Emission system problem honda pilot

How the System Works and What Can Go Wrong. The Honda Pilot is one of the most popular crossover vehicles on the market today. Its combination of power and efficiency makes it a great choice for many drivers, and its emissions system helps keep it environmentally friendly. However, like all cars, the Pilot’s emission system is …

Methane emissions have been skyrocketing for years. A report just released by the United Nations says that's very bad news, and it's critical that overall methane emissions be lowe...Jul 23, 2018 · Emissions System Problem -- check engine light. Wanted to report the "Emissions System Problem" that many have had to deal with finally hit my 2016 Pilot Touring (see sig). It has only 42,465 miles. Made a trip to the dealer. Was called back by the service adviser...and it turns out to be specifically the catalytic converter issue. 9 posts · Joined 2020. #1 · Aug 27, 2020. My 2016 pilot with 58k miles just last week while driving had emissions system problem light go on and the car was basically sputtering. It would only switch gears to accelerate when the pedal was pushed all the way down and when the gears shifted it was a hard jerk forward.Yesterday when I started the car in the morning the emission system problem caution message appeared in the center of the display. Turning the car on off did not reset it, so dropped it off at the dealer last night to get it repaired. My Pilot is a 2022, and only has 4000 miles so this will obviously be a warranty repair.2017 Honda Pilot touring. 113K miles. This past august I had my fuel injectors replaced under the recently extended mileage warranty for this issue. After a couple weeks the emissions system light came on AGAIN. Brought it back to Honda they said it needed a software update so they went ahead and did the update. Light stayed off for a few weeks.The emissions systems problem light just came on in our 2017 Honda Pilot. We are a few hours from a repair shop. Is - Answered by a verified Mechanic for Honda ... Our 2014 Honda Pilot has 149k miles, and has had a lot of servicing lately that was normal for this vehicle (brake fluid, bearings, timing belt, etc).1 post · Joined 2019. #1 · Nov 13, 2019. I have a 2019 pilot EX- L Navi, with 31000 km on it. last week my wife was driving it on a cool morning about -1C, 30F. the AWD light and Large message on the display came on. after talking to a Honda Dealership ( not the one i purchased the Pilot from, long story) they thought that she had a jammed ...The price of a new car is always a major consideration for potential buyers. When it comes to the new Honda Pilot, there are several factors that influence its price. Understanding...

My 2016 Honda Pilot with 50k miles has had the Emission System Problem text show up on the dash along with the check engine light intermittently for the past 4-5 …1.2K. 331K views 1 year ago. In this video, I'll discuss the check emission system warning light, what it means, how to fix or reset the system and what the …Honda offers Bluetooth as a standard feature on most of its passenger vehicles, as of 2015, including the Honda Accord, Honda Fit and Honda Civic. The Honda Pilot and HR-V and Hond...I hooked up a reader and there was one code, P0171 - System Too Lean Bank 1. Believe this indicates either there's too little fuel and/or too much air. I did some basic troubleshooting and have come up empty. Air filter is clean (change it every year) and no visible tears in the hoses. Datastream stats from reader: SHRT FT1% 35.9. LONG FT1% 32.8.495 posts · Joined 2015. #2 · Mar 15, 2017. I can't see how getting the engine bay area and various connectors would trigger those specific areas of your vehicle (Emission and AWD). I would imagine if there was a short, it would affect multiple electronics/warning lights. Sounds like there may be a bit more to your issues than disclosed.The 2017 Honda Pilot has 63 NHTSA complaints for the fuel/propulsion system at 15,348 miles average. (Page 1 of 4) ... Emissions System Problem is an ongoing issue. I have used cataclean, only ...Apr 18, 2023 · A malfunctioning EVAP system, such as a leaking purge valve or damaged canister, can cause the check engine light to illuminate and increase emissions. 5. Leaking or damaged exhaust system. If there’s an exhaust leak anywhere in the exhaust system, the warning lights can come on the dash. My 2017 Honda Pilot, 63,0000 malfunction indicator light set a diagnostic trouble code that stated emissions system problem. I took it to dealer who stated that it either needed fuel injectors or software update. I noticed that 2017 Pilots had fuel injector problems. The dealer updated the software and emission light went off. Dealer stated …

My 2017 Honda Pilot, 63,0000 malfunction indicator light set a diagnostic trouble code that stated emissions system problem. I took it to dealer who stated that it either needed fuel injectors or software update. I noticed that 2017 Pilots had fuel injector problems. The dealer updated the software and emission light went off. Dealer stated …Hydraulic systems are widely used in various industries for their ability to generate and transmit power efficiently. However, like any mechanical system, hydraulic systems can exp...Emissions System Problem lit up 6 days after CMA Honda dealer in Winchester, VA did the B17 maintenance code with 39,639 miles on 10-Feb-2023. They included the MULTI-MODEL AUTO IDLE STOP RESTART SW UPDATE: PGM-FI SOFTWARE. Also included, MAXX ENG TREATMENT and FUEL SYSTEM MAXX …I'm currently at the dealer (Bernardi Honda in Natick, MA) with my wife's 2016 EX-L w/Honda Sensing 4dr SUV AWD (3.5L 6cyl 6A) with ~41,500 miles on it. Which has an intermittent "Emissions System Problem" message. I pulled the following codes off of it: P0430 - Powertrain. Catalyst System Efficiency Below Threshold (Bank 2)2022 pilot black edition emission system problem honda pilot. ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s and discussion for the Honda Pilot SUV. Show Less . Full Forum Listing. Explore Our Forums. 2016-2022 Pilot General Discussions 2003-2008 Pilot 2012-2015 Pilot 2009-2011 Pilot.Honda Pilots are absolutely terrible for these, and they're often the first thing to fail. In the off chance that this isn't where Your issue is coming from, then Your purge canister is also a candidate that's near the top of the list. A bad fuel line causes the emissions system problems on the 2018 honda pilot.

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2022 pilot black edition emission system problem honda pilot. ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s and discussion for the Honda Pilot SUV. Show Less . Full Forum Listing. Explore Our Forums. 2016-2022 Pilot General Discussions 2003-2008 Pilot 2012-2015 Pilot 2009-2011 Pilot.1 post · Joined 2021. #28 · Feb 21, 2021. My 2017 Pilot has 48491 miles on it. About 6 months ago I had all these warning lights: hill start assist, trail stability, road departure, vehicle stability, emissions system, power steering came on. The service dept reset the alerts and told us to replace the battery.How the System Works and What Can Go Wrong. The Honda Pilot is one of the most popular crossover vehicles on the market today. Its combination of power and efficiency makes it a great choice for many drivers, and its emissions system helps keep it environmentally friendly. However, like all cars, the Pilot’s emission system is …Q. I own a 2016 Honda Pilot with roughly 45,000 miles. Yesterday the check engine light came on with a message that read “Emissions Systems Problem.” I went to a […]Hi Honda Technician, Had same 3rd gen pilot have the injectors replaced under the recall but the emissions light still comes on. This is after another 5000 miles of driving after the new injectors were put in. If long drives, the emission light will never come on, but once i start doing stop and go or idling, it will come on again.

The most common transmission problem associated with Honda Civics is transmission failure. Other issues include the transmission slipping and failing to engage. Transmission failur...Oct 24, 2022 · In this video, I'll discuss the check emission system warning light, what it means, how to fix or reset the system and what the possible causes can be. If ... Nov 4, 2017 · I'm currently at the dealer (Bernardi Honda in Natick, MA) with my wife's 2016 EX-L w/Honda Sensing 4dr SUV AWD (3.5L 6cyl 6A) with ~41,500 miles on it. Which has an intermittent "Emissions System Problem" message. I pulled the following codes off of it: P0430 - Powertrain. Catalyst System Efficiency Below Threshold (Bank 2) Honda Pilots are absolutely terrible for these, and they're often the first thing to fail. In the off chance that this isn't where Your issue is coming from, then Your purge canister is also a candidate that's near the top of the list. A bad fuel line causes the emissions system problems on the 2018 honda pilot.As well, they continue to say that the honda pilot emissions system light eventually starts to show while driving. 01. Worn-out spark plugs or plug wires. After some time, new spark plugs and plug wires are needed for your Honda Pilot. The spark plug is located as part of the engine that normally helps ignite the fuel.Hopefully it's nothing major. IN THE MANUAL :wink:, it states (yes, it sounds like you already read this), "All-Wheel Drive (AWD)* There is a problem with the system. If the indicator blinks, the differential temperature is too high. Stop in a safe place, and let the engine idle until the indicator goes off."I hooked up a reader and there was one code, P0171 - System Too Lean Bank 1. Believe this indicates either there's too little fuel and/or too much air. I did some basic troubleshooting and have come up empty. Air filter is clean (change it every year) and no visible tears in the hoses. Datastream stats from reader: SHRT FT1% 35.9. LONG FT1% 32.8.The price of a new car is always a major consideration for potential buyers. When it comes to the new Honda Pilot, there are several factors that influence its price. Understanding...Pilot. 2020. Most vehicles will have some EVAP issues over their lifetimes, but the Honda Pilot is typically on another level. From time to time, You'll be met with a C-HRistmas-tree like array of dash lights, and an even more vast library of OBD-II fault codes. The most common emissions system issue on the Honda Pilot is medium EVAP leak ...Honda / By The GearShifters Team. An issue with the ratio of fuel to air in the engine is indicated by the emission system warning light. Between 40,000 and 60,000 miles, the fuel injectors in the Honda Pilot can malfunction. Also possible for replacement is an oxygen sensor located close to the catalytic converter.

Good that Honda Canada is sending the notices out now. I didn't get one because the Honda dealership that I purchased my used Pilot from did not transfer the contact info. I got it updated last month when I had …

Honda Pilot 2006 LX 4WD J35A9, bought May 2015 with 108,000 Kms / 67,000 miles.Now 270,000 Kms/ 164,000 miles. Maintenance so far: New aftermarket rad, New OEM PCV valve, New Costco battery, New intake air duct, "Reman" Denso alternator from Amazon, cupro-nickel brake lines on all 4 corners, OEM accesssory belt tensioner …Hi Honda Technician, Had same 3rd gen pilot have the injectors replaced under the recall but the emissions light still comes on. This is after another 5000 miles of driving after the new injectors were put in. If long drives, the emission light will never come on, but once i start doing stop and go or idling, it will come on again.How the System Works and What Can Go Wrong. The Honda Pilot is one of the most popular crossover vehicles on the market today. Its combination of power and efficiency makes it a great choice for many drivers, and its emissions system helps keep it environmentally friendly. However, like all cars, the Pilot’s emission system is …In a Honda Pilot Vehicle, the Emissions System Problem message on the dashboard is common and shows an issue with the blend of air to fuel, in your engine. It can be simply repaired by replacing the fuel injectors. That warning message normally appears at 40,000 to 60,000 miles, sometimes it comes earlier. In this article, we will discuss the ...Honda / By The GearShifters Team. An issue with the ratio of fuel to air in the engine is indicated by the emission system warning light. Between 40,000 and 60,000 miles, the fuel injectors in the Honda Pilot can malfunction. Also possible for replacement is an oxygen sensor located close to the catalytic converter.1 post · Joined 2021. #28 · Feb 21, 2021. My 2017 Pilot has 48491 miles on it. About 6 months ago I had all these warning lights: hill start assist, trail stability, road departure, vehicle stability, emissions system, power steering came on. The service dept reset the alerts and told us to replace the battery.Importantly, it feels vehicles braking distance has increased and steering is harder compared to when vehicles had no issues. All errors that are displayed are listed below. 1. Emission system ..."Emissions System Problem" after extremely cold weather Hi guys, I got that there is already a post here entitled "Emissions System Problem. Power May Be Reduced. See Your Dealer." But this is a different issue that I would like to share. I use my 2018 Accord LX to commute, bought it in Nov/2018 and it has 2k miles.Honda / By The GearShifters Team. An issue with the ratio of fuel to air in the engine is indicated by the emission system warning light. Between 40,000 and 60,000 miles, the fuel injectors in the Honda Pilot can malfunction. Also possible for replacement is an oxygen sensor located close to the catalytic converter.transmission problems 16 NHTSA complaints: 3. AC / heater problems 4. engine problems 4 NHTSA complaints: 156. brakes problems 3 NHTSA complaints: 48. exterior accessories problems 2 NHTSA ...

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Honda / By The GearShifters Team. An issue with the ratio of fuel to air in the engine is indicated by the emission system warning light. Between 40,000 and 60,000 miles, the fuel injectors in the Honda Pilot can malfunction. Also possible for replacement is an oxygen sensor located close to the catalytic converter. Emission system problem on 2018, 2019, and 2020 Honda Pilot Stalling, poor acceleration, hesitating, and rough idleness are all symptoms of emission system problems in a Honda Pilot. The check …I just got a new Pilot EX-L 2019 last week (have about 60 miles on it) and it was fine on day 1. On day 2, it was fine in the morning and in the evening on my way back from work, when I started the engine, I saw the check engine light come on and emissions system problem message. I spoke with the dealer salesman and he sounded surprised that ...Add another 2016 pilot with 52k on it to the list with the CEL and Emission System Problem message. Took it to the dealer (ATL) and they pulled a P0430 code. They uploaded the new pcm software update and drove it 80 miles for testing. No charge for the pcm update either.Limp Mode / Transmission System Problem / Emission System Problem. 2017 Pilot Touring AWD 108,000 miles. Always serviced on time (or slightly early). Water pump and timing belt done around 105,000. Was driving, about to enter the on ramp of a freeway and vehicle went into "limp mode" it shifted itself into neutral, and was lucky enough to pull ...The 2016 Honda Pilot has 1 problems reported for emission system light on. Average failure mileage is 38,000 miles. CarComplaints.com : Car complaints, car problems and defect informationStep 4: Read and Clear Diagnostic Trouble Codes (DTCs) Once the OBD-II scanner is connected, follow the instructions provided with the scanner to read the diagnostic trouble codes (DTCs) stored in your Honda Civic 2012’s onboard computer system. These codes will give you an idea of the specific issues that triggered the check …The most frequent reason for the 2017 Honda Pilot’s “emissions system problem” warning is a malfunctioning O2 sensor. The O2 sensor keeps track of the exhaust gases leaving the engine. It will activate the warning light if it determines that the emissions are too high.Hydraulic systems are used in various industries for their ability to generate immense power and control heavy machinery. However, like any mechanical system, hydraulic systems can...Yesterday when I started the car in the morning the emission system problem caution message appeared in the center of the display. Turning the car on off did not reset it, so dropped it off at the dealer last night to get it repaired. My Pilot is a 2022, and only has 4000 miles so this will obviously be a warranty repair.YES! Took mine in last week and asked them to replace it. Tech said asked if I was having problems. Now, what does he think -- that I am going to wait till I am stranded somewhere. Yes, I had a problem, the light was on telling me I had a problem. Glad Honda owned up to this problem and do hope it is permanently fixed.Version 2. Warranty Extension: MIL Comes On with DTC P0420/P0430, P030x, and/or P219A/B (With Software Update) Supersedes 20-100, dated November 24, 2020, to revise the information highlighted in yellow. This bulletin replaces 18-025, MIL Comes On with DTC P0300-P0306 or P219A/B, and 19-072, MIL Comes On with DTC P0430 or P0430 with P030X ... ….

The Honda Civic is known for its reliability and efficiency but is not immune to emission system problems. The condition is severe, affecting both overall performance and the environment. Owners need to understand the origin and effects of this issue. A troublesome emission system results in poorer fuel efficiency and higher emissions ...Dec 23, 2020 · The Dreaded “EMISSION SYSTEM PROBLEM” Light. I have a 2017 RTL with 98,000 miles on the clock. About 3 months ago I got that awful Emission System Problem light on the display. I didn’t have time to get it to the dealer and it seemed to be running fine so I kept driving. The next day the warning went off. Then back on a few days later and ... Normally this should resolve your problem. However, if you require further assistance, contact the Honda office in your region: American Honda Motor Co., Inc. Power Equipment Customer Relations 4900 Marconi Drive Alpharetta, Georgia 30005-8847 Telephone: (888) 888-3139 Email: [email protected]. or.Various factors, including defective oxygen sensors, failing catalytic converters, injectors, and issues with the cylinder deactivation system, can cause the Honda Pilot emissions system problem. If you experience this issue, taking your vehicle to a Honda dealer for diagnostics and repair is crucial."Emission system problem" warning light comes on for about 40 miles then turns off, its happened 3 or 4 times now. ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s and discussion for the Honda Pilot SUV. Show Less . Full Forum Listing. Explore Our Forums. 2016-2022 Pilot General Discussions 2003 …Aug 25, 2022 ... 2016 Honda Pilot P0430 Service Emissions System - Fuel Injector Replacement-Part 1. Pete's Garage · 201K views ; HOW TO FIX MULTIPLE WARNING ... The most common recurring issue with the Honda Pilot is transmission problems. This can be quite a serious complication to encounter. Transmission problems could cause your vehicle to jerk, speed up or slow down unexpectedly. It could even cause your vehicle to stop working entirely. In some model years, the problem is limited to slippage. 2016 Emissions System Problem. 2016 Honda Pilot with 53,000 miles came up with the Emissions System Problem warning. The fix was replacing the injectors at a cost of $1500. There have a been quite a few post about this error happening around 50,000 miles. Emission system problem honda pilot, Oct 25, 2022 · Known problem, likely caused by a bad injector. If the vehicle hasn't thrown a "Cylinder Misfire" message then you can fixed this by putting some fuel system cleaning fluid in your gas tank, if you got a cylinder misfire message and the vehicle has gone into limp mode then the injectors and the fuel rail need to be replaced by the dealer. , On Honda Pilot cars, an Emissions System Problem message on the dash is an issue that is resolved by replacing the fuel injectors. Typically, the warning sign appears between 40,000 and 60,000 miles. Though, it can occasionally appear earlier. Dealerships are aware of the issue, and Honda has not yet issued a recall to remedy it., Replace your air filter. Locate your vehicle’s air filter box under the hood near the front corner or engine. Unclip the top of the box and remove it to access the filter inside. Pull out the old filter and vacuum out any debris that’s still inside the box so it doesn’t get into your emission system., Check Emission System with no ECO. I have a 2010 4WD Touring with approx 115,000 miles. Yesterday I was driving down the freeway with everything seemingly normal when suddenly the check engine light came on and the message "Check Emission System" appeared on the steering column display. The vehicle continued to drive with …, Cactus99. I was strongly considering a 2019 Touring. After reading about 5-8 Pilot/Honda forums and Facebook groups and Review sites like KBB & Edmunds, I was pretty shocked by seeing so much dissatisfaction/anger in 2019 Pilot owners, over the ZF 9 speed transmission issues AND clunks/thunks in the suspension., Oct 24, 2022 · In this video, I'll discuss the check emission system warning light, what it means, how to fix or reset the system and what the possible causes can be. If ... , Step 4: Start the Engine. With the battery reconnected, start your Honda Odyssey and let the engine run for a few minutes. This will allow the vehicle’s computer to recalibrate and reset the check emission system warning. Take note of the dashboard warning lights. If the check emission system warning light does not reappear, it means …, Mar 15, 2023 · The most common symptom of a problem with the emissions system in the Honda Pilot is the warning light appearing on the dashboard. This light can indicate a variety of issues, including problems with the fuel injectors, the catalytic converter, or the oxygen sensor. If you see this light, it’s important to have your vehicle inspected as soon ... , The average cost for a Honda Pilot Emission System Diagnosis & Testing is between $44 and $56. Labor costs are estimated between $44 and $56. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed. For a more accurate estimate based on your location, use our Fair Price ..., Various factors, including defective oxygen sensors, failing catalytic converters, injectors, and issues with the cylinder deactivation system, can cause the Honda Pilot emissions system problem. If you experience this issue, taking your vehicle to a Honda dealer for diagnostics and repair is crucial., I have a Honda Pilot Touring AWD 2018, 155,000 km. Recently, "Emission systems problem" lit up (it was not blinking), though car was driving perfect. As it is out of warranty, I had it checked at the dealer, charged me almost 300$ and diagnosed code P420, told me that catalytic converter needs to be replaced (3000$)., Got the warning light for "emission control issue" on my 2019 Pilot at 78K. Threw off a code showing one of the catalytic converters was bad. This was very premature failure. Honda replaced it as you get up to 80K to cover emission problems. 1500 miles later the same warning light comes on again. its back in the shop getting a diagnostic., What is the Honda Check Emission System error message and how to fix it.Check Emission System Causes:Catalyst Problem CodesExample Code: P0420 code means tha..., I imported my 2016 Honda Pilot EXL 4W from the US (I am from Guatemala) - sadly I didn't research properly. So two weeks from having my pilot, the "Emission System Problem" and Check Engine light came. Also the AWD light came on. I took it to local Honda dealer and they want to charge me $1000 ONLY for diagnose., Normally this should resolve your problem. However, if you require further assistance, contact the Honda office in your region: American Honda Motor Co., Inc. Power Equipment Customer Relations 4900 Marconi Drive Alpharetta, Georgia 30005-8847 Telephone: (888) 888-3139 Email: [email protected]. or., Climate change is a pressing issue that affects our planet, and one of the key contributors to this global problem is carbon emissions. As countries strive to reduce their carbon f..., 2017 Pilot, 108,000 mi. Check engine/Emissions System message appeared intermittently for several days 11/21, then all the lights appeared one morning and next day flashed my D light while driving. Private mechanic was able to stop it by replacing my gear shift button panel which had gotten wet and corroded with crumbs over time., Cbayman. 714 posts · Joined 2019. #2 · Jan 10, 2022. A blinking AWD light means the rear differential is too hot. If the light comes on without blinking it means there’s a problem in the AWD system. Sometimes the AWD light will illuminate when other power train faults are present such as emission system faults., An Emissions System Problem message on your dashboard is a common problem on Honda Pilot cars, which generally can be fixed by changing your fuel injectors. The warning message usually shows up around 40,000 – 60,000 miles, and sometimes even earlier., Honda / By The GearShifters Team. An issue with the ratio of fuel to air in the engine is indicated by the emission system warning light. Between 40,000 and 60,000 miles, the fuel injectors in the Honda Pilot can malfunction. Also possible for replacement is an oxygen sensor located close to the catalytic converter., Apr 7, 2023 · What is the Honda Check Emission System error message and how to fix it.Check Emission System Causes:Catalyst Problem CodesExample Code: P0420 code means tha... , Fixing the Honda emissions control system problem varies depending on the root issue, but replacing the fuel injectors on a Honda Pilot costs around $300, while the labor charges depend on the auto-technician fixing the vehicle. Regardless, most mechanics charge anywhere from $300 to $400 for labor., Mar 13, 2018 ... Step-by-step instruction on replacing the fuel injectors in a direct injected 2016 Honda Pilot., The check emission system message on a Honda or Acura means that there is an issue with the emission system. The most common reasons for this are a loose gas cap, faulty oxygen sensor, exhaust leak, intake leak, or dirty air filter. However, you want to diagnose the issue with an OBD2 scanner before doing any repairs., Check Emission System with no ECO. I have a 2010 4WD Touring with approx 115,000 miles. Yesterday I was driving down the freeway with everything seemingly normal when suddenly the check engine light came on and the message "Check Emission System" appeared on the steering column display. The vehicle continued to drive with no discernible change ..., A malfunctioning EVAP system, such as a leaking purge valve or damaged canister, can cause the check engine light to illuminate and increase emissions. 5. Leaking or damaged exhaust system. If there’s an exhaust leak anywhere in the exhaust system, the warning lights can come on the dash., transmission problems 16 NHTSA complaints: 3. AC / heater problems 4. engine problems 4 NHTSA complaints: 156. brakes problems 3 NHTSA complaints: 48. exterior accessories problems 2 NHTSA ..., Honda has issued a recall for the 2017 Honda Pilot due to an emissions system problem. The recall affects approximately 2,700 vehicles in the United States and Canada. The problem is with the software that controls the emission system., #1 · Feb 21, 2019 (Edited) Onwer of 2019 Pilot EX just over one month at 1430 miles and vehicle already in the shop with message Emissions System Problem on dash. The …, I've had the emission light on/off for quite a while. Recently all of the other lights came on: TSA, Hill Assist, power steering, etc. Pilot is 2016 with 86K miles. No extended warranty. Took it to the dealer and they replaced the injectors at no cost. Was expecting to get raked over the coals. Happy with the result, I'm currently at the dealer (Bernardi Honda in Natick, MA) with my wife's 2016 EX-L w/Honda Sensing 4dr SUV AWD (3.5L 6cyl 6A) with ~41,500 miles on it. Which has an intermittent "Emissions System Problem" message. I pulled the following codes off of it: P0430 - Powertrain. Catalyst System Efficiency Below Threshold (Bank 2), Apr 18, 2023 · A malfunctioning EVAP system, such as a leaking purge valve or damaged canister, can cause the check engine light to illuminate and increase emissions. 5. Leaking or damaged exhaust system. If there’s an exhaust leak anywhere in the exhaust system, the warning lights can come on the dash. , Jun 16, 2016 · 2016 Pilot Catalytic Converter or Sensor failure. Our 2016 Pilot has 38K miles and recently experienced a warning indicator re Emissions Failure. Local Honda svc department repaired under warranty and said "very rare" this can happen. No reason for failure given.