P0430 Mercedes-Benz
Catalyst System Efficiency Below Threshold Bank 2
Mercedes-Benz
P0422 Mercedes-Benz
Main Catalyst Efficiency Below Threshold Bank 1
P0423 Mercedes-Benz
Heated Catalyst Efficiency Below Threshold Bank 1
P0420 Mercedes-Benz
Catalyst System Efficiency Below Threshold Bank 1
P0421 Mercedes-Benz
Warm Up Catalyst Efficiency Below Threshold Bank 1
P0418 Mercedes-Benz
Secondary Air Injection System Relay ‘A’ Circuit Malfunction
P0419 Mercedes-Benz
Secondary Air Injection System Relay ‘B’ Circuit Malfunction
P0416 Mercedes-Benz
Secondary Air Injection System Switching Valve ‘B’ Circuit Open
P0417 Mercedes-Benz
Secondary Air Injection System Switching Valve ‘B’ Circuit Shorted
P0414 Mercedes-Benz
Secondary Air Injection System Switching Valve ‘A’ Circuit Shorted