Description OBD-II Trouble Code Description for P0420 Ford Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Ford definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Tag: P0419
Fiat P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Fiat Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Fiat definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Dodge P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Dodge Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Dodge definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Citroen P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Citroen Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Citroen definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Chrysler P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Chrysler Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Chrysler definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Chevrolet P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Chevrolet Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Chevrolet definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Cadillac P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Cadillac Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Cadillac definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Buick P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Buick Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Buick definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
BMW P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 BMW Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 BMW definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. The downstream…
Aston Martin P0419 Secondary Air Injection System Relay B Circuit Malfunction
Description OBD-II Trouble Code Description for P0420 Aston Martin Catalyst System Efficiency Below Threshold What does this mean? OBD2 Code P0420 Aston Martin definition: The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate….