Axle assembly: axle shaft
Risk. If the halfshaft and linkshaft become disengaged while driving, power will no longer be transmitted to the wheels, increasing the risk of a vehicle crash.
NHTSA has logged 84 owner complaints about the 2012 Lincoln MKX, most often about the service brakes. It is covered by 1 safety recall, and for recall 14V-393 the manufacturer reports only 90% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 1, 2025. Updated daily.
84 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Service brakes | 26 | 1 |
| Electrical system | 17 | 0 |
| Power train | 11 | 1 |
| Structure | 10 | 2 |
| Engine | 8 | 0 |
| Service brakes, hydraulic | 7 | 0 |
| Air bags | 4 | 0 |
| Back over prevention | 3 | 0 |
| Fuel/propulsion system | 3 | 0 |
| 10 other systems | 12 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. If the halfshaft and linkshaft become disengaged while driving, power will no longer be transmitted to the wheels, increasing the risk of a vehicle crash.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Lincoln.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the MKX median. How we score
2012 Lincoln MKX SUV AWD in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Recent service brakes complaints filed with NHTSA, shortened. Personal details are removed.
Recalled master cylinder brake booster was repaired at the dealership under the recall approx 4 or 5 years ago. The same issue has began again. Out of nowhere while braking, the pedal will become soft and press to the floor. During this time, the car will not slow down. This is resembling a…
What system Failed: Hydraulic Control Unit within the braking system. Brake Pedal and Master cylinder in good working order. Safety Concern: Vehicle failed to stop. Peddle completely to the floor. Accident avoided. Problem Reproduced or confirmed by Service Center: Yes, at a cost of $1,699.00…
While leaving out my driveway my brakes went straight to the floor before stopping. After I put the car in park and put my foot on the break again it was hard to push the brake pedal. I also hear air coming from the break pedal area. I had no warning and still do not have any warnings. I’ve noticed…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.