B2227: Front Crash Sensor Driver Communications Fault
LowBodyBody Electronics
What does B2227 mean?
B2227 is a diagnostic trouble code indicating "Front Crash Sensor Driver Communications Fault". A sensor in the body electronics is reporting abnormal data or has lost communication with the ECU. Sensors can fail due to age, contamination, heat exposure, or wiring issues.
Symptoms you may notice
- Check engine light (MIL) illuminated on dashboard
- Intermittent warning lights
- Erratic gauge readings
Estimated repair cost
Typical range in Australia (parts + labour)
$120 – $450 AUD
Common causes
- Faulty body electronics component
- Wiring or connector issue in the related circuit
- Failed sensor providing incorrect readings
- Software/calibration issue requiring ECU update
- Related component causing secondary fault
What should you do?
This is a minor or informational code. Monitor for any changes in vehicle behaviour and address it during your next scheduled service visit.
Get a diagnosis for YOUR car
Code B2227 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.