Why is my P0420 Saturn Vue not registering?
The downstream oxygen sensor wiring is especially volatile since it is so far from the ECM (more distance to travel. Vue Timing – If your Vue is misfiring or the exhaust timing is off, this can affect the gasses that are actually going to the O2 sensors enough to cause the P0420 code to register.
What to do if your Saturn catalytic converter says P0420?
Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert needs to be replaced to fix the problem. If the P0420 code is combined with other codes, try fixing the other codes first. The cost of diagnosing the P0420 SATURN code is 1.0 hour of labor.
Why does my Saturn Vue 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 Saturn Vue will often be thrown one of your oxygen sensors are not functioning properly.
What does the P0420 code on Honda Civic mean?
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).
The downstream oxygen sensor wiring is especially volatile since it is so far from the ECM (more distance to travel. Vue Timing – If your Vue is misfiring or the exhaust timing is off, this can affect the gasses that are actually going to the O2 sensors enough to cause the P0420 code to register.
Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert needs to be replaced to fix the problem. If the P0420 code is combined with other codes, try fixing the other codes first. The cost of diagnosing the P0420 SATURN code is 1.0 hour of labor.
What causes the OBDII code on a Saturn Vue?
In the Vue, 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 Saturn vehicles is the P0420. This code number references a number that is given to you when you plug your Saturn Vue into a OBDII scanner.
What does P0420 mean on a check engine light?
Welcome to P0420.com, the place dedicated to that DTC (diagnostic trouble code) P0420. The P0420 code is a very popular one and that’s why there’s a site dedicated to that specific trouble code. If your car’s check engine light is on, get that code read in case it’s a P0420. A P0420 code is a trouble code on OBD-II equipped vehicles.