Service Brakes Related Problems of the 2009 Mercury Mariner

Table 1 shows four common service brakes related problems of the 2009 Mercury Mariner. The number one most common problem is related to the service brakes (eleven problems). The second most common problem is related to the brake sensor (one problem).

Table 1. Service Brakes related problems of Mercury Mariner


Recently reported Service Brakes problems of the 2009 Mercury Mariner

The Service Brakes problem

While driving vehicle brakes all of sudden go to the floor, no pedal response. This has happened a couple of times without warning. Once when I was approaching an intersection and light changed. My brakes all of the sudden went to the floor and I had to downshift and cut my wheels toward the curb   Read details...

The Brake Sensor problem

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   Read details...

The Brake Abs Warning Light problem

While traveling approximately 35 mph, driving in a straight line on a city street in traffic, the abs abruptly applied the brakes - hard! the abs light came on and a "check brake system" warning message was displayed. Also, the electrical system shut down and the engine lost power.   Read details...


Service Brakes related problems in other Mercury Mariner model year vehicles:



Fuel Economy of Mariner Vehicles
Mariner Service Bulletins
Mariner Safety Recalls
Mariner Defect Investigations