The B004B fault code, applicable to all car manufacturers, means “Third Row Right Frontal Stage 3 Deployment Control (Subfault)”.
The B004A fault code, applicable to all car manufacturers, means “Third Row Right Frontal Stage 2 Deployment Control (Subfault)”.
The B0049 fault code, applicable to all car manufacturers, means “Third Row Right Frontal Stage 1 Deployment Control (Subfault)”.
The B0054 fault code, applicable to all car manufacturers, means “Second Row Center Seatbelt Sensor (Subfault)”.
The B0053 fault code, applicable to all car manufacturers, means “Second Row Left Seatbelt Sensor (Subfault)”.
The B0052 fault code, applicable to all car manufacturers, means “Passenger Seatbelt Sensor (Subfault)”.
The B0050 fault code, applicable to all car manufacturers, means “Driver Seatbelt Sensor (Subfault)”.
The B0051 fault code, applicable to all car manufacturers, means “First Row Center Seatbelt Sensor (Subfault)”.