One problem related to air brake antilock has been reported for the 2004 Ford Focus. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Ford Focus based on all problems reported for the 2004 Focus.
While slowing to attempt to stop, depressing brake became very hard, and car would not stop. The engine speed increased momentarily while foot on brake, tachometer showed increased rpm, car moved foward faster, and hit another vehicle. This was 4th time this occurred with new vehicle, within first 2000 miles. First three times no collision occurred due to luck.
| Air Brake Disc Rotor problems | |
| Air Brake Antilock problems | |
| Air Brake Disc Caliper problems | |
| Air Brake Disc problems |