What causes OBDII P0420 on Toyota Corolla?
It covers Toyota Corolla P0420 meaning, symptoms, causes, and possible solutions. In the Corolla, OBDII P0420 is often caused by a bad oxygen sensor, but there can be other causes as well. One of the most common trouble codes with all Toyota vehicles is the P0420.
What is the trouble code on a Toyota Corolla?
One of the most common trouble codes with all Toyota vehicles is the P0420. This code number references a number that is given to you when you plug your Toyota Corolla into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them. P0420 is a OBDII trouble code. The code technically stands for:
What does Toyota catalytic converter code P0420 mean?
The function of the catalytic converter is to break down harmful pollutants that are created by your Toyota during the combustion cycle and convert them into harmless gases. Code P0420 indicates that the catalytic converter is not functioning efficiently, therefore increasing the output of harmful pollutants by your Toyota. Toyota P0420 Symptoms
Why does my Toyota Corolla not pass emissions?
The software in your vehicle believes that the catalytic converter is no longer doing its job. If your vehicle has the P0420 code, it won’t pass emissions so please be aware of that. The P0420 code in a Toyota Corolla will often be thrown one of your oxygen sensors are not functioning properly.
How much does it cost to diagnose P0420 Toyota code?
Labor: 1.0 The cost of diagnosing the P0420 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour. When is the P0420 TOYOTA code detected? – Three way catalytic converter Bank 1 does not operate properly.
What does P0420 mean on Toyota catalytic converter?
P0420 TOYOTA Tech Notes As the code description implies the P0420 code means that the vehicle’s control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting).