Mariner Hybrid (2006)
Engine Reliability Ratings
Mercury Mariner Hybrid Unidentified Engine
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Complaint Breakdown
Known Issues
Show 1 additional engine variant with limited data
2.3-I4-Hybrid
2.3L 4-cyl / 133 hpView details
Complaint Breakdown
Known Issues
Vehicle-Level Issues
These issues affect the Mercury Mariner Hybrid regardless of engine variant.
Recalls (4)
Ford Motor Company (Ford) is recalling certain model year 2001-2008 Ford Escape and Mercury Mariner vehicles manufactured March 31, 2001, to September 1, 2009. The affected vehicles are equipped with either a 2.3L or 3.0L engine and have had their CD4E transmission replaced with remanufactured one that was rebuilt between June 11, 2015 through July 15, 2015. These service repair part transmissions have a shift lever bolt that may not be properly tightened. As a result, the shift control lever could disengage from the transmission without warning.
The Timken Company (Timken) is recalling certain aftermarket front wheel bearings, part number 510072, sold from January 22, 2015, to May 21, 2015, to be used as service parts on 2001-2012 Ford Escape, 2001-2011 Mazda Tribute, and 2005-2011 Mercury Mariner vehicles. The affected wheel bearings have incorrect dimensions of a 42mm bore, 76mm outer dimension, and 39mm width, instead of a 42mm bore, 78mm outer dimension and a 45mm width.
Ford Motor Company (Ford) is recalling certain model year 2005-2008 Ford Escape hybrid electric vehicles manufactured October 13, 2003, to June 20, 2008, and 2006-2008 Mercury Mariner hybrid electric vehicles manufactured June 10, 2005, to June 20, 2008. The coolant pump for the hybrid system may fail resulting in the hybrid electronics overheating.
ON CERTAIN TRUCKS, PASSENGER CARS AND SPORT UTILITY VEHICLES, THE WINDSHIELD WIPER MOTOR MAY HAVE BEEN PRODUCED WITHOUT GREASE BEING APPLIED TO THE OUTPUT SHAFT GEAR.
Alternatives in Compact Sedan
Frequently Asked Questions
What are the most common 2006-2006 Mercury Mariner Hybrid problems?
The 2006-2006 Mercury Mariner Hybrid has accumulated 38 NHTSA complaints. The most frequently reported problem areas are Brakes, Electrical System, Engine. As with any used vehicle, an inspection before buying and a vehicle history report are recommended.
Which Mercury Mariner Hybrid engine is most reliable?
The 2006-2006 Mercury Mariner Hybrid was offered with 2 engine options. Based on NHTSA complaint data, the 2.3L 4-cyl has the lowest complaint density and is considered the most reliable choice for buyers.
Is the 2006-2006 Mercury Mariner Hybrid a good used car?
The 2006-2006 Mercury Mariner Hybrid can be a sound used car depending on trim, mileage, and maintenance history. With 38 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.
How many NHTSA complaints does the 2006-2006 Mercury Mariner Hybrid have?
The 2006-2006 Mercury Mariner Hybrid has 38 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.
What recalls affect the 2006-2006 Mercury Mariner Hybrid?
There are 4 NHTSA recalls affecting some 2006-2006 Mercury Mariner Hybrid vehicles. Recall status varies by VIN — check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.
What should I check before buying a used Mercury Mariner Hybrid?
Before buying a used Mercury Mariner Hybrid, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Brakes, Electrical System, Engine, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.
Does the Mariner Hybrid have NHTSA crash test ratings?
NHTSA has not published crash test ratings for the 2006 Mercury Mariner Hybrid. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.
Data from NHTSA federal complaints database. 38 complaints analyzed. Data confidence: moderate. Last updated: 2026-05-23.