Automatic Emergency Braking System Fault
2011-2024 Dodge Durango 3.6L V6 Pentastar
Description
General malfunction in the automatic emergency braking system.
Symptoms
- AEB warning light
- Automatic braking disabled
- Forward collision mitigation unavailable
- Driver assist systems degraded
Common Causes
- Radar module fault
- Camera system error
- Brake system unable to support AEB
- Module communication failure
Diagnostic Steps
- Check for radar and camera codes
- Verify ABS/brake system is fully functional
- Test communication between AEB controller and brake module
- Inspect all AEB-related sensors
- Check for software updates
Repair Notes
Diagnose root sensor or brake system fault. AEB relies on both detection and braking subsystems.
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
C0440 on Other Vehicles
Dodge Attitude
2015-2025 1.2L I3
Dodge Challenger
2015-2024 3.6L V6 Pentastar
Dodge Challenger
2015-2024 5.7L V8 Hemi
Dodge Challenger
2015-2024 6.2L V8 Supercharged Hellcat
Dodge Challenger
2015-2024 6.4L V8 Hemi 392
Dodge Challenger R/T
2015-2024 5.7L V8 Hemi
Dodge Challenger R/T Scat Pack
2015-2024 6.4L V8 392
Dodge Challenger SRT Demon
2018-2024 6.2L V8 Supercharged
Common Questions
What does code C0440 mean on a 2011-2024 Dodge Durango?
C0440 stands for "Automatic Emergency Braking System Fault". General malfunction in the automatic emergency braking system.
What are the symptoms of C0440 on a Dodge Durango?
Common symptoms of C0440 include: AEB warning light, Automatic braking disabled, Forward collision mitigation unavailable, Driver assist systems degraded.
What causes C0440 on a 2011-2024 Dodge Durango?
Common causes of C0440 include: Radar module fault, Camera system error, Brake system unable to support AEB, Module communication failure.