Description OBD-II Trouble Code Description for P0445 BMW Evaporative Emission System Purge Control Valve Circuit Shorted What does this mean? OBD2 Code P0445 BMW 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…
Category: BMW
BMW P0446 Evaporative Emission Vent System Performance
Description OBD-II Trouble Code Description for P0446 BMW Evaporative Emission System Vent Control Circuit What does this mean? OBD2 Code P0446 BMW definition: Evap vent valve has only one purpose. It closes in order to seal the vent so the EVAP system can pressurize and ensure there are no leaks. Evap vent valve is usually…
BMW P0444 Evaporative Emission Control System Purge Control Valve Circuit Open
Description OBD-II Trouble Code Description for P0444 BMW Evaporative Emission System Purge Control Valve Circuit Open What does this mean? OBD2 Code P0444 BMW 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…
BMW P0442 EVAP Control System Leak Detected Small Leak
Description OBD-II Trouble Code Description for P0442 BMW Evaporative Emission System Leak Detected (small leak) What does this mean? OBD2 Code P0442 BMW definition: This indicates a fuel vapor leak in the EVAP control system. It means a very small leak has been detected. In fact, the leak can be from a hole as small…
BMW P0443 EVAP Canister Purge Valve Circuit Malfunction
Description OBD-II Trouble Code Description for P0443 BMW Evaporative Emission System Purge Control Valve Circuit What does this mean? OBD2 Code P0443 BMW definition: The Evaporative Emissions System (EVAP) allows fumes from the gas tank to enter the engine to be burned, rather than vented into the atmosphere as an emission. The purge valve solenoid…
BMW P0441 EVAP System Incorrect Purge Flow
Description OBD-II Trouble Code Description for P0441 BMW Evaporative Emission System Incorrect Purge Flow What does this mean? OBD2 Code P0441 BMW definition: This indicates that a part of the EVAP control system is no longer fuctioning correctly. The EVAP system consists of many parts, including (but not limited to) the gas cap, fuel lines,…
BMW P0440 EVAP Canister Purge Regulator Valve
Description OBD-II Trouble Code Description for P0440 BMW Evaporative Emission System What does this mean? OBD2 Code P0440 BMW definition: This indicates that a part of the EVAP control system is no longer fuctioning correctly. The EVAP system consists of many parts, including (but not limited to) the gas cap, fuel lines, carbon canister, purge…
BMW P0438 Catalyst Temperature Sensor High Input Bank 2 Sensor 1
Description OBD-II Trouble Code Description for P0438 BMW Catalyst Temperature Sensor High What does this mean? OBD2 Code P0438 BMW 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 the most…
BMW P0439 Catalyst Heater Control Circuit Bank 2
Description OBD-II Trouble Code Description for P0439 BMW Catalyst Heater Control Circuit What does this mean? OBD2 Code P0439 BMW 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 the most…
BMW P0437 Catalyst Temperature Sensor Low Input Bank 2 Sensor 1
Description OBD-II Trouble Code Description for P0437 BMW Catalyst Temperature Sensor Low What does this mean? OBD2 Code P0437 BMW 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 the most…