| 1 | 0 | 3 | 4 | 3 | 4 |
Mercury Mariner repairs by problem area
Engine (23%)
Transmission and Drivetrain (18%)
Brakes and Traction Control (8%)
Suspension and Steering (16%)
Electrical and Air Conditioning (20%)
Paint, Rust, Leaks, Rattles, and Trim (9%)
Other (5%)
Chart based on 226 repairs.
Mercury Mariner engine repair cost distribution
$2500+ (2%)
$1000 - $2499 (13%)
$500 - $999 (13%)
$100 - $499 (27%)
< $100 (46%)
Chart based on 48 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2010 Mercury Mariner 4dr SUV
171-horsepower 2.5L I4 6-speed automatic FWD
| 48500 mi US $550 |
Throttle body and evap emmissions controller |
2010 Mercury Mariner 4dr SUV
171-horsepower 2.5L I4 6-speed automatic AWD
| 50100 mi US $40 |
Cleaned and cycled the fuel filler cap less system after getting a 456 code. Reset the code and it came back after four days. It will be brought to a repair shop later this month for more extensive testing. Cleaned and cycled the fuel filler cap less system after getting a 456 code. Reset the code and it came back after four days. It will be brought to a repair shop later this month for more extensive testing. |
| 61000 mi US $160 |
Purge vale replaced. |
2009 Mercury Mariner 4dr SUV
240-horsepower 3.0L V6 6-speed automatic FWD
| 13700 mi | TSB to reprogram transmission for better shifts from 1-2 and 2-3, reducing long term wear on the transmission. |
| 21000 mi | Check Engine list was due to Camshaft Position Sensor failure. Part replaced under warranty and was included in a TSB for Marniers made prior to April 2009. |
2009 Mercury Mariner 4dr SUV
240-horsepower 3.0L V6 6-speed automatic AWD
| 41000 mi US $78 |
Error Code P00012, Camshaft Position - Timing Over-Retarded (Bank 1). I was due an oil change as well. Come to find that low oil will cause the Error Code, which cleared after properly filling the sump. |
| 53000 mi US $100 |
Vehicle struggled under WOT acceleration. Ignition coil packs had to be replaced. |
| 3000 mi | Vehicle wouldn't start, then after starting ran very rough. Computer replaced. |
| 105000 mi | Routine lube, oil and filter |
| 109000 mi US $52 |
Routine Lube Oil and Filter |
| 151000 mi US $1200 |
Exhaust Manifold |
2009 Mercury Mariner 4dr SUV
171-horsepower 2.5L I4 6-speed automatic FWD
| 27000 mi | Replaced a motor mount and sub member. |
| 169000 mi US $68 |
Valve cover gasket replaced because it was leaking oil. |
| 193000 mi US $114 |
Thermostat letting car run too cool. Replaced thermostat. Water pump leaking. Replaced water pump. |
| 206600 mi US $150 |
Vehicle would not start when key was turned sometimes. Replaced steering column ignition housing flange switch. Ford part 9L8Z-3511-A. |
2009 Mercury Mariner 4dr SUV
153-horsepower 2.5L I4 Hybrid CVT AWD
| 83000 mi US $130 |
Fuel Fill neck no longer sealed; attempted "quick fixes" with no results, replaced the fuel fill neck. |
2008 Mercury Mariner
Engine not specified
| 28000 mi | Intermittent engine bucking and missing and no computer code being given |
2008 Mercury Mariner 4dr SUV
200-horsepower 3.0L V6 4-speed automatic FWD
| 72000 mi US $2078 |
engine mounts |
| 133300 mi US $425 |
Water pump leaking, progressing toward failure. |
| 152000 mi US $900 |
Cracked exhaust manifold Dipstick stuck in tube |
2008 Mercury Mariner 4dr SUV
200-horsepower 3.0L V6 4-speed automatic AWD
| 7000 mi | Engine oil leaking in small amount. Dealer put into the oil a marking substance which will allow them to track the leak with a black light at next visit. |
| 8000 mi | Oil pan leak. |
| 10000 mi | Engine pings at times. Unable to replicate with mechanic present. |
| 11000 mi | Ford tech hears the ping - it is quite audible at times, very annoying too. The tech checked with Ford....no resolution available. Ping is intermittment, Ford 2nd level scratches its collective head. |
| 13000 mi | Car sold with ping still present. |
| 15000 mi | Gas mileage dropped significantly over the winter months. Had been averaging 20/21 mpg consistantly, then 17/18 over the winter. When originally informally, discussed with the dealer service, we were told that it most likely was the winter gas... |
2008 Mercury Mariner 4dr SUV
133-horsepower 2.3L I4 Hybrid CVT FWD
| 73000 mi US $504 |
Key/ignition replaced. This alleviated the problems where the A/C would not work sporadically. |
2008 Mercury Mariner 4dr SUV
133-horsepower 2.3L I4 Hybrid CVT AWD
| 39000 mi | Some sort of software glitch that threw off a "park immediately, hazardous condition" fault that when we restarted did not appear. We took it to the dealer, they found the fault code was there but couldn't find the source. Reflashed SW & we're done |
| 102000 mi US $680 |
The faulty item was the high voltage battery coolant pump, which cost approximately $240 material and $200 to replace. At the dealer's recommendation, we also replace the coolant to ensure there wasn't debris in the system. |
| 149000 mi US $898 |
The ignition switch was starting to malfunction, taking two or three turns of the key to get the contacts to close and the car to start. This was not going to improve, so we had the switch replaced. At least we didn't have to get new keys |
2007 Mercury Mariner
Engine not specified
| 77000 mi | The Atkinson engine is crap! Once the rear carrier blew out, it caused the engine to over torque and blow. The Atkinson system is the engine acquired from Toyota through a patent and that engine cannot take anything as far as stress. Cost too much to repair, had to trade in on a conventional engine. A jeep liberty... |
2007 Mercury Mariner 4dr SUV
133-horsepower 2.3L I4 Hybrid CVT AWD
| 156000 mi US $50 |
Car threw a thermostat code, replaced thermostat. |
| 174000 mi US $2227 |
The car was leaking oil. Two dealerships said the transmission would need to be removed from the car to replace one of two seals. It turned out my rear main seal was in need of replacement. The seal was cheap but the labor was costly. |
| 127200 mi | Electrical System or Hybrid failure Red Triangle sign came on in the Display, with a message, "Stop aside safely". At this time, I could not go beyong 30 mph. After 5 minutes, the car started and ran normal again and was working fine. |
| 140000 mi US $2890 |
All 4 tires changed. A Cooling fan near the hybrid battery is changed. A Thermostat is changed. |
| 70000 mi US $274 |
Replace blend motor for Hi-Voltage battery pack |
2006 Mercury Mariner 4dr SUV
200-horsepower 3.0L V6 4-speed automatic FWD
| 122000 mi | oil leak was addressed |
| 161000 mi US $250 |
Replaced valve cover gaskets. |
| 62000 mi US $40 |
Exhaust pipe connection bolts rusted away |
2006 Mercury Mariner 4dr SUV
200-horsepower 3.0L V6 4-speed automatic AWD
| 150000 mi US $300 |
ignition |
| 66000 mi US $1100 |
Replaced muffler clamp. |
| 60000 mi US $1880 |
Mariner needed 1 new ignition coil and a tune up, new inner rear differential seals, all new brake pads and rotors and a Mass Air Flow Sensor. |
2006 Mercury Mariner 4dr SUV
133-horsepower 2.3L I4 Hybrid CVT AWD
| 102400 mi US $1500 |
Replacement of leaking water pump with special coolant and pressurized exchange unique to the hybrid's electrical systems Emission warning lights |
| 144000 mi US $400 |
Oil pan gasket leak |
| 106000 mi US $300 |
Mecs pump, a cooling system pump dedicated to pumping coolant to the vehicles hybrid electrical system. If it fails the electronics get too hot. I'm looking at a failing dc-dc converter ($1600 part) due to the high temps resulting from the pump failure. |
2005 Mercury Mariner 4dr SUV
200-horsepower 3.0L V6 4-speed automatic AWD
| 74000 mi US $300 |
Cold snowy weather & while dealing with the other problem, noticed antifreeze dripping. Dealer checked hoses and clamps. No apparent cause was found. Problem disappeared. |
| 110000 mi US $381 |
Slight oil leak seal replaced. |
| 61000 mi US $750 |
exhaust system including pipes and catalytic converter |
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See TrueDelta's information for all Mercury models.
