AEB Brake Application Pressure Insufficient
2012-2019 Porsche 911 3.4L H6
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
Porsche 718 Boxster
2017-2024 2.0L H4 Turbo
Porsche 718 Boxster
2017-2024 2.0L Turbo H4
Porsche 718 Boxster GTS
2020-2024 4.0L H6
Porsche 718 Boxster S
2017-2024 2.5L Turbo H4
Porsche 718 Cayman
2017-2024 2.0L H4 Turbo
Porsche 718 Cayman
2017-2024 2.0L Turbo H4
Porsche 718 Cayman GT4
2019-2024 4.0L H6
Porsche 718 Cayman GTS
2020-2024 4.0L H6
Common Questions
What does code C0441 mean on a 2012-2019 Porsche 911?
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 Porsche 911?
Common symptoms of C0441 include: AEB warning, Reduced emergency braking capability, Brake system warning.
What causes C0441 on a 2012-2019 Porsche 911?
Common causes of C0441 include: Brake fluid level low, ABS pump motor weak, Brake system hydraulic fault, Brake booster performance issue.