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January 2019 I had the cat stolen from my 2008 Prius. The insurance company took care of the work as I was on an extended holiday. The car has...
Alright, after 2 weeks of researching and dealing with this I'm finally posting to ask for help. I have a a 2010 Prius with 253K miles on it. I...
I have a 2002 classic prius and have been receiving the red triangle on and off now. I do not understand why, it has no change in performance...
Thanks for all the great info on this forum concerning P0420. My 2007 Prius with 235k miles is pitching an intermittent P0420 alone. It burns...
Greetings! First time poster but have been following Prius Chat for a bit for my 2002 prius with 207k miles. I've had the red triangle off and on...
Ok, this is interesting. My old Prius has been throwing P0420 errors from time to time. Makes sense, as the car has well over 200k miles on it....
I need to my Gen 1 Prius to apss the CA smog test. The engine light has come on with codes P0420 and P0171. Getting the catalytic converter...
was going around 70 on the freeway when the Prius lost a lot of power. Nursed it to the side, where it idles rough, misfires, etc. getting it...
Hello dears First of all I want to say thank you for the halp I get in this forum. ❤️ I have Prius 2008 262000 km. I hed p420 code and after a...
Overall car has 183,000 miles, is 2009 has a busted touch screen on it and drives somewhat smooth, but... Can someone please explain the codes in...
The following set of error codes all occurred today during a 180 mile drive with a 2007 Prius. At one point, the Park/Reverse/Neutral/Drive/B...
My car is throwing a P0420 Code. Dealer says I need a Catalytic Converter. We are at 189,000 miles - so we are out of the 150,000 warranty in CA....
I own an 07 Prius with 238k miles. Recently had the check engine light coming on and off for the past few months. We got a lot of rain and 2 weeks...
So first time ever posting something, but have been using Prius Chat for all my previous Prius fixes. My Prius has well over 200,000mi on it since...
I recently purchased a 2004 Prius with about 350,000km on it. The vehicle had been in a minor collision about a year ago which crumpled the hood...
Recently I received a DTC code P0420 prompting me from my CEL. The live feed data from my OB2 code reader revealed a consistent “0” on upstream...
Hey gang! OK - I've been reading the related P0420 threads and they've been super helpful but I'm still a little unclear on exactly what my next...
all I just got this 420 code, even I don't smoke marijuana ). I understand that it's not super critical, so I can drive it, till I will need...
Good afternoon all, My 2013 Prius had it's engine light come on, with code P0420. Took it to a dealer to confirm. My question is - can anybody...
Hello, so I have a 2007 Prius with 146K on it and I started getting the P0420 code. I scanned it and it shows "Catalyst System Efficiency Bellow...
