P0128 Audi TT: Meaning, Causes, How to Fix

The P0128 OBD II trouble code indicates that your Audi TT’s engine coolant temperature has not reached its required operating temperature within a certain amount of time after starting the car. This code can appear as soon as you start your vehicle, or it can also occur while driving. It’s essential to address this issue … Read more

Audi TT P0122: TPS “A” Circuit Low Input

P0122 is a common trouble code with the Audi TT. It’s an OBDII code that references issues with the Throttle Position Sensor (TPS). It is relatively serious problem since it can leave your vehicle stranded or severely limited.     OBDII code P0122 is a serious problem that requires serious attention. Diagnosing it can be … Read more

Audi TT P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Audi TT P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. Table … Read more

Audi TT P0014: Causes + How to Fix

P0014 is a relatively common trouble code for vehicles that have Variable Valve Timing (VVT). This includes the Audi TT.  VVT adjusts the position of the camshaft(s) to maximize the combustion efficiency of the motor. P0014 means that the camshaft position is too far advanced from where it should be in relation to normal operating … Read more

Audi TT P0456: Meaning, Causes, How to Fix

One of the most common trouble codes with the Audi TT is the P0456 code. This trouble code references a number that is given to you when you plug your TT 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

Audi TT P0455: Meaning, Causes, + How to Fix

P0455 in the Audi TT 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 TT. But, whenever the check engine light is on, it’s … Read more

Audi TT P0341: CPS – Range/Performance

P0341 is a somewhat common OBDII diagnostic code in the Audi TT. It means that there is a Range/Performance problem. In layman terms this means that there is a problem with the signal coming from the Camshaft Position Sensor (CPS).   OBDII P0341 means that there is a problem with the Camshaft Position Sensor (CPS) … Read more

Audi TT 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 TT can have VVT, and is known to develop this code. P0012 is generic, which means that it has the same definition for the TT as it does on any other … Read more