Audi Q3 P0012: “A” Camshaft Position – Over-Retarded

P0012 is a common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Audi Q3 can have VVT, and is known to develop this code. P0012 is generic, which means that it has the same definition for the Q3 as it does on any other … Read more

Audi Q3 P0113: IAT Sensor → High Input Problem

P0113 is an OBDII trouble code that occurs when the Audi Q3′s engine management computer detects that there is an issue with the Intake Air Temperature (IAT) Sensor, specifically that there is a High Input Problem with it. P0113: IAT Sensor – High Input Problem The IAT sensor is responsible for measuring the air temperature … Read more

Audi Q3 P0325 Code: Causes + How to Fix

If you own an Audi Q3, you may have come across the P0325 trouble code. This code is an indication of a malfunction in the knock sensor circuit. In this article, we will discuss the causes of the P0325 trouble code and how to fix it. The knock sensor’s primary role is to detect and … Read more

Audi Q3 P0304: Cylinder 4 Misfire – Diagnosis + Fix

If your Audi Q3 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 vehicle’s fourth cylinder is misfiring. P0304 is a drivability concern and should be dealt with right away. If … Read more

Audi Q3 P0449: Vent Valve Solenoid – Circuit Malfunction

A somewhat common issue with the Audi Q3 is the P0449 code. This code references a number that is given to you when you plug it into a OBD2 scanner. P0449 deals with the evaporative emissions control (EVAP) system. It often appears with, or is related other codes, such as P0420, P0446, and very often … Read more

Audi Q3 P0340 Code: Diagnosis, Causes, How to Fix

One of the more common engine management trouble codes that can occur in the Audi Q3 is P0340. It’s a generic code, which means it has the same definition for every car or truck made after 1996. P0340 is related to the camshaft position sensor and points to an issue with the wiring harness connected … Read more

P0303 Audi Q3: Cylinder 3 Misfire Diagnosis

If your Audi Q3 has the P0303 trouble code, you should know that it’s about as common of a code as there is. It’s a generic code (same meaning for all vehicles) that indicates that your vehicle’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If … Read more

Audi Q3 P0446: Meaning, Causes, How to Fix

A prevalent issue with the Audi Q3 is the P0446 code. This code corresponds to a specific number obtained when connecting your Q3 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

Audi Q3 P0442 Engine Code: Causes + How to Fix

One of the most common issues that happens with the Audi Q3 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

Audi Q3 P0441: Meaning, Causes, How to Fix

P0441 is one of the more common OBD II codes that can occur in the Audi Q3.  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