Pre-Collision System Sensor Fusion Error
2012-2020 Ford Focus 2.0L I4 🇨🇦
Description
The pre-collision system detects a mismatch between radar and camera object detection data.
Symptoms
- PCS temporarily disabled
- Intermittent PCS warnings
- False collision alerts or no alerts
- System unreliable in certain conditions
Common Causes
- Radar or camera misalignment
- Sensor calibration drift
- One sensor partially blocked
- Environmental interference
Diagnostic Steps
- Perform radar alignment check
- Calibrate forward camera
- Clean all sensor surfaces
- Check for software updates
- Test in controlled conditions
Repair Notes
Calibrate all PCS sensors. Perform both static and dynamic calibration as required.
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
C0425 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 C0425 mean on a 2012-2020 Ford Focus?
C0425 stands for "Pre-Collision System Sensor Fusion Error". The pre-collision system detects a mismatch between radar and camera object detection data.
What are the symptoms of C0425 on a Ford Focus?
Common symptoms of C0425 include: PCS temporarily disabled, Intermittent PCS warnings, False collision alerts or no alerts, System unreliable in certain conditions.
What causes C0425 on a 2012-2020 Ford Focus?
Common causes of C0425 include: Radar or camera misalignment, Sensor calibration drift, One sensor partially blocked, Environmental interference.