The engine P0422 Code expresses about the car engine tricky and it is significant thing for answering the car engine. The meaning of the code is available from the different sources. The automobile dictionary meaning of the engine of the code is online easily. The automobile dictionary meaning of the code is P for OBD-II Diagnostic Powertrain (P) Trouble Code For Engine. 0 for Intake Valve Control Solenoid Circuit Low. 4 for Engine Oil Temperature Sensor Malfunction. 2 for Cylinder 10 Contribution/balance Fault and 2 for Exhaust Gas Recirculation Sensor B Circuit High. You should not allow the automobile dictionary meaning for solving the car engine.