P0402 OBD Code Definition:
P0402 Exhaust Gas Recirculation Flow Excessive Detected
P0402 OBD Code Description: Continue reading →

P0403 OBD Code Definition:
P0403 Exhaust Gas Recirculation Control Circuit
P0403 OBD Code Description: Continue reading →

P0404 OBD Code Definition:
P0404 Exhaust Gas Recirculation Control Circuit Range/Performance
P0404 OBD Code Description: Continue reading →

P0405 OBD Code Definition:
P0405 Exhaust Gas Recirculation Position Sensor Circuit Low Voltage
P0405 OBD Code Description: Continue reading →

P0406 OBD Code Definition:
P0406 Exhaust Gas Recirculation Temperature Sensor Circuit High Input
P0406 OBD Code Description: Continue reading →

P0407 OBD Code Definition:
P0407 Exhaust Gas Recirculation Sensor B Circuit Low
P0407 OBD Code Description: Continue reading →

P0408 OBD Code Definition:
P0408 Exhaust Gas Recirculation Sensor B Circuit High
P0408 OBD Code Description: Continue reading →

P0409 OBD Code Definition:
P0409 Exhaust Gas Recirculation (EGR) (Sensor A) Circuit Malfunction
P0409 OBD Code Description: Continue reading →

P0410 OBD Code Definition:
P0410 Secondary Air Injection System Malfunction
P0410 OBD Code Description: Continue reading →

P0411 OBD Code Definition:
P0411 Secondary Air Injection System Insufficient Flow
P0411 OBD Code Description: Continue reading →

P0412 OBD Code Definition:
P0412 Secondary Air Injection Switchover Solenoid Circuit
P0412 OBD Code Description: Continue reading →

P0413 OBD Code Definition:
P0413 Secondary Air Injection System Switching Valve A Circuit Open
P0413 OBD Code Description: Continue reading →

P0414 OBD Code Definition:
P0414 Secondary Air Injection System Switching Valve A Circuit Shorted
P0414 OBD Code Description: Continue reading →

P0415 OBD Code Definition:
P0415 Secondary Air Injection System Switching Valve B Circuit Malfunction
P0415 OBD Code Description: Continue reading →

P0416 OBD Code Definition:
P0416 Secondary Air Injection System Switching Valve B Circuit Open
P0416 OBD Code Description: Continue reading →

P0417 OBD Code Definition:
P0417 Secondary Air Injection System Switching Valve B Circuit Shorted
P0417 OBD Code Description: Continue reading →

P0418 OBD Code Definition:
P0418 Secondary Air Injection System Relay A Circuit Malfunction
P0418 OBD Code Description: Continue reading →

P0419 OBD Code Definition:
P0419 Secondary Air Injection System Relay B Circuit Malfunction
P0419 OBD Code Description: Continue reading →

P0420 OBD Code Definition:
P0420 Catalyst System Efficiency Below Threshold Bank 1
P0420 OBD Code Description: Continue reading →

P0421 OBD Code Definition:
P0421 Warm Up Catalyst Efficiency Below Threshold Bank 1
P0421 OBD Code Description: Continue reading →