AEB Brake Application Pressure Insufficient
2022-2024 Rivian R1S Quad Motor AWD
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
Rivian R1S
2022-2024 Large Pack Dual Motor AWD
Rivian R1S
2022-2024 Max Pack Dual Motor AWD
Rivian R1S
2022-2024 Standard Range Dual Motor AWD
Rivian R1T
2021-2024 Large Pack Dual Motor AWD
Rivian R1T
2021-2024 Max Pack Dual Motor AWD
Rivian R1T
2021-2024 Quad Motor AWD
Rivian R1T
2021-2024 Standard Range Dual Motor AWD
Common Questions
What does code C0441 mean on a 2022-2024 Rivian R1S?
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 Rivian R1S?
Common symptoms of C0441 include: AEB warning, Reduced emergency braking capability, Brake system warning.
What causes C0441 on a 2022-2024 Rivian R1S?
Common causes of C0441 include: Brake fluid level low, ABS pump motor weak, Brake system hydraulic fault, Brake booster performance issue.