Scion tC P0457: EVAP System – Leak Detected

P0457 is a somewhat common trouble code with the Scion tC. This code references a number that is given to you when you plug your tC 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

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

P0303 Scion tC: Cylinder 3 Misfire Diagnosis

If your Scion tC 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 car’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If … Read more

Scion tC P0302: Cylinder 2 – Misfire (Causes + How to Fix)

P0302 in the Scion tC is a common OBD II trouble code. It indicates that your car’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your tC’s check engine light to come on, you shouldn’t drive your car at … Read more

Scion tC P0430 Code: Causes + How to Fix

This page is meant to help you troubleshoot the Scion tC 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

Scion tC P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Scion tC 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

Scion tC P0011: What it Means + How to Fix

P0011 is a common (and serious) OBD II diagnostic trouble code that can occur in the Scion tC. It indicates an issue with your car’s Variable Valve Timing (VVT) system. The first thing you should do when you have this code is check your tC’s oil. If the oil level is too low, the camshaft … Read more

Scion tC P0010: Causes + Likely Fix

P0010 is a relatively common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Scion tC can have VVT and is prone to developing this code. P0010 is often by low or sludgy oil. Check your tC’s oil as soon as possible. P0010 is a … Read more

Scion tC P0301: Cylinder 1 – Misfire (Causes + How to Fix)

P0301 is a fairly common trouble code with the Scion tC. It’s an OBD2 code and indicates that your car’s first cylinder is misfiring. P0301 is certainly a cause for concern and should be considered a threat to the drivability of your tC.  Fixing P0301 should be considered a high priority. Unlike a lot of … Read more