AEB Brake Application Pressure Insufficient
2012-2020 Ford Focus 2.0L I4 🇩🇪
Description
The AEB system detected that it cannot generate sufficient brake pressure for emergency braking.
Symptoms
- AEB warning
- Reduced emergency braking capability
- Brake system warning
Common Causes
- Brake fluid level low
- ABS pump motor weak
- Brake system hydraulic fault
- Brake booster performance issue
Diagnostic Steps
- Check brake fluid level
- Test ABS pump motor output pressure
- Inspect brake system for leaks
- Test brake booster function
- Measure brake system maximum pressure capability
Repair Notes
Repair brake system to restore full pressure capability. AEB requires maximum braking force.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0441 on Other Vehicles
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2021-2024 2.3L I4 EcoBoost
Ford Bronco
2021-2024 2.7L V6 EcoBoost
Ford Bronco Raptor
2022-2024 3.0L V6 EcoBoost
Ford Bronco Sport
2021-2024 1.5L I3 EcoBoost
Ford Bronco Sport
2021-2024 2.0L I4 EcoBoost
Ford E-350
1997-2024 6.8L V10 Triton
Ford E-350
2020-2024 7.3L V8 Godzilla
Ford E-Transit
2022-2024 Electric Motor
Common Questions
What does code C0441 mean on a 2012-2020 Ford Focus?
C0441 stands for "AEB Brake Application Pressure Insufficient". The AEB system detected that it cannot generate sufficient brake pressure for emergency braking.
What are the symptoms of C0441 on a Ford Focus?
Common symptoms of C0441 include: AEB warning, Reduced emergency braking capability, Brake system warning.
What causes C0441 on a 2012-2020 Ford Focus?
Common causes of C0441 include: Brake fluid level low, ABS pump motor weak, Brake system hydraulic fault, Brake booster performance issue.