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Car Error Code P0420


Then, increase engine speed for about three minutes, usually between 2,500 and 3,000 rpm; this will help the catalytic converter light off. BigNate84 247.766 weergaven 2:09 Fixing Bad Catalytic Converters With Inefficiency Code P0420 - Duur: 3:05. This will last until the second problem happens: A spark enters the converter and ignites the fuel, at which point it turns into a secondary combustion chamber, destroying the catalyst (see It was the Cat. http://sovidi.com/error-code/1-code-error.php

and I have another saying they think it is something else & I need to have it looked at closer. Laden... Log in om dit toe te voegen aan de afspeellijst 'Later bekijken' Toevoegen aan Afspeellijsten laden... Code PO420 popped up the other day just wondering what to do any help would be appreciated... #28 - 2000 BMW 540i - 01/28/2010 - 21:12 2009 Dodge Ram Sport Hemi

Obd2 Code 420

Hope this helps all of you, check your fuel and run some good fuel system cleaner through your car when you see that code, I recommend XLP Gasoline Fuel System Cleaner. View the ExhaustSystemsGuide.com Privacy Policy here. Log in om ongepaste content te melden. Daniel Bargas 18.097 weergaven 5:36 P0420 How To Diagnose A Bad Catalytic Converter -EricTheCarGuy - Duur: 10:00.

Check Engine Light never came on any ideas tried to get service engine light to go out, no joy. The plug-in test is faster, easier and cheaper to do than a loaded mode tailpipe emissions test on a road simulator or dynamometer. but car still runs good...Go to my friend SAE Saab mechanic...he reads code..it says Catalytic converter below threshold...but say it may not be converter...he puts car on lift and plugs exhaust Error Code P0420 Nissan Maxima Will a high flow cat make this light come on?

Laden... Other things could include exhaust leaks, damaged exhaust pipes, damaged O2 sensor wiring/connectors, plugged catalytic converter, etc. They informed me that they had crossed the coil wires and fixed it. http://www.p0420.com/ When looking at the values of the O2 sensors pay particular attention to the switching rate of the sensors and be sure that neither the front nor rear sensor drops out

I have changed the cats, oxygen sensors-more than once-,and the PCM. Error Code P0420 Subaru This module is set to break chains of the second lambda probe. Read more Veteran and Military Driver Laws and Benefits in New Mexico The state of New Mexico offers a number of benefits and perks for those Americans who have either served Laden...

Error Code P0420 Vw Jetta

Share NOTE: This information is presented for information purposes only. http://www.easterncatalytic.com/education/tech-tips/the-misleading-nature-of-the-po42o-code/ Most of the time it has to due with 1.incorrect timing or fuel mixture 2.damage to exhaust system 3.faulty check valve 4.faulty injector 5.oxygen sensors & the number one cause Faulty Obd2 Code 420 Symptoms The main symptom to the driver is the illumination of the MIL (malfunction indicator lamp). Error Code P0420 Honda Civic A History Of Platinum Video Training How Can I Identify a California Legal Converter?

If either a slow switching rate or spike/drop-out happens, but the O2 then recovers and appears to be operating normally, the O2 sensor may be starting to deteriorate – or as http://sovidi.com/error-code/100-error-code.php I have since run another tank of Ultimate through and now am just running standard 87 octane fuel from BP, and so far no more codes. Fig. 02 - Burned Catalyst Too much fuel does two things. I read on a racing forum you can make o2 sensor spacers, and/or use a resistor rig that you can make from radio shack parts to stop the computer from reacting Error Code P0420 Ford F150

Will I Need to Replace a Recently Installed Converter? Out of the possible causes, I proceeded to check my radiator for coolant level. Daniel Bargas 18.097 weergaven 5:36 P0420 How To Diagnose A Bad Catalytic Converter -EricTheCarGuy - Duur: 10:00. Get More Info So what i did is I empty my tank and filled it back with ethanol Free Gasoline, unplug the battery to erase the codes and Guess what, no more light...

Ratchets And Wrenches 223.971 weergaven 14:42 How to Diagnose Codes P0420 & P0430 - Duur: 4:55. Error Code P0420 Toyota Corolla Scotty Kilmer 458.478 weergaven 4:41 Does Lacquer Thinner Clean Catalytic Converters? -EricTheCarGuy - Duur: 12:28. Thanks Ed #50 - Edward Nugent - 08/04/2010 - 12:45 P0420 code fix if all else fails I had the same code P0420 bank 1 efficiency on a 2005 ram 1500

Any suggestions besides what has been said here already?

If the rear O2 sensor is mimicking the front one, the converter will most likely need to be replaced; there are only a few other easy things to look at. i bought acode scanner which read P0420 1- chang the fule filter nothing 2- plugs and wires nothing 3- Cat.converter nothing if any body knows anything please let me know #121 You are getting normal fuel economy. Error Code P0420 Honda Accord Wondering if water remover @ 2x strength could of done this. (more is better, NOT) maybe o2 sensor wire busted due to snow build-up?

SO I TOOK IT BACK TO THE SHOP AND WE CHANGED THE O2 SENSOR..WE USE A FACTORY CAT CONVERTOR AND ITS ONLY WARRANTY FOR 12 MONTHS AND 12O00 MILE..wELL ITS IN But today light came back on with a p0420 cod... I'll let you know. #111 - John - 03/20/2011 - 16:20 boby Good idea first put fuel injection cleaner,empty the tank,then sunoco 94 go on highway for 30 min.stright to the http://sovidi.com/error-code/0-8-code-error.php They are often the cause for code in the first place.

So i proceeded with adding some coolant/water to my radiator and reservoir tank. I also used a great fuel additive, XLP fuel treatment, and no problems! blackericdenice 15.664 weergaven 11:43 Code P0420 Catalyst Efficiency Below Threshold Bank 1.