There are 2 owner-reported electrical system complaints for the 2006 Mercury Marinerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2006 MERCURY MARINER. WHILE DRIVING APPROXIMATELY 5 MPH, THE VEHICLE STALLED AND THE PULL OVER WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE HIGH VOLTAGE BATTERY NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS UNKNOWN. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.
TONE RING SNAPPED OFF OF AXLE AND CAUSED THE CAR TO GO INTO 2WD AND APPLY THE ABS BRAKES WHEN NOT ACTUALLY BEING NEEDED WHICH ALMOST ENDED UP IN REAR ENDING A CAR WHEN THE FAILURE OCCURRED. TONE RING DESIGN NEEDS LOOKED IT. THIS SHOULD NOT HAPPEN. CORROSION BUILDING UP BETWEEN THE TONE RING AND AXLE SEEMS TO BE WHAT CAUSED THE FORCE OF SNAPPING THIS RING. JUST A POOR DESIGN. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026