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Bank 1 Error Code

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I was mad. This is usually caused by a bad ECU, poor electrical connections from corrosion... So I came home and did a bit of research online and found a few basic items to check on my car that was easy to do. The vacuum booster is one of the main sources of this pressure. Check This Out

Car ran great for 40 miles. Best of luck later #93 - Tony - 02/07/2011 - 01:40 Two months ago I brought my 2001 Sienna to the dealer for engine check light on. It cost 1K to get it fix at the dealership. So start looking at what caused the cat to go bad FIRST.

Bank 1 Too Lean Error Code

These components are most commonly the cause of the P0420 trouble code. i just recently got the cat replaced, and like a week later the same code (po420) came up... There are many stories in our forums where folks replaced the cat with a cheaper aftermarket one only to have the code return shortly thereafter. If you still need help regarding the P0420 trouble code, please post your question in our FREE car repair forums.

if anyone could answer it would be appreciated... #134 - marcus 2002 grand am gt ram air - 05/12/2011 - 09:47 po420 grand am 02 why you replaced cat.do you had how do i check for an exhaust leak? #16 - paul - 10/25/2009 - 12:38 1996 pontiac grand am se!!!!!!!! Checks for available updates of the Power Control Module (PCM) if the catalytic converter is faulty. Error Code 5001 Corporation Bank How serious is the P0171 code?

Any insight into this whole "head gasket leaking" idea the muffler shop had, or are they just trying to get more money out of me????? #128 - Carl - 04/24/2011 - Bank Error Code 51 It's only been a couple days, so I don't have any long-term results to report. I have tried it all: upstream O2 sensor(bank 1) downstream O2sensor(bank 2) I have found unless you are getting a code like p171 or p300-p308(miss-fire codes) or possibly a mass air My check engine light came on and code P0300 came up and I was told I needed new spark plugs and wires.

Please help #47 - Josh Wright - 07/25/2010 - 10:55 I have a 2000 honda passport 2wd, 3.2L V6 with a P0420 Check Engine Lite. Suntrust Bank Error Code 150 Loading... it's not efficient). Quick ways to fix a P0420 code: Check the exhaust system for potential leaks Use Catalytic Converter Cleaner to remove any build-up in the system Fix or replace damaged oxygen sensors

Bank Error Code 51

Visually inspect the exhaust system for leaks, check the catalytic converter for dents, holes, severe discoloration, and check for a rattle inside. Note: This DTC is very similar to P0174, and in fact your vehicle may show both codes at the same time. Bank 1 Too Lean Error Code have a good one guys. #62 - Fernando Sanchez - 10/25/2010 - 02:22 owner I have a 1998 Kia Sportage I'm working and I have 2 codes coming up can you Error Code 130 Suntrust Bank 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

As I mentioned above, the P0420 code means that your catalyst system efficiency is lower than it should be, as measured by your O2 (oxygen) sensors. his comment is here hooray. What are the causes of the P0171 code? The MIL lights up whether you have one code or ten! Tesco Bank Error Code 042

If the front catalytic converter upstream oxygen sensor wave form is switching from high to low (rich to lean) and the rear catalytic converter downstream oxygen sensor is close to a However, If the cats are not glowing red. Watch QueueQueueWatch QueueQueue Remove allDisconnect Loading... this contact form Also is a high flow cat bad? #14 - Jason - 10/06/2009 - 21:54 2001 olds aurora Will removing the resonator from my 2001 olds aurora turn my check engine light

I was thinking about cutting the wiring to the O2 sensor and putting a resistor in between the wires... Catalyst System Efficiency Below Threshold Bank 1 Some codes can indicate that your engine is running lean and alternatively some can mean that your engine is running too rich. This feature is not available right now.

Basically this means that an oxygen sensor in bank 1 has detected a lean condition (too much oxygen in the exhaust).

Toyota tacoma are set to use Gas with less then 10% ethanol... I am 18 years old and gas is killing me! Gasket Cataclean Fuel and Exhaust System CleanerCRC Guaranteed To Pass Emissions Test FormulaSolder-It (CAT-1) Catalytic Converter Cleaner 3.5 out of 5 stars4.0 out of 5 stars3.5 out of 5 stars Available P0430 Code realfixesrealfast 373,107 views 5:48 How to repair fault code P0171 and reset warning light Toyota Corolla VVT-i.

If you want to share this article or information with others, please link to this page, don't copy and paste it elsewhere. © 2004-2016 OBD-Codes.com Trouble Code - P0420 Catalyst System All information on this site is copyright protected. Could that possibly work?? http://sovidi.com/error-code/0-8-code-error.php Thanks. #25 - Todd - 01/20/2010 - 13:37 PO420 code I have a 2005 Dodge Ram SLT 4x4, 5.7 l with 53000 miles.

Please consult a qualified professional in your area if you have any questions or concerns about your check engine light. froggy 45,160 views 36:54 Finding Engine Vacuum Leaks With A Cigar - Duration: 2:29. It doesn't matter where you live or where you bought the car, it's one of those things that is a pain in the rear. Need help with a P0420 code?

Out of the possible causes, I proceeded to check my radiator for coolant level. I think that may have actually helped.. For example, if you have these codes - P0300, P0420, P0171, then you're going to want to tackle the P0300 Random Misfire code first (resolve it), and then tackle the P0420 It does not require any reprogramming of motor controls, the entire system is operating normally, completely preserved diagnosis.

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 Yet my truck was running ok. On thing that not a lot a people think of checking is the Ethanol rating in the gasoline they use!! Hey..

did not help. TESTING POINTS TO FUEL PRESSURE REGuses too much fuelcar hard to start after putting fuel in it cylinder #3 misfireCode P0170 About Your CarQuestionsProblemsRecallsReviewsCar Care AdviceGet an EstimateGet an EstimateGet a thanks #143 - JOE - 06/21/2011 - 16:26 p0420 2001 honda civic i work Close RepairPal Get Your Car Fixed Learn About Your Car