answersLogoWhite

0

P0420 = Catalyst System Efficiency Below Threshold Bank 1.Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic converter needs to be replaced to fix the problem. If the P0420 code is combined with other codes, try fixing the other codes first.




User Avatar

Wiki User

7y ago

What else can I help you with?

Trending Questions
If the car behind yours was pushed into your car by a third car that hit it from behind do you file a claim against the car that hit yours or the one that hit him and was cited for causing the acciden? What types of systems can one play the video game Monster Trucks Nitro on? Can an independent insurance agency file a chapter 11 and what happens with the companies they write for? You have two life insurance companies coverage one is 20000 the other is 10000 how much is my total coverage? What is the first action if you witness a car accident where a vehicle has swerved colliding with a dog and the vehicle has hit a tree? What is the most important nut on a car? Loretta rides her bike to work Pamela goes to work by car One Thursday morning it rained very hard Who arrived at work soaking wet? What are some tips about how to donate a car to charity? Where can one purchase a VX Commodore? What kind of car does usher drive? Hydrostatic clutch won't develop pressure when cold. 530 Case backhoe.? Can you press charges for hit and run if the other driver is uninsured and leave before the police comes? What are the cna codes in transformers prime beast creator? How much house for 3br 2b 1car garage cost in zip 06118? How do you say aunt in gujarati? How much has the price per gallon of gas increased from 1996 to 2008? What is the full form of GPL? Do I need auto insurance driving to work occasionally? What was the worlds fastest production automobile in 1976? What happens when an uninsured driver borrows a friend's uninsured car and gets into a wreck?