Toyota Celica P0134: O2 Sensor → No Activity Detected B1S1

P0134 is a relatively common OBDII trouble code. It’s generic, which means that it has the same meaning for any vehicle with OBDII. It means that the PCM/ECM is not detecting any activity from the sensor.   P0134 Definition P0134: O2 Sensor → No Activity Detected →Bank 1 Sensor 1 The Celica’s computer uses the … Read more

Toyota Celica P0455: Meaning, Causes, + How to Fix

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

Toyota Celica P0325 Code: Causes + How to Fix

The Toyota Celica is a reliable and iconic vehicle. However, if you’re having trouble with your Celica, the P0325 trouble code could be the culprit. In this article, we’ll explore the causes and solutions for this code, so you can get back on the road quickly and safely. The knock sensor’s primary role is to … Read more

Toyota Celica P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Toyota Celica 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

Toyota Celica P0457: EVAP System – Leak Detected

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

Toyota Celica Flashing Check Engine Light: Diagnosis

The check engine light indicates that you need to service a vehicle soon. If your Toyota Celica has a flashing check engine light means that there is a catalyst damaging misfire (it can damage the catalytic converter and O2 sensors). If your car has a flashing check engine light, it means you need to service … Read more

Toyota Celica P0122: TPS “A” Circuit Low Input

P0122 is a common trouble code with the Toyota Celica. 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