The B0020 fault code, applicable to all car manufacturers, means “Left Side Airbag Deployment Control (Subfault)”.
B0012 Fault Code: Explanation, Troubleshooting Steps, and Clearing Method
The B0011 fault code, applicable to all car manufacturers, means “Passenger Frontal Stage 2 Deployment Control (Subfault)”.
The B0010 fault code, applicable to all car manufacturers, means “Passenger Frontal Stage 1 Deployment Control (Subfault)”.
The B0004 fault code, applicable to all car manufacturers, means “Driver Knee Bolster Deployment Control (Subfault)”.
The B0003 fault code, applicable to all car manufacturers, means “Driver Frontal Stage 3 Deployment Control (Subfault)”.
The B0002 fault code, applicable to all car manufacturers, means “Driver Frontal Stage 2 Deployment Control (Subfault)”.
The B0001 fault code, applicable to all car manufacturers, means “Driver Frontal Stage 1 Deployment Control (Subfault)”.