The evaporative emissions control (EVAP system) prevents fuel vapours escaping into atmosphere. Carbon pellets are used to absorb and store fuel vapours. Engine control module (ECM/PCM/ECU) continuously monitors the ventilation control valve. The ECU opens the ventilation control valve when ...
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P0442 Evaporative Emission Control System Leak Detected (Minor Leak) Fault: What is it?
The powertrain control module of your vehicle continuously monitors for leaks or other problems in the Evaporative Emission Control System. The fault code P0442 will be triggered when a fuel vapour is detected in the EVAP. The P0442 fault code ...
P0441 Evaporative Emission System Incorrect Purge Flow Fault – What is it?
The P0441 code is a diagnostic trouble code for the powertrain. Any vehicle with OBD-II can trigger it. This indicates that the EVAP system is not working properly. The evaporative system (EVAP), prevents petrol vapours escaping from the fuel tank ...
P0455 Major Evaporative System Leak Detected Fault: What is it?
The fault code P0455 indicates a significant leak in the Evaporative Emissions Control System (EVAP). When the vehicle computer detects a major leak in the EVAP, it will generate fault P0455. The P0440 code indicates a fault with the EVAP ...
P0303 Cylinder 3 Misfire Fault – What is it?
The fault code P0303 will be triggered by the vehicle computer when it detects multiple misfires on cylinder 3. What are the symptoms of fault code P0303? P0303 can have different symptoms. The driver may not see any other symptoms ...