Questions & Answers for: honda element code p0420

...code. I would recommend a set of honda plug wires and plugs if the P0420 code returns. I have used bolt in aftermarket bolt in catalytic converters but don't remember the brand name they fit ok and i ...

...Honda Odyssey bought used with engine light on (without having passed emissions check) with about 98K miles. After having catalytic converters replaced the engine light returned. Had both O2 sensors ...

...Honda Odyssey p0420 Error Code Hi, My check engine light of my 1999 Honda Odyssey came on recently. The error code read was p0420. Wondering whether this has to do with Catalytic Converter or the O2 ...

Code P0420 - what does that mean? The car is an Code P0420 - what does that mean? The car is an 1997 Accord LX with 209,000 miles. Just replaced timing belts, all seals, valve cover gasket, plugs, ...

...CODE IN HONDA ODYSEY CAN SOMEBODY TELL HOW TO TRUBLE SHOOT THIS TWO CODE P0401- Bad EGR valve P0420- Most likely cause is a bad O2 sensor(s) at the catalytic converter P0401 is exhaust gas ...

...is the code: P0420 & P0401 ? A scanner can clear the codes. Autozone or Advance will scan for free. As for the codes, you can review codes and causes here: ...

...code P0420 catalyst system efficiency below threshold. ( catalytic convector ) any 0800 codes are automatic trans-axle system malfunction. code P0845 problem in 3rd clutch transmission fluid pressure ...

...HONDA CIVIC LX 1998 WITH 122,459 MILES AND I TOOK IT TO AUTOZONE AND THEY GAVE ME THE CODE P0420 THE CAR RUN GREAT BUT THE MUFFLER IT HAVE A WEIRD SOUND. P0420 Catalitic convertor needs replaced, if ...

...Usually does. But I check the O2 sensors first. Ohm check them and the wires. Your cats are expensive, I don't won't to misdiagnose. Here's a link to your code P0420 solutins. P0420 OBD II Trouble ...

...https://mechanicbase.com/trouble-code/p0420 Hav cat convertr temp taken..if low u need knew. If oxygen sensor heatn element bad..then u need new too..orhrwise jysta ...