOSING ALL POWER. MESSAGE ON DASH READ "STOP SAFELY NOW". THIS IS A VERY DANGEROUS ISSUE. DRIVING ON THE INTERSTATE AT 65 MPH & LOSING ALL ABILITY TO ACCELERATE OR MAINTAIN SPEED IS VERY SCARY. MAKING MATTERS WORSE, THIS OCCURRED DURING A POURING RAINSTORM & IN A CON…

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VEHICLE SHUT DOWN WHILE DRIVING ON THE INTERSTATE, IMMEDIATELY LOSING ALL POWER. MESSAGE ON DASH READ "STOP SAFELY NOW". THIS IS A VERY DANGEROUS ISSUE. DRIVING ON THE INTERSTATE AT 65 MPH & LOSING ALL ABILITY TO ACCELERATE OR MAINTAIN SPEED IS VERY SCARY. MAKING MATTERS WORSE, THIS OCCURRED DURING A POURING RAINSTORM & IN A CONSTRUCTION ZONE. I PULLED OVER AND TURNED OFF IGNITION. I WAS ABLE TO RESTART THE VEHICLE. IT THEN SHUT DOWN REPEATEDLY EVERY 2 MILES. THE ONLY WAY TO RESTART WAS TO PULL OVER AND TURN OFF THE IGNITION. I GIMPED IT TO THE CAR DEALER. NOW HAVE A $700 BILL TO FIX THE AIRFLOW MODE DOOR ACTUATOR AND THE MOTOR COOLING PUMP. WE WERE TOLD THERE WAS A SHORT THAT WAS KEEPING THE COOLING PUMP FROM WORKING. THUS THE ENGINE WAS OVERHEATING AND SHUTTING OFF. HAVING READ SIMILAR COMPLAINTS, I AM CONCERNED THAT THIS IS A COMMON ISSUE WITH THIS VEHICLE. *TR

NHTSA ODI #10353411

41,000 miles · Aug 15, 2010
Power Train

I WAS DRIVING MY 2008 MERCURY MARINER HYBRID WHEN THE STOP SAFELY LIGHT CAME ON AND THE CAR DIED INSTANTLY. I WAS ON THE HIGHWAY DRIVING 55 MPH AND IT WAS EXTREMELY DANGEROUS TO HAVE RAPID DECELERATION AT THAT TIME. I WAS BARELY ABLE TO PULL MY CAR OVER TO THE SIDE IN A SAFE MANNER. I TURNED OFF THE CAR, RESTARTED AND PROCEED TO…

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I WAS DRIVING MY 2008 MERCURY MARINER HYBRID WHEN THE STOP SAFELY LIGHT CAME ON AND THE CAR DIED INSTANTLY. I WAS ON THE HIGHWAY DRIVING 55 MPH AND IT WAS EXTREMELY DANGEROUS TO HAVE RAPID DECELERATION AT THAT TIME. I WAS BARELY ABLE TO PULL MY CAR OVER TO THE SIDE IN A SAFE MANNER. I TURNED OFF THE CAR, RESTARTED AND PROCEED TO GET ON THE HIGHWAY AGAIN. IT HAPPENED THREE TIMES. NEEDLESS TO SAY, I DO NOT FEEL SAFE DRIVING MY VEHICLE ANYWHERE AT THIS POINT IN TIME. *TR

NHTSA ODI #10349490

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