Check your warranty status, verify the. Shortly after we bought our 2005 impreza outback sport with 253k miles last summer it started throwing p0420 codes. It's only with a recent etune, i've had the j pipe (gs) with associated etune for over a year with no issues, then swapped.
Subaru Impreza Wrx 2004 Black
The p0420 code is a generic powertrain code that indicates a problem with the catalytic converter in the exhaust system.
The p0420 check engine light on a subaru wrx typically indicates a problem with the catalytic converter's efficiency,.
I'm going through the same issue Car is currently at the dealership Replaced both o2 sensors and code keeps coming. The most common fix for p0420 in the subaru wrx is a new catalytic converter, followed by an o2 sensor replacement.
Welcome to the nasioc.com subaru forum You are currently viewing our forum as a guest, which gives you limited. I have a 17 sti with a stage 1 cold air intake, and gfb hybrid blow off valve Tuned with cobb and a borla catback exhaust.
P0420 is one of the most common error codes
This guide applies to most vehicles and explains what the code means and. The time now is 10:43 pm. Enjoy the videos and music you love, upload original content, and share it all with friends,. Help p0420 code i have a 2018 sti w/ 25,000 miles and i have a cobb downpipe and cobb titanium catback installed
I also have a ptp. O2 sensor keeps tripping after installing the.