| Issue ID | 1502135 |
| Internal NHTSA # | 11133202 |
| Manufacurer | Ford Motor Company |
| Brand | LINCOLN |
| Model | MKZ |
| Model Year | 2008 |
| File date | 03/10/18 |
| Component | SERVICE BRAKES |
| Product type code | VEHICLE |
| Description of the problem | Brakes spontaneously went soft, during travel (30 mph?). Changed master cylinder which seemed to resolve issue. Couple of weeks later, happened again uwhile in motion. Master cylinder changed 2nd time under warranty. Happened third time within weeks traveling about 50 mph. The third time, it happened upon application of brakes (not aggressive) which caused abs activation. Pulse was felt in brake pedal and immediately brakes pedal went soft (almost to floor). Pumping brake pedal firmed the brakes. Couple of days later, tested abs on gravel road by aggressive braking, abs activation and brakes went soft immediately during the action. Pumping up brakes resulted in firming, at top of brake pedal travel without slowing vehicle then into soft travel through 3/4 travel until firmed again at bottom of travel. Concern is that in the event of emergency braking which activates abs, typical braking changes to |
| Vehicle Mileage at Failure | 175764 |
| Number of Occurences | |
| Source of the issue | NHTSA WEB SITE |
| City and State | BUFFALO JCT, VA |
| VIN pattern | 3LNHM26T48RXXXXXX |
| Was vehicle invloved in a crash? | N |
| Was vehicle involved in a fire? | N |
| Was incedent reported to police? | N |
| Was medical attention required? | N |
| Was part original equipment? | |
| No. of injured persons | |
| No. of fatalities | |
| Date of purchase | 07/08/26 |
| Was original owner? | N |
| Anti-lock brakes | N |
| Cruise control | N |
| Number of cylinders | |
| Drive train type | |
| Transmission type | |
| Vehicle speed | 50 |
| DoT tire identifier | |
| Tire size | |
| Location of tire code | |
| Type of tire failure code | |
| Was defective tire repaired? | |
| Date of manufacture | |
| Type of child seat code | |
| Type of restraint | |
| Dealer's name | |
| Dealer's telephone number | |
| Dealer's city | |
| Dealer's state code | |
| Dealer's ZIP code |