Code p0430 nissan

Here's a good P0420 diagnostic order for the Nissan Versa: 1. Check for Other Codes. The first thing you want to do when trying to fix P0420 in the Versa is to verify there aren't any other trouble codes. Three types of codes can give clues as to what's going on with your car. Misfire Codes.

Code p0430 nissan. Check Engine Light and P0420 and P0430 Codes. So, your Check Engine light is on, and you've got either a P0420 or P0430 code, on your OBD-II scanner. This "Catalyst system efficiency below threshold" code is triggered when your car's computer (the powertrain or engine control module (PCM or ECM)) detects a catalytic converter issue. 1A ...

AZ-Ted. on line. Joined Jun 21, 2007. 3,285 Posts. #25 · Mar 25, 2013. P0430 is for the left (driver's side) primary cat. P0420 is for the right (passenger's side) primary cat. Here are the parts I ordered. You'll have to look up which side is which, as I don't remember.

Pops. Bad Gas can cause that code to appear so you might want to consider resetting it and see if it returns. If it does return, I've heard that a bad MAF Sensor can also cause it but if you're only reporting P0430 (Bank 2) and not P0420 (Bank 1) then it can likely be the Bank 2 Cat gone bad. A new OEM Cat will likely cost $150-$200 for the ...Anyway a complimentary OBD Code scan at my local AutoZone revealed OBD Codes P0420 & P0430 aka Bank 1 and Bank 2 Catalytic Converters. I live in an Emissions Testing state / county, so I could not have the truck titled and registered until the SES light issues were resolved. Hoping against hope that the issue (s) causing the …When looking for a new or used Nissan in Colorado Springs, it’s important to compare prices and features at different dealerships. With so many options, it can be difficult to know...Even slight variations in the air/fuel mixture will cause the converter temperature to rise significantly. The “Catalytic Converter Efficiency” Diagnostic Trouble Codes (DTCs) P0420 and P0430, are among the top 10 DTCs technicians face. And while the description might imply a failed converter, odds are the ultimate fault lies somewhere else.There are many things that can cause the P0430 trouble code in your Titan. Here are the most common ones. Oxygen Sensor - The P0430 codes is thrown when the oxygen sensors on both sides of the exhaust have very similar readings. When the oxygen sensor is bad, it can cause a false reading and trigger the code.P0420 P0430 DTC codes? Want to clean your catalyst without removing it? Are you experiencing problems with the catalytic converter in your car? You will disc...Tech Notes. As the code description implies the P0430 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert needs to be ...

On the Codes, i had P1130for months. Finally got a new Swirl Control Solenoid valve, but it has not changed. No difference!!! Now P1131 has been added to it!!! Reconnected the SCSV seveal times but no luck. Checked the vacuum tubes but cant figure out any faults. Now I am devastated with additional codes P0430, P0420!! which …The cost to diagnose the P0430 2010 Nissan Altima Sedan code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type.The automobile fault code P0463 can be caused by a faulty fuel level sensor, an open or shorted fuel level sensor harness, a poor electrical connection in the fuel level sensor circuit, a faulty instrument cluster, or a faulty engine control module (ECM). To fix this issue, you should visually inspect the wiring harness and connectors, checking ...Code P0430 on a 2006 Nissan pathfinder SE. Catalytic converter Read full answer. Sep 15, 2014 • 2006 Nissan Pathfinder SE. 0 helpful. 1 answer.How to fix a P0430 engine code: Catalyst System Efficiency Below Threshold Bank 2How To Test Oxygen Sensor Heater Element Video: https://www.youtube.com/wat...Since 2012, Nissan’s slogan has been “Innovation That Excites” in the United States. For the two years preceding 2012, the slogan “Innovation For All” was used in the United States...08 Nissan Pathfinder 4wd 4.0 code P0430. Customer Question. 08 Nissan Pathfinder 4wd 4.0 code P0430. Submitted: 2 years ago. Category: Nissan. Ask Your Own Nissan Question. Share this conversation. Answered in 5 minutes by: 5/26/2021.To diagnose the P0430 2008 Nissan Pathfinder code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

P0430 is a diagnostic trouble code (DTC) for "Catalyst System Efficiency Below Threshold (Bank 2)". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.Re: 2015 qx80 p0430 and p0420 pending. Post by VStar650CL » Fri Oct 28, 2022 5:21 am. When they're by themselves, those codes always mean dying cats. When they're pending it means they didn't reoccur on a second trip, so it's likely the cats are "on the edge" and you have some time before they get really bad. Someone else will have to …Sep 9, 2008 ... Have you try to reset your ECU at least? Try that and see if the code come back. The gas cap leaking would be a P0455 (Evap leak code). I don't ...This is my video for replacing my 2006 Nissan Xterra catalytic converter with new oxygen sensors. This should apply to any 2nd generation Nissan Xterra and F...The P0430 code in a Nissan Pathfinder will often be thrown if one of your vehicle’s oxygen sensors is not functioning correctly. There are rarely drivability issues …

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The cost to diagnose the P0430 2006 Nissan Murano code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.CURRENT: 2004 KC, XE, DR, VG33E, w/power package, avalanche wht. w/matching Leer cab top shell. Char/grey inter., EBC slotted rotors, custom 600 watt 2ch. amp w/6.5" Polk momo's, 600 watt 2 ch. amp. 2 ch. 300 watt amp w/8" subs. red LED dash lights, LED int. lighting, custom LED fr. grill bar, Scanguage2 mounted in intr. console.Good morning, Quartz readers! Good morning, Quartz readers! Members of the Renault-Nissan-Mitsubishi alliance meet in Amsterdam. Leaders from the three carmakers will gather for th...Code P1148 Nissan Description. The Engine Control Module performs ON/OFF duty control of the Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 heater corresponding to the engine operating condition to keep the temperature of Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 element at the specified range.The Diagnostic Trouble Code (DTC) will be set when the closed loop control function for bank 1 does ...

Tech Notes. As the code description implies, the P0430 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases, the catalytic convert needs to be ...Left Downstream Sensor Replacement for Code P0430. Nissan Frontier 2005-2020Here's how to bypass or trick the O2 sensor into thinking your catalytic converter is working when you have the P0420/P0430 check engine light code. May or m...Dec 27, 2022 ... Running Rough P0302 P0420 P0430 Nissan Fronter 4.0 v6. 612K ... Catalytic Converter Replacement Nissan Xterra Pathfinder Frontier Code P0420 P0430.Dear 2000 Maxima SE Experts; After replacing oxygen sensors and ignition coil assemblies, all my DTC codes have dissapeared except P0430. The car runs perfectly and there are no other indications of Catalytic Converter failure - it was physically inspected and didn't look burned up or broken. I do have the "California" emissions with 4 Oxygen ...I have a 2010 Xterra with 274K miles on it and it runs fantastic. I've recently started getting the code P0430 - catalytic converter system bank 2 efficiency below threshold. Thats the only code in the system and I've searched the board and see that most people are saying this is cause by a bad cat. Seems straight forward, however, a few things ...I checked the codes and had a logged P0430 code, and a pending P0300 and P0306 code. ... Nissan engines been known to have sucked the broken pieces back into the cylinders and had a catastrophic failure. Clint . The government cannot give to anybody anything that the government does not take from somebody else.The most common fix for P0430 in the Nissan Patrol is a new catalytic converter, followed by replacing the Oxygen sensor. Before taking your Patrol into an exhaust shop for a new catalytic converter, let’s ensure that’s what you need. Here’s a good P0430 diagnostic order for the Nissan Patrol: 1. Check for Other Codes.

The dead cat codes, P0420 and P0430 no longer registered. The engine ran very well, idled smoothly and could rev to 6k rpm. But the random misfire code, P0300 remained. In fact, it appeared much more often and continued to flash much longer.

Jan 27, 2024 · Code P0430 on a Nissan vehicle refers to a diagnostic trouble code that indicates an issue with the catalytic converter’s efficiency in Bank 2 of the engine. This code suggests that the catalytic converter is not effectively reducing harmful emissions as it should. What are the Common Symptoms of the P0430 Code? You may notice the following symptoms if you drive a vehicle with a P0430 trouble code: An illuminated or flashing check engine light; A failed emissions test; A rotten egg or sulfur smell; Often, code P0430 indicates a converter that’s worn out or degraded, rather than obstructed internally.Oxygen sensor failure isn’t too common, but it does happen. Failure tends to be related to high soot content. If either oxygen sensor records incorrect readings, the P0430 code will show up. If the upstream readings are too low, but the downstream results are correct, it’ll look like the cat isn’t working.How to Fix NISSAN P0430 Engine Code in 3 Minutes [3 DIY Methods / Only $4.97] - YouTube. nonda. 91K subscribers. Subscribed. 315. 54K views 2 years ago UNITED STATES....P0430 Code - Catalyst System Efficiency Below Threshold Bank 2. How to Fix. Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins. ... P0430 Nissan Catalyst System Efficiency Below …Jun 19, 2023 ... I got this code once AFTER getting gas. I put cat cleaner in it and made sure the cap was tight. Fixed the problem.Tech Notes. As the code description implies the P0430 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert needs to be ...what is check engine code P0430? trying to cure probles on why check engine light coming on Auto zone told me it was engine code P0430. Read full answer Be the first to answer Sep 15, 2014 • 2006 Nissan Pathfinder SE

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The cost to diagnose the P0430 Toyota code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type.Code Number Code Description Related Codes P0430 Catalyst System Efficiency Below Threshold (Bank 2) P0420 - Catalyst System Efficiency Below Threshold (Bank 1)The most likely cause of a P0430 code is an inefficient upstream (or front) catalytic converter on the left side of the vehicle. Usually when an oxygen sensor is at fault, there is also a stored DTC for the oxygen sensor, or a leak in the exhaust near the sensor. Testing for the cause would involve scantool monitoring the rich-lean cycles of ...The most common fix for P0430 in the Nissan Sentra is a new catalytic converter, followed by replacing the Oxygen sensor. Before taking your Sentra into an exhaust shop for a new catalytic converter, let's ensure that's what you need. Here's a good P0430 diagnostic order for the Nissan Sentra: 1. Check for Other Codes.A P0300 diagnostic code on a Nissan Quest is caused by an engine misfire. This means that the on-board computer has detected that not all of the engine’s cylinders are firing prope...All Activity. P0420 - or - P0430 - o2 sensor or catalytic converter. My Pathy threw a P0420 yesterday. I found that means the bank 1 front catalytic converter is operating below expected threshold. It determines this by comparing the switching frequency of the front o2 sensor to the back o2 sensor, and if the back o2 sensor is switching ...no P0174 is bank 2 , the diagnosis is the same on both banks, your code p0171 is for bank 1 . you need to follow the steps in the diagnostic article, there are multiple things that can cause the code. p0430 is the code for bank 2.bank 1 is passenger side bank 2 is drivers side.The most common fix for P0430 in the Nissan 370Z is a new catalytic converter, followed by replacing the Oxygen sensor. Before taking your 370Z into an exhaust shop for a new catalytic converter, let's ensure that's what you need. Here's a good P0430 diagnostic order for the Nissan 370Z: 1. Check for Other Codes.Engine Code P0430. Jump to Latest ... Exterior: OEM steps, Nissan hood guard, Morrimoto HID Retrofit D2S, Black Bullet BullBar, Totron offroad LED lights, Hidden Hitch, Nismo skidplates, Extang tonneau,custom Thule rack/wind deflector,Billet Grill Interior: Pioneer AVIC-8100NEX Navi, Blue LED GaugesP0430 2007 Nissan Murano Code - Catalyst System Efficiency Below Threshold Bank 2 - Code Popularity: 7,964 Views - Repair Importance Level: 2/3Spacing the O2 sensor further out of the exhaust stream reduces the ability of the sensor to read the exhaust so the response slows down. If it slows down enough, it looks like the cat is doing its job and the P0420/430 code might clear. The problem is that if a sensor is failing, it looks like everything is fine. ….

What is the Cost to Diagnose the Code P0430 2012 Nissan Altima Sedan? Labor: 1.0. To diagnose the P0430 2012 Nissan Altima Sedan code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.The most common fix for P0420 in the Nissan Armada is a new catalytic converter, followed by an O2 sensor replacement. Before taking your Armada into an exhaust shop for an (expensive) new catalytic converter, let’s ensure that’s what you need. Here’s a good P0420 diagnostic order for the Nissan Armada: 1. Check for Other Codes.HFC throwing code p0430 . I installed HFC's and I didn't finish until about 8:45 pm, there was no code, nothing "wrong the entire drive home. Next morning I started it and there was a service engine light on so I went and scanned for a code and it threw the p0430. It was for catalyst efficiency bank 2.2009 Nissan Murano with codes P2A00 and P0174, i just replaced the cat after code P0430, it was the P2A00 along side - Answered by a verified Nissan Mechanic. ... hey traing to figured a code on my 2006 Nissan maxima code p2a00 and p0138 new cat new sensor still the problem ...14 posts · Joined 2012. #10 · Feb 17, 2012. I had P0174 fixed front sensor but 5-600 miles now P0430. As stated. 05 Pathy. 97K miles. Threw a 174 code lean bank 2. I decided to fix myself since I have the CD manual. Which was a mistake. I should have just payed the $100 to the dealer. So it took awhile as I ran through a Lucas fuel treatment.California, Nissan 2000 GLE, 163K, Original owner. Ex Nissan HQ Employee in Torrance, CA. Like everyone else, starts with a shake. (SES) All 6 Coils replaced (SES goes away) SES (P0430) - All G5 Maxima owner knows this one. Not going to fix it. Just went it seems like the car doing well, Ping of dealth. Shakes again..Maybe …code P0430. I've been struggling with the SES light and codes P0430, on my 2003 Xterra vg33 and Techron complete engine treatment seems to have cleaned the catalytic converter up and SES is so far staying off. Techron was one of the 5 best cleaners for this problem. Wish me luck.Nissan OBD II P0430 Trouble Code. Nissan Maximas, from the late 1990s into the 2000s, frequently faced P0430 trouble codes. The main culprit is usually a failed catalytic converter. A complete replacement of the cat assembly is required to clear the code reliably on these cars.Here is the situation. Was getting the typical P0430 code and took it in to the shop since my inspection was due. I had cleared the codes but there was a P0430 pending. After I got it back, a few days later I am throwing the P0430 code again. From what I have read, the P0430 is for the driver's side bank. Is this correct?2001 Frontier v6 3.3l with 152,00 miles. Pulled P0430. which O2 sensor is this referring to? Thanks Back to Top : frontierguy Senior Member Master Mechanic Joined: May 20 2008 Online Status: Offline Posts: 2591 Member's Gallery: View Gallery Location: U.S. - Pennsylvania Code p0430 nissan, Code Number Code Description Related Codes P0430 Catalyst System Efficiency Below Threshold (Bank 2) P0420 - Catalyst System Efficiency Below Threshold (Bank 1), SAVE MONEY and buy Motor Oils and Car Parts online - FREE SHIPPING!!! RECOMMENDED BY THE PEOPLES GARAGEhttp://amzn.to/1ck3B2wHow to Fix a P0420 or P0430 Code..., If the oxygen in the exhaust gas increases, the air-fuel ratio becomes Lean. The ECM interprets Lean when the HO2S voltage is below 0.45 V. If the oxygen in the exhaust gas decreases, the air-fuel ratio becomes Rich. The ECM interprets Rich when the HO2S voltage is above 0.45 V. P0138 Nissan Code - HO2S12 Circuit High Voltage., The cost to diagnose the P0430 2006 Nissan Murano code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour., The most common fix for P0420 in the Nissan Armada is a new catalytic converter, followed by an O2 sensor replacement. Before taking your Armada into an exhaust shop for an (expensive) new catalytic converter, let’s ensure that’s what you need. Here’s a good P0420 diagnostic order for the Nissan Armada: 1. Check for Other Codes., The bank 2 version of this code is P0430. ... The P0420 code in a Nissan Armada will often be thrown if one of your vehicle's oxygen sensors is not functioning correctly. There are rarely drivability issues associated with P0420. For most people, the first sign that anything is wrong is the service engine soon light coming on. ..., Faulty Crankshaft Position Sensor (POS) Read more: P0021 Nissan - Intake Valve Timing Control Performance Bank 2. P0011 NISSAN Possible Causes. Low or Dirty Engine Oil. Faulty Intake Valve Timing Control Solenoid Valve. Intake Valve Timing Control Solenoid Valve harness is open or shorted., Nissan Altima: This model has a fair share of issues with fuel injection and clogged fuel injectors that could lead to the code P0430. Ford Escape: This model has frequent reports of the gas emissions system operating inefficiently which triggers the code. Chevy Silverado; How to diagnose the P0430 code, P0430 Code. Tags cat convereter computer exhaust p0430. ... So about a year and a half ago I got this code. I took it to the shop and ended up replacing all 4 O2 sensors, the right Cat and also had to flash the computer. ... Nissan Titan Talk Forum is a community for truck owners to discuss the Titan Cummins, Warrior, Midnight Edition and more ..., 38 posts · Joined 2015. #2 · Mar 10, 2015 (Edited) 03 Altima P0420, P1456 & P0442 HELP! This might not help at all, and I'll defer to someone with actual mechanical background (I'm in anesthesia...) P0420 usually refers to A) the cat wearing out like you said, and/or B) the downstream O2 sensor sending bad data, obviously on account of a bad ..., This 2005 Nissan Xterra runs great, except for that pesky Check Engine light is on!In this case we have a classic P0430 - "Catalyst Efficiency Below Threshol..., OBDII Code P0420 - Catalyst System Efficiency Below Threshold Bank 1 | Nissanhelp.com. Bank 1 refers to cylinder 1. So locate where cyl. 1 side exhaust that leads to your Cat. OBDII Code P0430 - Catalyst System Efficiency Below Threshold Bank 2 | Nissanhelp.com. Bank 2 refers to Cyl. 2 opposite side of Cyl. 1., Code P0430 catalytic converter. Thread starter Deihmos; Start date Jun 19, 2016; D. Deihmos Test Drive. Jun 19, 2016 #1 ... Nissan al Gaib. Admin. Location Dallas. Jun 19, 2016 #2 The system only monitors the ones nearer the engine . D. Deihmos Test Drive. Jun 19, 2016 #3 Muadeeb said:, What is the Cost to Diagnose the Code P0430 2010 Nissan Pathfinder? Labor: 1.0. The cost to diagnose the P0430 2010 Nissan Pathfinder code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type., Jun 19, 2023 ... I got this code once AFTER getting gas. I put cat cleaner in it and made sure the cap was tight. Fixed the problem., The most common fix for P0430 in the Nissan NV200 is a new catalytic converter, followed by replacing the Oxygen sensor. Before taking your NV200 into an exhaust shop for a new catalytic converter, let's ensure that's what you need. Here's a good P0430 diagnostic order for the Nissan NV200: 1. Check for Other Codes., code P0430. I've been struggling with the SES light and codes P0430, on my 2003 Xterra vg33 and Techron complete engine treatment seems to have cleaned the catalytic converter up and SES is so far staying off. Techron was one of the 5 best cleaners for this problem. Wish me luck., P0430 scan code from Nissan Xterra 01 Service Engine Soon check light. - Just had my 01 Xterra emission tested 1 week ago. The results were fantastic - about 90% lower than the limits allowed., SOURCE: nissan fronteir codes are P0420, P0430 what has po420 and430 is telling that the catalyst converters are no good both, most of the time bad o2 sensors maake computer think cat is no good, the way it tests is if o2 sensor reading before cat is about the same as the one after cat computer asumes cat is not bruning exhaust good , iwould replace o2 sensors reset check engine light and go ..., Code P0430 Nissan Description. The Engine Control Module monitors the switching frequency ratio of heated oxygen sensors 1 (front O2 sensor) and heated oxygen sensors 2 (rear O2 sensor). A three way catalyst converter (Manifold) with high oxygen …, Trouble code P0430 displays when the electronic control unit (ECU) detects that your catalytic converter is performing below the threshold that it should be operating at. One of the functions that your ECU performs is monitoring the catalytic converter closely. When the catalytic converter is performing below threshold, the check engine light ..., 2277 posts · Joined 2011. #29 · Aug 10, 2021. Pretty much the only thing that causes a P0420 and P0430 on these trucks is cracked manifold, failed cat, bad downstream O2 sensor, or exhaust leak around the header/ b pipe. Uprev tuning and ECU flash services for Cajun B Pipes. Direct email: [email protected]., To diagnose the P0430 2003 Nissan Altima Sedan code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., Improper Ignition Timing. Faulty Engine Control Module (ECM) Dirty Air Filter. What does this mean? Code Tech Notes. As the code description implies the P0430 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting)., 2009 Murano P0420 Fix. Hi All! I am new to this forum so please forgive me if I don't do something right. Anyway, my oldest daughter brought her 2009 Murano home with the check engine light on. I checked the codes and it is a P0420. I have read through other posts on this forum and there seems to be 3 possible causes, and 3 fixes., The cost to diagnose the P0430 2011 Nissan Pathfinder code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour., Faulty Crankshaft Position Sensor (POS) Read more: P0021 Nissan - Intake Valve Timing Control Performance Bank 2. P0011 NISSAN Possible Causes. Low or Dirty Engine Oil. Faulty Intake Valve Timing Control Solenoid Valve. Intake Valve Timing Control Solenoid Valve harness is open or shorted., The most common fix for P0430 in the Nissan Murano is a new catalytic converter, followed by replacing the Oxygen sensor. Before taking your Murano into an exhaust shop for a new catalytic converter, let’s ensure that’s what you need. Here’s a good P0430 diagnostic order for the Nissan Murano: 1. Check for Other Codes., Nissan DTC P0430 Make: Nissan Code: P0430 Definition: Catalyst System Efficiency Below Threshhold (Bank 2) Description: Three way catalyst (manifold) does not operate properly. Three way catalyst (manifold) does not have enough oxygen storage capacity. Cause: Three way catalyst (manifold) Exhaust tube;, This page is meant to help you troubleshoot the Nissan Micra P0420 trouble code. It covers the P0420 code's meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. ... The bank 2 version of this code is P0430., To diagnose the P0430 2006 Nissan Pathfinder code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., code P0430. I've been struggling with the SES light and codes P0430, on my 2003 Xterra vg33 and Techron complete engine treatment seems to have cleaned the catalytic converter up and SES is so far staying off. Techron was one of the 5 best cleaners for this problem. Wish me luck., The solution to this is to gut the cats. You may also gut the secondaries as they can plug up. The process is like a root canal wherein the root tissue is removed so it can no longer be a source of infection. Gutted cats need a mod on the downstream O2 sensors to fool the ECU to not print the P0420/P0430 codes.