What does P0420 mean on a Subaru Outback?
P0420 SUBARU 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).
What does P0420 mean on a catalytic converter?
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).
What is the trouble code on a Subaru Forester?
P0420 is a very common trouble code. This code number references a number that is given to you when you plug your Subaru Forester into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them (1996+) P0420 is a OBDII trouble code. The code technically stands for:
What does the P0420 code on Honda Accord mean?
Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. 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).
What does the OBDII code mean on a Subaru Outback?
Subaru Outback P0420 OBDII Code Defined. P0420 is a OBDII trouble code. The code technically stands for: Catalyst System Efficiency Below Threshold. Your Outback has at least two oxygen sensors, one before and after the catalytic converter.
What causes a service engine light on a Subaru Outback?
Service Engine Light – Often, this is the only symptom of the Subaru Outback P0420 code. There are many things that can cause the P0420 trouble code in your Outback. Here are the most common ones. Oxygen Sensor – The P0420 codes is thrown when the oxygen sensors on both sides of the exhaust have very similar readings.
What are the oxygen sensors on a Subaru Outback?
Your Outback has at least two oxygen sensors, one before and after the catalytic converter. Among the many jobs that oxygen sensors have is they have to measure the emissions levels coming in and out of the converter.
What is the trouble code on a Subaru Outback?
P0420 is a very common trouble code. This code number references a number that is given to you when you plug your Subaru Outback into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them (1996+) P0420 is a OBDII trouble code.
What causes an OBD code of p0403?
The causes for a P0403 EGR code could be any of the following: Bad EGR solenoid Excessive resistance in control circuit (PCM controlled ground) due to an open, chafing or damage to the harness Poor connection at the EGR solenoid harness (worn or loose pins) Water intrusion at the EGR solenoid harness