The B0023 code indicates a problem with the right-side roof rail airbag deployment circuit. This system is a critical safety feature designed to deploy the airbag during a collision or impact to protect occupants from injury. When this fault code is triggered, it means there is a malfunction or fault in the circuit that controls the deployment of the right-side roof rail airbag.
The B0021 fault code, applicable to all car manufacturers, means “Left Curtain Deployment Control 1 (Subfault)”.
Error P0033: This fault code applies to all car manufacturers and means “Turbocharger/Supercharger Bypass Valve Control Circuit”.
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 P002F fault code, applicable to all car manufacturers, means “B Camshaft Profile Control Circuit High (Bank 2)”.
The P002D fault code, applicable to all car manufacturers, means “B Camshaft Profile Control Circuit/Open (Bank 2)”.
The P002C fault code, applicable to all car manufacturers, means “B Camshaft Profile Control Circuit High (Bank 1)”.
