U0422: Invalid data received from body control module
Drive carefully. Get it checked within a week or two.
Can I drive with U0422?
Yes, but drive carefully and get it checked soon. Body computer sent corrupted data frame; interior accessories may act up.
What does U0422 mean?
U0422 stands for Invalid Data Received From Body Control Module.
Symptoms you may notice
- Multiple warning lights on dashboard simultaneously (ABS, CEL, Airbag)
- Speedometer or instrument cluster needles bouncing or freezing
- Transmission may shift harshly or default to safe limp gear
How much does it cost to fix?
Repair costs for code U0422 depend on the specific underlying root cause, ranging from simple DIY checks to component replacement. The table below lists the most common causes and rough price ranges in USD:
- Active fault code stored in the BCM
- Aftermarket remote start or alarm system interference
- Low battery voltage spike
- Corroded connector terminals
What to do next
- Check for aftermarket electronics wired into the OBD2 port or steering harness.
- Scan BCM for stored body codes.
- Clear codes and test battery voltage.
Last updated: October 2026
Related codes
General guidance only, not a professional diagnosis. If the check-engine light is flashing, or the car is running rough, overheating or losing power, stop driving and get help.
About this code
Code U0422 means a module received an implausible signal from the body control module. Spliced-in aftermarket remote starters or LED light conversions often inject electrical noise into the CAN bus causing this code. Drive normally while investigating.