2009 Mercury MARINER HYBRID problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
21 owner complaints analyzed
0 distinct recall campaigns
93,000 mi median reported failure mileage
Scope: 2009 model year. Data snapshot: . 21 complaints include usable failure mileage.
Most common problems
Steering is the most frequently named component, appearing in 8 of 21 complaints (38.1%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Steering behavior | 8 | 38.1% |
| Braking behavior | 7 | 33.3% |
| Engine operation | 1 | 4.8% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Steering | 8 |
| Vehicle Speed Control | 6 |
| Engine | 4 |
| Electrical System | 3 |
| Fuel/Propulsion System | 3 |
| Service Brakes | 2 |
| Electronic Stability Control (Esc) | 1 |
| Power Train | 1 |
Steering: 8; Vehicle Speed Control: 6; Engine: 4; Electrical System: 3; Fuel/Propulsion System: 3; Service Brakes: 2; Electronic Stability Control (Esc): 1; Power Train: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 2 |
| 25,000 to 49,999 | 4 |
| 50,000 to 74,999 | 1 |
| 75,000 to 99,999 | 5 |
| 100,000 to 149,999 | 8 |
| 150,000 and above | 1 |
Under 25,000: 2; 25,000 to 49,999: 4; 50,000 to 74,999: 1; 75,000 to 99,999: 5; 100,000 to 149,999: 8; 150,000 and above: 1
100,000 to 149,999 miles has the most reports with usable mileage (8). 0 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 1 |
| 2014 | 1 |
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 2 |
2010: 2; 2011: 2; 2012: 1; 2014: 1; 2015: 3; 2016: 5; 2017: 3; 2018: 2; 2019: 2
Pattern summary
Steering leads the component reports. Steering behavior appears in 8 complaint narratives. Braking behavior appears in 7 complaint narratives. Engine operation appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10418503 · 2011-08-11 (August 11, 2011)
POWER STEERING CUT OUT, QUIT WORKING, ON LEFT TURN, SPEED ABOUT 10 MPH. OUTAGE LASTED ABOUT 1-2 SECONDS. BELIEVE WOULD HAVE HIT FAR SIDE CURB IF STEERING HAD NOT SPONTANEOUSLY RECOVERED. THIS WAS FIRST OCCURRENCE. DROVE CAR DIRECTLY TO DEALER FROM INCIDENT; DIAGNOSIS TBD. AFRAID TO DRIVE. AT HIGHER SPEED OR IF HAD LASTED JUST A LITTLE LONGER WOULD HAVE WRECKED! *TR
Owner-reported narrative. 31,000 miles reported. Look up ODI 10418503 at NHTSA ↗
Owner report 10455263 · 2012-04-14 (April 14, 2012)
THE STEERING LOCKED FOR 1 TO 2 SECONDS DURING A RIGHT HAND TURN ON AN ENTRANCE RAMP TO A HIGHWAY. IT HAPPENED AGAIN 2 MONTHS LATER WITH THE STEERING LOCKING FOR 1 TO 2 SECONDS ON A LEFT HAND TURN AFTER STOPPING AT A STOP SIGN. *TR
Owner-reported narrative. 21,300 miles reported. Look up ODI 10455263 at NHTSA ↗
Owner report 10347348 · 2010-08-04 (August 4, 2010)
MERCURY MARINER HYBRID 2009 HAD IT FOR 18 MONTHS AND AUGUST 3, 2010 UPON AN APPROACH TO A STOP LIGHT ENGAGING THE BRAKES I HEARD AN AUDIBLE WARNING SOUND AND LOOKED AT MY CONSOLE TO SEE THE WARNING TO CHECK BRAKES, AT THAT MOMENT MY BRAKE PEDAL WENT SOFT AND TO THE FLOOR, I HAD TO APPLY THE EMERGENCY BRAKE TO STOP THE MARINER TO AVOID HITTING THE VEHICLE IN FRONT OF ME. I PARKED ASAP IN A GAS STATION LEAVING THE MARINER AND CALLING FOR A RIDE BACK TO MY OFFICE TO PICK UP ANOTHER VEHICLE TO GET HOME AND THE NEXT MORNING CONTACTED MY DEALERSHIP I…
Owner-reported narrative. 40,000 miles reported. Look up ODI 10347348 at NHTSA ↗
Owner report 10356004 · 2010-09-16 (September 16, 2010)
TL*THE CONTACT OWNS A 2009 MERCURY MARINER HYBRID. THE CONTACT STATED THAT AFTER APPLYING THE BRAKES IN THE PARKING LOT THE VEHICLE ACCELERATED. THE VEHICLE DID NOT RESPOND TO THE BRAKES AND DID NOT STOP UNTIL THE VEHICLE CRASHED INTO A PARKED VEHICLE. AFTER HITTING THE VEHICLE THE RPMS CONTINUED TO INCREASE AND DID NOT STOP UNTIL THE ENGINE WAS TURNED OFF. THE VEHICLE WAS TOWED TO THE DEALER TO BE INSPECTED. THE POLICE DID NOT FILE A REPORT BECAUSE THEY SAID IT WAS IN A SCHOOL PARKING. THE FAILURE AND CURRENT MILEAGES WERE 14143.
Owner-reported narrative. 14,143 miles reported. Look up ODI 10356004 at NHTSA ↗
Owner report 10909735 · 2016-09-26 (September 26, 2016)
TL* THE CONTACT OWNS A 2009 MERCURY MARINER HYBRID. WHILE DRIVING 70 MPH ON A HIGHWAY, THE VEHICLE STALLED. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS ABLE TO RESTART AFTER 5 TO 20 MINUTES. THE FAILURE RECURRED SEVEN TIMES PRIOR TO THIS INCIDENT. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 113,000.
Owner-reported narrative. 113,000 miles reported. Look up ODI 10909735 at NHTSA ↗