P0431 Citroen Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Citroen Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Chrysler Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Chrysler Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Chevrolet Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Chevrolet Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Cadillac Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Cadillac Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Buick Warm Up Catalyst Efficiency Below Threshold Bank 2

P0432 Buick Main Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the P0432…

P0431 BMW Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 BMW Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Audi Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Audi Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Acura Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Acura Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0431 Warm Up Catalyst Efficiency Below Threshold Bank 2

P0431 Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the P0431…