Volkswagen Jetta P0457: EVAP System – Leak Detected

P0457 is a somewhat common trouble code with the Volkswagen Jetta. This code references a number that is given to you when you plug your Jetta into a OBDII scanner. P0457 Indicates that there is a leak in the Evaporative Emission Control (EVAP) System. It is similar to P0455 (large leak) and P0456 (small leak) … Read more

Volkswagen Jetta P0455: Meaning, Causes, + How to Fix

P0455 in the Volkswagen Jetta is a trouble code that indicates your truck has a LARGE evaporative emissions leak. With this code, you shouldn’t notice any symptoms besides perhaps a noticeable fuel smell. P0455 usually is not an immediate threat to the driveability of your Jetta. But, whenever the check engine light is on, it’s … Read more

Volkswagen Jetta P0401: Meaning, Causes, How to Fix

P0401 is a very common OBDII trouble code that’ll pop up in the Volkswagen Jetta. It has to do with the emissions system and stands for Exhaust Gas Recirculation (EGR)→ Insufficient Flow. The EGR system in your car is responsible for recirculating exhaust gasses in order to lower the vehicle’s emissions output. There are three … Read more

Volkswagen Jetta P0304: Cylinder 4 Misfire – Diagnosis + Fix

If your Volkswagen Jetta has the P0304 trouble code, you should know that it’s about as common of a code as there is. It’s a generic OBD IIcode (same meaning for all vehicles) that indicates that your car’s fourth cylinder is misfiring. P0304 is a drivability concern and should be dealt with right away. If … Read more

Volkswagen Jetta P0456: Meaning, Causes, How to Fix

One of the most common trouble codes with the Volkswagen Jetta is the P0456 code. This trouble code references a number that is given to you when you plug your Jetta into an OBDII scanner. P0456 Indicates that there is a small leak in the evaporative emission control system. It often appears with or is … Read more

Volkswagen Jetta P0446: Meaning, Causes, How to Fix

A prevalent issue with the Volkswagen Jetta is the P0446 code. This code corresponds to a specific number obtained when connecting your Jetta to an OBDII scanner. A faulty vent control valve most commonly causes P0446. Definition P0446: EVAP System – Vent Control Circuit – Malfunction Symptoms Usually none Common Causes Bad EVAP Vent Control … Read more

Volkswagen Jetta P0442 Engine Code: Causes + How to Fix

One of the most common issues that happens with the Volkswagen Jetta is the P0442 trouble code. This code appears when connecting the vehicle to an OBDII scanner and pertains to the emissions system.  While it’s unlikely to cause a breakdown, it can be bothersome and may result in a failed emissions test for your … Read more

Volkswagen Jetta P0441: Meaning, Causes, How to Fix

P0441 is one of the more common OBD II codes that can occur in the Volkswagen Jetta.  It is frequently caused by a loose or bad gas cap, cracked or disconnected EVAP system hoses, vacuum leaks, or a bad purge valve. Always start by taking a look at the gas cap. P0441 is related to … Read more

Volkswagen Jetta P0430 Code: Causes + How to Fix

This page is meant to help you troubleshoot the Volkswagen Jetta P0430 trouble code. It covers the P0430 code’s meaning, symptoms, causes, and possible solutions. P0430 is an emissions-related trouble code and is virtually never a breakdown risk. P0430 is usually caused by a catalytic converter issue or a bad O2 sensor. Table of Contents … Read more