Category: ACURA

Description OBD-II Trouble Code Description for P0407 Acura Exhaust Gas Recirculation Sensor “B” Circuit Low What does this mean? OBD2 Code P0407 Acura definition: The optical sensor provides a high resolution signal to the Powertrain Control Module (PCM) by counting pulses on the sensor disk located in the injection pump. The high resolution is one…

Description OBD-II Trouble Code Description for P0408 Acura Exhaust Gas Recirculation Sensor “B” Circuit High What does this mean? OBD2 Code P0408 Acura definition: The optical sensor provides a high resolution signal to the Powertrain Control Module (PCM) by counting pulses on the sensor disk located in the injection pump. The high resolution is one…

Description OBD-II Trouble Code Description for P0405 Acura Exhaust Gas Recirculation Sensor “A” Circuit Low What does this mean? OBD2 Code P0405 Acura definition: There are different designs of EGR (Exhaust Gas Recirculation) systems, but they all operate in a similar way. The EGR valve is a PCM (Powertrain Control Module) controlled valve that allows…

Description OBD-II Trouble Code Description for P0406 Acura Exhaust Gas Recirculation Sensor “A” Circuit High What does this mean? OBD2 Code P0406 Acura definition: The optical sensor provides a high resolution signal to the Powertrain Control Module (PCM) by counting pulses on the sensor disk located in the injection pump. The high resolution is one…

Description OBD-II Trouble Code Description for P0404 Acura Exhaust Gas Recirculation Control Circuit Range/Performance What does this mean? OBD2 Code P0404 Acura definition: The EGR (Exhaust Gas Recirculation) system’s purpose is to redirect exhaust gas back into the cylinders. Since exhaust gas is inert, it displaces oxygen and fuel, thereby lowering cylinder temps, which, in…

Description OBD-II Trouble Code Description for P0402 Acura Exhaust Gas Recirculation Flow Excessive Detected What does this mean? OBD2 Code P0402 Acura definition: EGR stands for Exhaust Gas Recirculation. It is part of the vehicle emmissions system, and is used to reduce combustion temperature and pressure to control Oxides of Nitrogen. There are generally three…

Description OBD-II Trouble Code Description for P0403 Acura Exhaust Gas Recirculation Control Circuit What does this mean? OBD2 Code P0403 Acura definition: The Exhaust Gas Recirculation (EGR) system is controlled by a vacuum solenoid. The solenoid is supplied ignition voltage. The Powertrain Control Module (PCM) controls the vacuum solenoid by grounding the control circuit(ground) or…

Description OBD-II Trouble Code Description for P0400 Acura Exhaust Gas Recirculation Flow What does this mean? OBD2 Code P0400 Acura definition: The exhaust gas recirculation (EGR) valve is vacuum controlled valve that regulates the amount of exhaust gases that re-enter the cylinders. The powertrain control module (PCM) determines how much based on engine load, temp,…

Description OBD-II Trouble Code Description for P0401 Acura Exhaust Gas Recirculation Flow Insufficient Detected What does this mean? OBD2 Code P0401 Acura definition: EGR stands for Exhaust Gas Recirculation. It is part of the vehicle emmissions system, and is used to reduce combustion temperature and pressure to control Oxides of Nitrogen. There are generally three…

Description OBD-II Trouble Code Description for P0392 Acura Camshaft Position Sensor “B” Circuit Low What does this mean? OBD2 Code P0392 Acura definition: The optical sensor provides a high resolution signal to the Powertrain Control Module (PCM) by counting pulses on the sensor disk located in the injection pump. The high resolution is one of…