# 2009 MERCURY MARINER — SERVICE BRAKES
> NHTSA complaint `1398914` · 2017-08-09 · Ford Motor Company
## Severity
- **Deaths:** 0
- **Injured:** 1
- **Fire:** No
- **Crash:** Yes
- **Police report:** Yes
- **Medical attention:** No
- **Vehicle towed:** No
## Vehicle
- **Make:** MERCURY
- **Model:** MARINER
- **Year:** 2009
- **Manufacturer:** Ford Motor Company
- **Component:** SERVICE BRAKES
- **Miles at failure:** 100,000
- **Speed:** 45 mph
## Narrative
HAVE HAD MULTIPLE BRAKE FAILURES INCLUDING AN ACCIDENT THAT MY DAUGHTER WAS INVOLVED IN AS A RESULT OF BRAKE FAILURE. THE BRAKES WILL WORK FINE FOR  A SHORT PERIOD OF TIME AND THEN OUT OF NOWHERE YOU STEP ON THE BRAKE AND THERE'S JUST A SOFT PEDAL FOR ABOUT 3/4 OF THE WAS BEFORE YOU GET A VERY SOFT BRAKE. INTO THIS FOR THOUSANDS AND NOW FORD SAYS A HYDRAULIC BRAKE SENSOR IS THE PROBLEM FOR BETWEEN $2100-2400.  HEARD THAT IT WAS FIXED EVERY TIME I'VE PICKED IT UP. DANGEROUS!!! MY DAUGHTER OR SOMEONE ELSE COULD HAVE BEEN KILLED.
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*