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Monthly Archives: July 2023

Decoding Common Vehicle Error Codes Made Simple!

Decoding Common Vehicle Error Codes Made Simple!

Modern vehicles are equipped with onboard diagnostic systems that monitor various components and systems for potential issues. When a problem is detected, the system generates an error code, also known as a Diagnostic Trouble Code (DTC), which can be retrieved using a diagnostic scanner or code reader. But what are these codes, which ones are most common and what do they mean? Well, luckily, we will go in deeper into this topic and see exactly that - read along to find out! Most Common Error Codes: P0300 P0420 P0171 P0442 P0301 P0128 P0300 - Random/Multiple Cylinder Misfire Detected This code indicates that the engine is misfiring across multiple cylinders, leading to a loss of power and potential drivability issues. Causes can include faulty spark plugs, ignition coils, fuel injectors, or a malfunctioning engine control module. P0420 - Catalyst System Efficiency Below Threshold (Bank 1) This code indicates that the catalytic ... read more