Mazda specific DTC OBD2 code: P1410 EGR Boost Solenoid Valve Stuck
Mazda specific DTC OBD2 code: P1409 EGR Vacuum Regulator Solenoid Circuit
Mazda specific DTC OBD2 code: P1408 EGR System Flow Out Of Key On Engine Running Self Test Range
Mazda specific DTC OBD2 code: P1407 No EGR Flow Detected
Mazda specific DTC OBD2 code: P1406 DPFE Sensor Downstream Hose Off Or Plugged
Mazda specific DTC OBD2 code: P1405 DPFE Sensor Upstream Hose Off Or Plugged
Mazda specific DTC OBD2 code: P1402 EGR Valve Position Sensor Circuit
Mazda specific DTC OBD2 code: P1401 DPFE Sensor Circuit High Input
Mazda specific DTC OBD2 code: P1400 DPFE Sensor Circuit Low Input
Mazda specific DTC OBD2 code: P1390 Octane Adjust Shorting Bar Out or Circuit Open