C0441
AEB Brake Application Pressure Insufficient
2016-2021 Mazda CX-3 2.0L I4 🇬🇧
Critical SeverityChassis
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
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0025LF Wheel Speed Sensor Circuit Intermittent
C0441 on Other Vehicles
Common Questions
What does code C0441 mean on a 2016-2021 Mazda CX-3?
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 Mazda CX-3?
Common symptoms of C0441 include: AEB warning, Reduced emergency braking capability, Brake system warning.
What causes C0441 on a 2016-2021 Mazda CX-3?
Common causes of C0441 include: Brake fluid level low, ABS pump motor weak, Brake system hydraulic fault, Brake booster performance issue.