Code p2646 honda element

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p2646 A Rocker Arm Actuator control system performance / stuck off . Save Share. Like. ... Code P2646 (also 2647, 2648, 2649) You sure have a lot of other codes there, though. EOC essentials ... Element Owners Club is your go to forum community to discuss your Honda Element, and get ideas from your next great trip to your next …Whyingo. 6.76K subscribers. Subscribed. 270. 24K views 6 months ago. Definition Meaning and Fixes for a Honda P2646 engine Diagnostic Trouble Code: ‘A’ …Dreaded VTEC P2646 code - Tried everything. Well, my 2005 Element (212K miles) became infected with the P2646 VTEC malfunction code last week. CEL comes on and goes into limp mode (won't go over 2800 RPM). Turn the ignition off and back on, and it goes out of limp mode but usually comes back on soon.May 10, 2021 · I just bought a 2006 Honda Element EX-P AWD with 158k miles. Absolutely love the car but am dealing with the much elusive p2646 code. Already changed the oil, oil filter, oil sensor, and the entire VTEC solenoid (with the correct part straight from Honda), but the car keeps bucking at 3000 rpm. I am a new Element owner, and have only a few hours behind the wheel. The P2646 appeared for the first time this afternoon. Will begin checking connectors and probably order a replacement pressure switch, Gaskets (and …If the oil is dirty or the level is low, the check engine light may appear for code P2646. Drain as much oil as possible, replace the solenoid, and keep up with oil changes as much as possible. 2. Ignition Switch Problems. Flashing green key light on 2003 to 2011 Honda Pilot.

I just bought a 2006 Honda Element EX-P AWD with 158k miles. Absolutely love the car but am dealing with the much elusive p2646 code. Already changed the oil, oil filter, oil sensor, and the entire VTEC solenoid (with the correct part straight from Honda), but the car keeps bucking at 3000 rpm.What causes the P2646 code? The ECM detects a problem in the rocker arm system for bank 1. The oil passages are clogged or the oil pressure is not up to specifications. The rocker arm actuator is clogged with sludge or is sticking intermittently. The engine may have excessive sludge binding the rockers from moving or the oil is too thick.You might not care about VTEC, but the engine does; with the P2646 code set, the engine won't accelerate past about 3000 rpm which doesn't make the vehicle very drivable. Minimum oil pressure at idle is supposed to be 10 psi; 44 psi at 3000 rpm; so you're good there at least.Jan 4, 2009 · I do not own a service manual. My Malfunction Indicator Lamp (MIL) came on yesterday. I took the Element to AutoZone for them to put their scanner on it and was told "P2646: Rocker arm actuator A- Bank 1 Perf. or Stuck off." I also used canobd2.com and for Honda they list P2646 as: "A Rocker Arm Actuator System Performance or Stuck Off Bank 1 ... 2003 honda element k24a4 throwing P2646. Cleaned screens, oil change with filter, replaced entire vtec spool/oil pressure switch, and vvt solenoid. still throwing code ... 2005 honda element 2.4L code PO135 AF sensor S1 …2003 HONDA ELEMENT. 4 CYL. AWD. AUTOMATIC. 125,000 MILES. I have a 2003 Honda Element and it is throwing a P2646 code. I found that the majority of posts blame this to the Oil Pressure switch. I replaced it and cleared the code. Drove it around and the code came back and engaged the "limp" mode (2800 rpm limiter).This video is about Honda P2646 P2647 engine check code fix I-Vtec 2.4 Odyessy, Accord, Element, CRV. I go through what could be the cause of the fault code ...

I'm new to the forum and appreciate everyone's experience. My '03 Element, 115K, has had a shudder at low-load 1600 rpm occasionally and now the check engine light has come on. Local shop computer says P2646. (The Honda dealer replaced the VTEC unit a couple of years ago when I had trouble accelerating, a different symptom than the current one).Bought 2003 element. Check engine was on and code was P2646. The car didn’t want to go over 3500 rev. I replaced screens on solenoids and one extra under the lid. Problem solved. Traveled 800 miles in 2 days and on highway code popped up again.Feb 12, 2023 · What Does the Honda P2646 Code Mean? The P2646 DTC means that there’s a voltage discrepancy between the rocker arm oil pressure switch (VTEC oil pressure switch) and the hydraulic circuit, determined by the ECM/PCM command. Got the P2646 code (as a result of a check engine light and VSA lights) Oil screen was nasty. Cleaned with carb cleaner and problem fixxed. The P2646 code was giving a rocker arm problem code (ridiculus) Per your request, uploaded some photos with arrows. YukonCRV.A subreddit for Honda Element enthusiasts! The Honda Element was a compact crossover SUV based on a modified CR-V platform, manufactured in East Liberty, Ohio and offered in front-wheel and all-wheel drive formats in the United States and Canada from model years 2003 through 2011.After buying a new code reader from AutoZone to replace an old failed one, I found I had the now legendary P2646 code. This is the first thing that has gone wrong with it since I bought it used 4 years ago. ... 2003 Honda Element EX AT 2WD 355k+ miles, 2003 Honda CRV EX AT AWD 310k+ miles, 2018 Ford Transit LR XLT RWD 40k+ miles. …

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Back together, clear codes and test drive, P2646 the moment it hits 3k rpm. I didn't have the oil pressure tester to go through the procedure for P2646 so we ordered one and waited. In the meantime Greg did some searching and found out that the Japanese K24 has a different intake advance cam. ... So I purchased a 2003 Honda Element EX 5 …Fleetw00d. P2646 will cause your engine to go into limp mode at about 3000 rpm which is why you're experiencing the "sputtering". It is not in vain, but do not just simply throw parts at it. P0420 is a catalytic converter efficiency code; it may set the code, but shouldn't cause drivability issues like the P2646.Then the mechanic gets ill,stroke, he is now back at his shop, Element is put back toghther but mechanic now says engine is reving and he is getting following codes, PO507,P2279,P2646. He cant figure it out and really is not healthy enough to be working. The mechanic is not the same guy I took the car to as the stroke took its toll.2003 honda element k24a4 throwing P2646. Cleaned screens, oil change with filter, replaced entire vtec spool/oil pressure switch, and vvt solenoid. still throwing code ... 2005 honda element 2.4L code PO135 AF sensor S1 …

The VTEC system increases the amount of intake valve lift for increased power. It accomplishes this by turning a control solenoid 'ON' to allow oil pressure into the VTEC control passages to apply pins that will lock the intake rockers. When the oil pressure is present, the pressure switch signal will go high.2003 Honda Element EX AT 2WD 355k+ miles, 2003 Honda CRV EX AT AWD 310k+ miles, 2018 Ford Transit LR XLT RWD 40k+ miles ... The p2646 code I got was my original code ...ALLDATA Diagnostic Bulletin. RELATED VEHICLES: 2003-2007 Accord, Element, CR-V 2.4L. SUMMARY: P2646 - VTEC Oil Pressure Switch Circuit Low Voltage; Between 2500 to 4000 RPM's while in drive, the VTEC system activates. The PCM/ECM activates the VTEC solenoid valve allowing engine oil pressure into the VTEC actuator.Jul 10, 2015 · Okay so to add to this set up death to a Honda issue. Becuase I too have been suffering this plaque. Long and short: First time this happened a local oil change place put 10w40 in my Element. Within a mile of the shop it blew P2646 code. Took it to my mechanic, he did a oil test and thats how I know what was put in the car. chasing the code p2646 ... I had codes 2646 and 0011 on a 04 ex, went into limp mode over 3k rpms. ... The Honda Element was a compact crossover SUV based on a modified CR-V platform, manufactured in East Liberty, Ohio and offered in front-wheel and all-wheel drive formats in the United States and Canada from model years 2003 through 2011.P2646 Honda Code Definition: “A” Rocker Arm Actuator System Performance/stuck Off. P2646 codes indicate that the “A” rocker arm actuator control circuit for bank 1 has a performance issue or is stuck in the off position when detected by the Engine Control Module (ECM).Mount the on-board diagnostic-II (OBD-II) scanner and record all solved/put away codes and freeze outline information. Having freeze outline information is significant as it can advise in what condition the vehicle was in when the P2646 code was displayed. Common mistakes. The common mistakes which may occur while addressing ODC P2646 are:2003 Honda Element Sunset Orange Pearl 2WD Automatic 135K Miles I Love It! ... washed engine and now I am getting the P2646 code now, changed the oil, clean the vets screen, ordered a new Honda vtec solenoid, and oil pressure switch. after reading this thread all 20 pages I ordered new connectors from amazon. so now I know …Aug 11, 2019 · Well, my 2005 Element (212K miles) became infected with the P2646 VTEC malfunction code last week. CEL comes on and goes into limp mode (won't go over 2800 RPM). Turn the ignition off and back on, and it goes out of limp mode but usually comes back on soon. If the oil is dirty or the level is low, the check engine light may appear for code P2646. Drain as much oil as possible, replace the solenoid, and keep up with oil changes as much as possible. 2. Ignition Switch Problems. Flashing green key light on 2003 to 2011 Honda Pilot.Jul 18, 2023 · Honda vehicles commonly display the diagnostic trouble code P2646. It indicates that the oil pressure switch for the rocker’s arm is malfunctioning. Often referred to as the VTEC (Variable Valve Timing & Lift Electronic Control) switch, the Rocker arm oil pressure switch verifies oil pressure in the VVT mechanism. Joined Oct 19, 2020. 4 Posts. #492 · May 13, 2021. I had the P2646 code problem last week. Currently at 114,000 miles on a 2008 SC AT. Diagnosed as rocker arm control system 'A' Bank 1 stuck off and switch circuit low voltage, needs switch. So the switch was replaced and so far so good.

Dreaded VTEC P2646 code - Tried everything. Well, my 2005 Element (212K miles) became infected with the P2646 VTEC malfunction code last week. CEL comes on and goes into limp mode (won't go over 2800 RPM). Turn the ignition off and back on, and it goes out of limp mode but usually comes back on soon.

08 Honda Element lx with 187600 miles on it. Has p2646 code. Car goes into limp mode and won't go above 3000 rpms but problem stops when the engine is shut off and on while driving (until it comes back on of course) I've replaced the Vtec solenoid and the sensor on it. And I have also cleaned out one of the screens for the oil.An OBDII error code will be given “ P2646: Rocker arm actuator A- Bank 1 Perf. or Stuck off .” or “ A Rocker Arm Actuator System Performance or Stuck Off Bank 1. Some OBDII scan tools will also give a “VTEC Oil …I just bought a 2006 Honda Element EX-P AWD with 158k miles. Absolutely love the car but am dealing with the much elusive p2646 code. Already changed the oil, oil filter, oil sensor, and the entire VTEC solenoid (with the correct part straight from Honda), but the car keeps bucking at 3000 rpm.PowerPoint's many features can be overwhelming to new presenters. As you work with the program, it can be useful to create a list of the PowerPoint elements you use most often. Con...Joined Oct 19, 2020. 4 Posts. #492 · May 13, 2021. I had the P2646 code problem last week. Currently at 114,000 miles on a 2008 SC AT. Diagnosed as rocker arm control system 'A' Bank 1 stuck off and switch circuit low voltage, needs switch. So the switch was replaced and so far so good.My mom has been the owner of my 2003 for 5 years now. This week the car's CEL came on and it went into limp mode. When I had the codes checked, we came up with P0304 and P2646. I ordered and replaced the VTEC Solenoid Assembly with Timing Oil Pressure Switch and Gasket. I pulled the battery to clear the codes.Here are some of the most common Honda P2646 causes. Wrong motor oil viscosity; Clogged oil passages; Sludge clogs rocker arm actuator; Clogged oil control screener; Malfunctioning VTEC oil …If you own a Honda vehicle and have ever encountered a situation where your radio suddenly stopped working and displayed a message asking for a security code, you are not alone. Th...Wiring Issue – P2646 indicates that the voltage from the VTEC/Rocker oil pressure switch is low. This means that a wiring issue very well could be at fault. Take a look at the wiring harness where it plugs into this switch. Make sure that it is undamaged and securely plugged in. Trace the wiring back and see if it is damaged anywhere.

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Here are some of the most common Honda P2646 causes. Wrong motor oil viscosity; Clogged oil passages; Sludge clogs rocker arm actuator; Clogged oil control screener; Malfunctioning VTEC oil pressure switch; ECM malfunction; How Serious is the P2646 Code? Severe – You don’t want to continue driving with the P2646 Honda trouble code. Once you ...Performing this bypass should not be your first option to get rid of a P2646/47 check engine light. This bypass is for people who, like me, have tried all the other solutions and still have the code return. This mod is a last ditch effort, not a first try solution. Before proceeding, you should check that 1) your vtec filters/screens are clean ...In today’s digital age, web design plays a crucial role in capturing the attention of users and conveying the intended message effectively. One element that can greatly enhance the...The dreaded P2647. I have been using this great forum to try and solve my CEL code. So far I have changed the oil pressure switch, cleaned both screens and the front and back of the head and even changed to a honda oil filter. So far I haven't fixed anything. The light only comes on when it's cold and once warmed up it will go away.Here are some of the tools that jimthecarguy useshttps://www.amazon.com/shop/jimthecarguyIn This Video I Will Show You How To Replace The Solenoid Assembly O...Jan 18, 2016 · Element 2003 / Engine Light Of + On / Code P2646 I have a Honda Element 2003 with over 200,000 miles. The engine light has been going on and off for a couple months. Mostly it's off. But when it was on, I got a code P2646. Two times I got it to go off by twisting the gas cap a full 3 turns. what does p2646 mean | Find answers to your 2006 Honda Element question from certified mechanics and ... Find answers to your 2006 Honda Element question from certified mechanics and auto experts. Close. The Best in Auto Repair . Find a Shop ... Diagnostic OBD-II codes; Dashboard warning lights; See More 2006 Honda …I am a new Element owner, and have only a few hours behind the wheel. The P2646 appeared for the first time this afternoon. Will begin checking connectors and probably order a replacement pressure switch, Gaskets (and …1221 posts · Joined 2017. #28 · Nov 18, 2021. In case you decide to give it a chance, the vtec solenoid is just 1 of several parts with those screen filters. Since the vtec solenoid was replaced you still have to remove and clean the. 1.Vtc. 2.Vtc strainer filter. 3.Vts solenoid. 4. Yes the vtec solenoid filter again.VTEC problem: Code P2646 (also 2647, 2648, 2649) ... 2003 Honda Element EX AT 2WD 355k+ miles, 2003 Honda CRV EX AT AWD 310k+ miles, 2018 Ford Transit LR XLT RWD 40k ... ….

In the world of e-commerce, efficient and accurate shipping is a crucial aspect for any online business. One key element in ensuring smooth shipping operations is having the correc...I'm new to the forum and appreciate everyone's experience. My '03 Element, 115K, has had a shudder at low-load 1600 rpm occasionally and now the check engine light has come on. Local shop computer says P2646. (The Honda dealer replaced the VTEC unit a couple of years ago when I had trouble accelerating, a different symptom than the current one).When it comes to constructing a building, ensuring compliance with building codes is of utmost importance. One key element that plays a crucial role in meeting these regulations is...If you’re a savvy shopper looking to save on your next purchase of automotive accessories, you may have heard about Weathertech. Known for their high-quality products that protect ...An OBDII error code will be given “ P2646: Rocker arm actuator A- Bank 1 Perf. or Stuck off .” or “ A Rocker Arm Actuator System Performance or Stuck Off Bank 1. Some OBDII scan tools will also give a “VTEC Oil …Code P1009. I have gotten a check engine light twice in a few days, cleared one and it came back on again. Well it was code P1009. Witch means VTC actuator failure. So honda checked code and replaced VTEC valve switch assymbly. Then code came back up on HDS test for them witch ended up being a valve that was sticking and a strainer …DTC P2646 is defined as “Rocker Arm Actuator A, Bank 1, Performance or Stuck Off.” Honda, Acura, and a couple other automakers use this definition. What are the common causes of code P2646? Depending on year, make, and model, DTC P2646 may have number of causes. Here are some of the most common.Learn how to fix ERROR CODE P2646 on your HONDA with the 2.4L engine.If this video is helpful, give it a "thumbs up" and consider subscribing to our channel....May 12, 2018 · Bought 2003 element. Check engine was on and code was P2646. The car didn’t want to go over 3500 rev. I replaced screens on solenoids and one extra under the lid. Problem solved. Traveled 800 miles in 2 days and on highway code popped up again. Code p2646 honda element, Honda Element. Problems & Issues. P2647 Problem Found and Solved (also P2646) Jump to Latest Follow. 27K views 23 replies 14 participants last post by SilentLou Aug 9, 2023. Tovey7 Discussion starter. 33 posts · Joined 2021. #1 · Dec 21, 2021. So I had a P2647 error code come on along with CEL., p2646 A Rocker Arm Actuator control system performance / stuck off . Save Share. Like. ... Code P2646 (also 2647, 2648, 2649) You sure have a lot of other codes there, though. EOC essentials ... Element Owners Club is your go to forum community to discuss your Honda Element, and get ideas from your next great trip to your next …, Apr 12, 2020 · Common p2646 question. Hi all, I am new to the forum and hoping for some help. I have an 04 cry and code P2646 popped up. So the first thing I did, from a suggestion on line was pulled off the Vtech selonoid and cleaned the screen filter and changed oil. But I didn’t have correct oil, I used 5w30 synthetic, 4 qts and topped off with reg 5w30 ... , P2646 Rocker Arm Oil Pressure Switch Circuit A Low VoltageCustomer brought in the car and thought the transmission was slipping and free reving. I diagnosed ..., During the first two weeks Honda's new HR-V was on the market, an impressive 6,381 of the tiny crossover SUV were sold. That's triple the rate of any other model in its category d..., Trouble codes*. P0141 - O2 Sensor Heater Circuit. P0302 - Cylinder 2 Misfire Detected. P2646 - "A" Rocker Arm Actuator System Performance or Stuck Off. P0304 - Cylinder 4 Misfire Detected. P0303 - Cylinder 3 Misfire Detected. P0300 - Random/Multiple Cylinder Misfire Detected. Pending trouble codes. P0303 - Cylinder 3 Misfire Detected., Feb 12, 2023 · What Does the Honda P2646 Code Mean? The P2646 DTC means that there’s a voltage discrepancy between the rocker arm oil pressure switch (VTEC oil pressure switch) and the hydraulic circuit, determined by the ECM/PCM command. , Causes of code P2646 on a Honda CR-V. There are several potential causes for code P2646 on a Honda CR-V: 1. Defective VVT oil pressure switch: The switch may be faulty or malfunctioning, causing incorrect signals to be sent to the engine control module (ECM)., The Snake ransomware is believed to be the cause. Honda has confirmed a cyberattack that brought parts of its global operations to a standstill. The company said in a brief stateme..., Then the mechanic gets ill,stroke, he is now back at his shop, Element is put back toghther but mechanic now says engine is reving and he is getting following codes, PO507,P2279,P2646. He cant figure it out and really is not healthy enough to be working. The mechanic is not the same guy I took the car to as the stroke took its toll., Whyingo. 6.76K subscribers. Subscribed. 270. 24K views 6 months ago. Definition Meaning and Fixes for a Honda P2646 engine Diagnostic Trouble Code: ‘A’ …, Jan 30, 2020 · P2646 Rocker Arm Oil Pressure Switch Circuit A Low VoltageCustomer brought in the car and thought the transmission was slipping and free reving. I diagnosed ... , That P2646 code triggers a lot of other weird codes. I remember that rocker arm CEL along with a transmission code or something along those lines. What I am saying is I don't think it is your rocker arm that is the issue. ... 2003 Honda Element EX AT 2WD 355k+ miles, 2003 Honda CRV EX AT AWD 310k+ miles, 2018 Ford Transit LR XLT …, P2646: Your Engine’s Secret Alarm Bell. The P2646 code refers to the ‘A’ Rocker Arm Actuator System PerformanceStuck Off Bank 1. The Engine Control Module (ECM) controls the oil hydraulic circuit through the Rocker Arm Actuator. The Rocker Arm Actuator adjusts the engine’s valve timing through the variable valve timing (VVT) system., Bought 2003 element. Check engine was on and code was P2646. The car didn’t want to go over 3500 rev. I replaced screens on solenoids and one extra under the lid. Problem solved. Traveled 800 miles in 2 days and on highway code popped up again., VTEC solenoid valve located on rear right of cylinder head next to exhaust manifold and above oil filter. Disconnect VTEC solenoid valve and VTEC oil pressure switch connectors. Remove the three 10 mm hex head bolts from above. Remove the VTEC solenoid valve as a unit., The P2646 code is what we call a generic OBD-II code. The term stands for “Rocker Arm Oil Pressure Switch Circuit Low Voltage.” In less jargon-filled terms, your car’s brain, aka the Engine Control Module (ECM) , isn’t happy with the voltage it’s getting from a specific oil pressure switch., 72 posts · Joined 2021. #1 · Mar 5, 2024. Hello! I know that the famous P2646 code has been discussed in depth, but i have a question about it that I haven’t seen addressed yet. My 2006 E (Atomic Blue) threw the code & went into limp mode 2 months ago. Did everything, replace Vtek valve with OEM, clean screens, replace oil pressure …, P2646 Code Definition: “P2646: Rocker arm actuator A- Bank 1 Perf. or Stuck off.” or “A Rocker Arm Actuator System Performance or Stuck Off Bank 1.” “VTEC Oil Pressure Switch Circuit Low ..., 2003 Honda Element EX AT 2WD 355k+ miles, 2003 Honda CRV EX AT AWD 310k+ miles, 2018 Ford Transit LR XLT RWD 40k+ miles. ... Compounding the intermittent problem is that P2646 is a code that only sets when your PCM sees VTEC SOL ON and VTEC PRESS SW ON at the same time, which means P2646 only occurs when …, Honda Element 2003-2011; Honda Fit 2007-2011; Honda Civic 2012-2013; ... There’s a separate code (P2646) for the inverse (NO OIL PRESSURE on the rocker arm side of the VTEC valve AND the VTEC is commanded ON. ... Driving w/RPM over 2500 RPM = VTEC ON = switch ON = pressure low (sets P2646 Honda DTC) Honda V6 engines with bank …, Feb 6, 2020 ... This is basically Part 3 in a quest to solve P2646 for my brother's Honda Accord. P2646, which is an OBD-II generic code for the engine ..., Introducing our latest article for Mechanics News: “Decoding the Honda Element Code P2646 and What It Means for Your Vehicle”. Have you ever encountered the..., The code came up P2646 (rocker arm off or stuck). I took the info and drove about 20 more total miles and then it happened once again. I looked at the some info online and decided it might be VTEC oil pressure switch related as the code diagnostics said. SO I picked up one up and installed it., Code P1009. I have gotten a check engine light twice in a few days, cleared one and it came back on again. Well it was code P1009. Witch means VTC actuator failure. So honda checked code and replaced VTEC valve switch assymbly. Then code came back up on HDS test for them witch ended up being a valve that was sticking and a strainer …, p2646 Engine code returning after obvious repairs. Have a 2003 honda element with 116,000 miles. It's in good shape except for this recurring issue. I have had my VTEC solenoid replaced twice since I bought this vehicle 1 month ago. I've had the oil flushed once between these two replacements., We had to replace the same battery cable on my Daughter's boyfriend's 2005 Element. There were a few more strands intact (maybe 9!) and the starter motor was cranking pretty slowly. What a difference with a new cable! BTW the Standard Brand P/N A21-6TA replacement cable has the twin leads and the correct lugs on the ends to fit the …, 2003 HONDA ELEMENT. 4 CYL. AWD. AUTOMATIC. 125,000 MILES. I have a 2003 Honda Element and it is throwing a P2646 code. I found that the majority of posts blame this to the Oil Pressure switch. I replaced it and cleared the code. Drove it around and the code came back and engaged the "limp" mode (2800 rpm limiter)., Here is what has been done: Honda OEM vtec spool assembly replaced. I did this a few weeks ago when the code first surfaced. Reset CEL and all was good for a few weeks, then I got another code event with P2646 again. Then I took it to a trusted mechanic. Oil screen that is buried behind the PS pump cleaned by tech., May 12, 2018 · Bought 2003 element. Check engine was on and code was P2646. The car didn’t want to go over 3500 rev. I replaced screens on solenoids and one extra under the lid. Problem solved. Traveled 800 miles in 2 days and on highway code popped up again. , (From what I've learned on this site, most times it's hard to tell them apart!) Most everyone here says that the aftermarket ones are pure junk. But the genuine Honda's don't exactly have a clean record either! : - (I'm asking because I have had intermittent P2646 codes (twice actually), but for the last 2 1/2 months it has been fine., IF, AFTER ALL OF THAT, YOU STILL HAVE A RETURNING P2646/47 CODE, THEN YOU MAY CONSIDER PROCEEDING WITH THIS BYPASS. ... 2003 Honda Element EX AT 2WD 355k+ miles, 2003 Honda CRV EX AT AWD 310k+ miles, 2018 Ford Transit LR XLT RWD 40k+ miles. Save Share. Like. Show more replies. 0 Reply. …, (From what I've learned on this site, most times it's hard to tell them apart!) Most everyone here says that the aftermarket ones are pure junk. But the genuine Honda's don't exactly have a clean record either! : - (I'm asking because I have had intermittent P2646 codes (twice actually), but for the last 2 1/2 months it has been fine.