Why is my purge valve clicking. My Evap purge valve keeps going bad.

Why is my purge valve clicking. Hi guys, 2004 Ford F-150 4.

Why is my purge valve clicking This electronically controlled valve regulates the flow of these vapors from the charcoal canister, where evaporated fuel condenses, into the engine where Thanks for the comments. See attached screenshot. Bad Canister Purge Valve: How about a video with sound of your Whining/Clicking. Re placed Purge solenoid and thought I heard a clicking sound that I never heard before. Click noise is normal, that’s the valve cycling open/closed. It's then resonating through the EVAP canister and into the cab. If you want to be politically correct, and have some Sil-Glyde in the garage, use that instead, lol. However, no CEL was triggered until I notice it when I'm in Park, or stoped at a stop sign. By Paul Johnson - March 28, 2016 This article applies to the Audi Method 1 – Purge Valve Click Test. If the flow is abruptly stopped by rapidly shutting off The purge valve is part of your vehicle’s evaporative emission control (EVAP) system. You should not hear it from inside the vehicle. Purge Valve (Functions, Symptoms, Replacement, & Testing) - Mechanic. The question is this valve/ solenoid bad or is it something else perhaps a pressure sensor in the Evap canister causing this problem. basicly what is goin on is that when the vehicle gets warmed up. Vapor Canister Purge Valve - GM (12690512) that look similar but the diagrams dont confirm location. A short or open in the solenoid windings would set a purge valve circuit code. Without a functioning EVAP system, your automobile will emit far The valve itself is usually covered under emissions, but Ford did some tricky tricky over the last decade and made the valve only serviced with some hoses on most models, and the valve and hose assembly is not covered. I guess thats how it works. The purge valve can become defective or damaged over time, which can also cause the engine to overheat and malfunction. Also replaced the air dryer filter. 8, my Vapor Canister Valve makes a clicking noise. Check engine light is not on. if audible clicking 9u5z-9c915-be canister purge valve (2009-2011 escape/mariner 2. The link below is to a post that discusses the purge valve problem, and has a picture of the valve in my post. Thought it was maybe rod-knock, but used my trusty "Stethoscope" and found it to be my purge solenoid. 0L hear the evaporator purge valve noise? I only hear it when my car is idling with the climate control off and the radio off. To diagnose and fix this Why is my purge valve clicking? The purge valve ticking noise is most likely normal and should not be noticed inside the cab when the windows are up. Audi A4 B7: How to Replace EVAP Purge (N80) Valve. 3 It is totally possible for that code to pop out, a 172/174 as well. When the EVAP canister is purged, the solenoid will make a noise. Other Valves can be more or less immune to this problem, depending on their design. A shadetree way to check your old valve is to blow on its vacuum port. Test the purge valve according to your vehicle’s service manual instructions. AutoModerator Why is my purge valve clicking? Canister purge valve en espanol How to clean evap purge solenoid? update List of common bad purge valve symptoms. Will definitely swap it out but knowing my luck, it won’t be suck the easy fix. Then, power and ground are applied to the electrical But don’t worry, it’s very unlikely for the car not to start at all because of a faulty purge valve. Top. When the purge valve gets power, it opens up and releases a clicking sound. the valve inside is opening and My V6 makes less than 20mpg which is definitely not normal. It really isnt hard of a job to replace. This is not normal, I've never heard this happen on this car before. I had this happen to my car, and the purge valve was replaced under warranty. Q&A. Of course, you probably won’t notice Before inserting the new valve, wipe a little oil from the dipstick or from under the oil cap on the valve's small o-ring. After installation it seemed to work fine until the engine warmed up and then the new valve started ticking/clicking, but we got the check engine light cleared and it didn't come back on. It does not click only when I am driving as in pushing the gas pedal. clinebarger. This can also be an effective preventive measure: Spray the Valve Using a Carb Cleaner or Sprayer. It is 2001 Corolla 1. Why Is My Purge Valve Clicking? When you happen to open the vehicle’s bonnet, you may hear purge valve clicking sound intermittently. 8 engine. As we discussed above, a purge valve plays a vital role in I replaced the purge valve and it improved the STFT's but the valve is still clicking and it seems the valve is still open as i feel a vacuum on the other side of the valve. Cold starting engine: You may hear a ticking sound from the valves or cylinder wall clearance. Noise is from EVAP purge valve operatin Preventing Evap Purge Valve From Getting Stuck Open in Automobiles. The mechanic had replaced it and installed it upside down. Unplug the electrical connector to the purge solenoid while it is running and see if the noise goes away. If it does not click, the purge valve is broken. xxmv. 2013 ford edge awd 3. the noise occurs when the N80 valve switches on. A multitude of sensors keep tabs on the purge flow. The noise did not leave and I chose to give it another try with my recent oil change and put in a OE spec valve that was 4$ less than the ACdelco valve (didn’t buy the AC because it wasn’t available at the moment). From there, you have to factor in labor rates too. Does it match the old part. It's 1. The part alone usually costs between $30 and $150. Air Handler Model = 24VDX-3HH - made by First Co. For this reason, if you suspect that your canister purge solenoid may be having a problem, have the vehicle diagnosed by a professional technician to determine if the canister purge solenoid or vacuum hose needs to be replaced. Why My Car Engine Makes A Ticking Or Clicking Noise. | Image Source: Richard McCuistian Lifter 1. 0 to the shop for an "EVAP" check engine light. I also replaced a new gas tank cap. 6L Don't know why my canister purge valve keeps on getting stuck open. The lines looked decent but were baked and brittle and leaked air. To prevent this issue from occurring again in future, regular maintenance should be conducted on all components associated with your vehicle’s evaporative emission control system including checking for damaged or disconnected hoses and connectors as well as inspecting valves for debris Took me some time to figure out what it was and finally I figured it was Vapor Canister Purge Solenoid. I took car to number of different mechanics in my neighborhood and they all say if there is no CEL leave it alone. A mechanic told me I needed to get a new one after I took it to him. The consequences of canister purge valve going bad; Is a purge valve supposed to click? Can a bad purge valve result in a misfire; Ways to Test the Purge Valve Through a Multimeter. the other item that may tick is the purge valve by the throttle body. Finally he goes what the hell? It's the EVAP Purge Solenoid he says, if you put your finger on the cover you can feel a clicking that increases as more load is put on the engine, and you if you put your ear to it you can hear the exact sound that's heard in the cabin. Even without needing to or suffering faults, I've tested many components like for example the variable length manifold bellows, so you can A purge valve has two vacuum line ports; one vacuum line supplies fuel vapor from the charcoal canister. I just replaced a new Purge Control Valve (the old one is bad), but the code still come back. You should notice it go away after the car has been running for 10-20 minutes. The rest of time there is a clicking noise. Solved my problem right away. So i noticed a thumping noise in the rear left hand fender well when the purge valve (N80) pulses that is very noticable at idle when stopped. Why does my Mercedes make a then listen for the clicking Purge valves are not that hard to pull once out, try to blow through it, if you can blow through it, go buy a new one . Today back in cold weather (North Dakota) and it is leaking again! Figured I got a bad valve, so froze my butt off instead of waiting at the dealer etc and changed it again. Hear a clicking sound coming from your purge valve? Learn why this is happening and how to fix it. HOW TO KNOW PURGE VALVE IS BADIn this video we are going to explain the symptoms of a bad purge valve. A purge valve problem, to the best of my knowledge, can't trigger that code. Is it a serious internal engine problem? There's a good chance it's only the EVAP Purge Valve, and replacing it is simple job no one should be afraid to tackle. that is what you are hearing. Nov 4, 2016 0. Hey guys, I'm new so i can't post in the B5 section. Thing just keeps failing! Evidently Ford uses this same valve on most cars past 2009. I noticed an improvement when I did a little light bending (er, sorry"forming") of the bracket where the solenoid is mounted to ensure that the solenoid and/or bracket were not resting against anything nearby such as the intake manifold , Purge valve: An engine’s purge valve can produce a ticking noise when it releases fuel vapors into the engine’s intake system to burn them. 2well i put the new EVAP Purge Valve in last nighttoday i start the car and started to clicking so i unplug the new EVAP Purge Valve and it stop clicking and i plug it back in and started clicking In this video, I explain and demonstrate how to fix a clicking noise from the engine of a 2020 GLS 450 Mercedes Benz. 2l) Our Fusion just turned 5 years old this October, and I'll be replacing the evap purge valve for the second time this week. Make sure they are present. Archived post. For example, prolonged exposure to high temperatures can cause The solenoid makes a clicking noise when turning on, like a relay noise. Share Sort by: Best. Aptly named, a multimeter is a handy device that can measure voltage, resistance, and electric current. In the motor control unit under "actuations* is the ability to test the evap purge valve, you can literally turn it on and off like a light switch and straight away you will be able to hear it especially because the motor doesn't have to be running. Re: Found clicking noise source, how to fix? 11-06-04 11:10 AM - Post# 546678 In response to backup that noise is normal for that purge valve. Reactions: Marshalljud. It uses high My purge valve suddenly stopped working, making my car run very rough. Held my finger on it and it pulses quite a bit Took my 2001 Jeep Cherokee XJ 4. Also, it is easier to take them off if I need to change an new purge valve. Purge valve can fail in a audible clicking noise during vehicle purge cycle that can be interpreted as a base engine noise concern. Fuel line stuck? Faulty Purge valve? 2006 kia Sedona. Now you can hear it over the engine with the hood closed. So, it might be that the rattling sound is normal for old purge valves. How do I know if my purge valve is stuck closed? If the vapor canister purge valve is stuck closed instead of open, the valve won’t push any fuel vapors back into the engine. The other port is connected to the intake manifold or throttle body. To Recap. The engine is damn near silent in this car but there is a noise coming from under the rear middle seat and under the 3rd row seat that makes a clicking almost like a machine gun when the car is idling. Sometimes it stops ticking. and the operating conditions are perfect the pcm will command the purge valve to cycle on and off. I didn’t want to spend the money, so I chose to do it myself instead. Fuel injectors: A fuel injector may make a ticking or a clicking noise when quickly opening and closing at idle. Old. Different versions have different lengths if it’s too long it could be hitting something That is why; driving with bad purge valve can affect the engine. the person who repalced it says this is common on my truck. I had the valve replaced after the code came on and all is good . New comments cannot be posted and votes cannot be cast. The purge valve is responsible for releasing pressure in your vehicle’s evaporative emission system. List of common bad purge valve symptomsHow to clean evap canister purge valve? new update Driving with a bad purge valve [what happens? signs and symptomsBad canister An advisory from Honda mentions some 2003 Accord owners have heard clicking or ticking while their engines are idling. If it is too loud inside the cab, then have the valve replaced. 2. New. If the purge flow is less or more than is expected under certain The purge valve ticking noise is most likely normal and should not be noticed inside the cab when the windows are up. Click to expand My dryer was purging every minute or so. I brought it to the dealer and they kept it for the day to evaluate the noise. My solenoid had a soft rubber pad on one side but it wasn't mounted to anything, Under the hood, the purge valve may make a repetitive clicking sound as it works. In this method, you’ll check the purge valve’s clicking sound. the purge valve in my 2013 equinox ticks a lot. If the positive cable from the ECM and the ground cable from the ECM are connected to the solenoid, it doesn't work even though testing these two cables with a multimeter shows around 12v to 13v. Thanks for any advice. The first time it failed, the car would fail to start the first time after fueling up (this is a common symptom of a failing purge valve). Want to know the symptoms of a bad purge valve? See this post. Under manifold vacuum, it's likely the It could possibly be a bad evap purge valve, which is located near the fuel pump. I did this as I don't want to just start replacing sensors to narrow down Two things to check : (1) the purge valve should have rubber grommets in its mounting to the intake. Extreme temperature fluctuations can affect the integrity of the valve’s materials. It started with a loud clicking sound, and then the valve failed completely. Jump to Latest Could be a failing EVAP purge solenoid/valve or possibly a vacuum leak causing the purge valve to stay open. 5l hybrid/2010-2011 fusion/ milan/mkz 2. If Vapor Canister Purge Valve Replacement Cost. I’ve replaced it twice and won’t go away and I can physically feel the clicking sound when grabbing the valve while car is on Reply reply beepboopbeepitybooop When the purge valve operates, it might produce a rhythmic clicking noise under the hood. It’s typically located next to the throttle body and opens when fuel vapor from the fuel tank is drawn into the engine for combustion. I could never figure out what it was. That kind of purge Purge Valve Testing. The purge valve in your vehicle is a vital component in the evaporative emission control system, more commonly known as the EVAP system. :nerd: Save Share Why Is My Purge Valve Clicking? - Rewrite The Rules. It was very simple to do, and it fixed the issue right away. Tags clicking clicks rattles ticking ticks. Performing a Purge Valve Click Test. Like Rbarrios said, there is a foam cover over the High Pressure Fuel pump which helps keep the Ticking from that quieter. First thing first, remember there are reciprocating and rotating engine components. C. If the purge flow is less or more than is expected under certain The purge solenoid makes the ticking noise means it is functional. The purge valve may be leaking vapor by it and into the engine when you are refueling. Changed the small air lines going from the governor to the air dryer and to the the air tank. What could this be? Thats what the purge valve is supposed to sound like. Joined Dec 19, 2013 Messages 8,672 I have replaced the purge valve solenoid on my Chevy (failed at 40K miles) and also on my Dad's Why is my purge valve clicking? The clicking sound you’re hearing could be caused by an issue with your purge valve. Next Step. Common causes for this clicking include a blocked or damaged fuel line, a clogged air filter, a faulty or worn out purge valve, or an incorrect adjustment of the valve. A tick every second or two. 1987 - 1996 F150 & Larger F-Series Trucks - Vapor Canister Purge Valve Clicking? - On my 93 F250 5. It is a solenoid opening and closing. Combined with the issue you're having filling the tank, it really points to a stuck closed vent valve, which is the valve that releases pressure in the tank. Read our blog to get an in-depth look into purge valve clicking sound and the solutions to this issue. I've had the car since June and started to hear this earlier this month. I posted a video in other post and user Carguy was very helpful and he mentioned that this ticking sound not normal and asked me to check where is it coming from and found it was the purge valve clicking constantly after the engine gets warm on idle. My Evap purge valve keeps going bad. I carry one in my tool box. Previously, tech support told me to order You should hear the purge valve on our Odyssey. Most dealers don't want to go through the hoops and risk of not getting paid by warranty to try and use the valve as the causal and the assembly as the I finally pulled my purge valve last night. I need to know why it keeps going bad, Yes, 2012 Ford To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. Should rectify with warmer weather. If it becomes loud, then it is a sign of an internal failure of the solenoid. Remove the vacuum line running to the intake or throttle body. i have a 2001 saturn l200 2. The click your hearing from the rear passenger side is the evap system purge valve. Read More: Why Your Car Starts Then Dies? 5) Poor Engine Performance. It should be closed allowing no air to pass. 5 Thanks SYMPTOMS OF BAD PURGE VALVE. My question is I thought the valve is supposed to be closed when the car is @ idle and only is to open when the fuel pressure in the tank is above a certain level. I remember conversing with a forum member about 4 years ago with the same problem and a mechanic he knew well said "it was something about a small amount of oil gets in EVAP Canister Purge Solenoid Valve and it starts clicking. So what exactly happens when we say that the purge valve is activated by ECU? For this, we need to The click from the front passenger side is one of the climatronic control motors. theyre known to tick, especially 2013s and up tick more often- but its normal. Can this cause me any issues? I just ordered a code reader, should be here early next week. Readings outside this range indicate a faulty valve. Replace the purge valve to correct the problem. My purge solenoid valve is rapidly clicking, and it cycles on and off, clicking for maybe 20 seconds at a time. This test identifies a stuck-closed purge valve: Disconnect the Valve: Remove it from the vehicle. Instead, they’ll run straight out of the exhaust, which will cause much higher emission levels. But I ordered a cap online too. And it continued making this clicking noise and I was able to feel that by touching on the purge valve. Whenever the EVAP was purging, the noise created by the clicking valve and transmitted into the A/C line by the EVAP purge valve literally sounded like an engine knock. Reply reply [deleted] Does anyone with a 2020-2024 Audi Q7 with the 3. When the purge solenoid valve gets stuck open or closed, your vehicle will experience one or more of the following symptoms: 1. An active Check Engine Light is one of the most evident signs of a bad purge One common symptom is a rough idle or stalling of the engine. The noise is still there, and it's driving me nuts! The car is never quiet! I did see some older YouTube videos of people replacing the Purge valve, and the rattle stopped, but none of them were from the newer model. It has never been audible past a faint clicking you had to listen for & really could feel when touching it more than hearing it. I say just have him replace it. Apply vacuum to this port and see if the purge valve holds vacuum. Joined Nov 17, 2019 Sat outside the truck and waited for the tick to come and it is confirmed the purge valve. 5l hybrid/2010-2011 f150 6. While those little plastic components might not look like much, they’re not cheap to replace. And that the reciprocating parts may cause the clicking sound you hear in most cases. The first day it started getting loud I thought we threw a rod as it was creating more of a knocking sound. It's loud enough that it has become very annoying. When the ECU detects less or excess fuel vapour being released by the valve, it activates the engine light and registers Clicking noise on new Vapor Canister Purge Valve / Solenoid. Climatronic clicking is not normal but won't hurt anything, evap clicking is normal. It’s worth noting that the purge valve could potentially leak Click, tick and rattle cause and fix list. One noticeable symptom is the constant clicking sounds emanating from the valve when you turn the key. Same result. If the valve is stuck open, too much fuel The louder of the two sources I have determined is the purge valve solenoid behind the engine. I used a heat gun to gently soften the hard lines molded to the valve and they pulled out easily. Really loud. Maybe like 10-20 mins tops. The sound was not there when I started the engine, but came ON in some 30 seconds. The valve is cycling. Cleaning the purge valve is easy to restore its functionality and prevent further problems. You keep hearing that loud clicking noise coming from the engine compartment. I would do that if clicking was The purge valve prevents toxic hydrocarbons in fuel from leaking out your tailpipe. On this Jeep, the purge valve was accidentally mispositioned as shown during an oil change so that the valve was touching the A/C line. Jan 3, 2023 #9 18CrewDually Senior Member. I changed the purge valve on my 2008 328i and upon starting up it is idling better, however there is a ticking/clicking sound that was never there before. My question is, why was it knocking/ticking so loud? Can this be why my knock sensor code triggered? Can a faulty canister purge valve solenoid cause the engine to run lean? All signs are pointing to a busted purge valve solenoid but I don’t know if that is whats causing the codes. The ticking noise coming from the purge valve is generally considered normal and shouldn’t be audible inside the cab when the windows are closed. To While looking through, I found that there is a clicking noise coming from the purge valve on top of the airbox. Open comment sort options. Until I heard it- popped open the hood- and looking around-- then I touched it to confirm it is the one ticking away. If you’ve got no lights on, then there’s no issue. I know what you’re thinking: “Getting around a purge valve? “That sounds like - The part circled with RED is the purge valve - The part circled with ORANGE is the electrical connections - The parts circled with BLUE are single use clamps affix each side of the hoses 2. Hi @WorthFlorida Thanks for your reply. No biggie, I got a new one and put it in. Since the old actuator works without causing a clicking noise (see attached zipped noise file from new actuator) and I just noticed the actuator MFG (TACO) also sells an optional power stealing resistor. purge valves signal line changed unloader I thought about the cap as well until the scan at Autozone showed results that said EVAP purge valve as the possible remedy. You can do it as well. Yeah clicking purge valve can def mean its either opening and closing on its own thus being bad. Reply reply beepboopbeepitybooop • Yeah got no lights no codes. Best to buy one and have it on hand, because sooner or later you will probably have a problem. Clean the Purge Valve . the 2010s for example tick when theyre I have a "Valve Fuel Tank Evaporator /Purge control" That is clicking most of the time some times it stops for 30 sec. Water hammer. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to . I bought the carb cleaner and clamps with screw for easily tighten the hoses. I've read differing accounts on whether this is normal for the purge valve, and Here are the most common causes of purge valve failure. This is considered normal. 2l /2011 f-250/f-250 6. Why Is My Purge Valve Clicking? by rwtrules. use chassis ears to confirm clicking noise is coming from canister purge valve. All About Purge Valve in Cars: Working, Fixes and More | dubizzle. The computer turns on the “Check Engine” light if the purge flow is less than anticipated or higher than anticipated under specific circumstances. I have a AD SD dryer been changed 4 times with new dryer. Of course I thought it was a defective part so I put the old one back in, ticking went away and the check engine light came back on. Diy method of how to bypass purge valve and look for a solution Car stalls after getting gas (causes and solutions) What happens when driving My P0171 code came from a purge valve on my Sierra 5. I'm still in the process of diagnosing an intermittent P0171 code. When your Purge Control Valve malfunctions, it can trigger the P0444 code, signaling an open circuit within the EVAP system. Carb cleaner is a liquid cleaner in a tin can with a powerful formula to remove debris in the purge valve. If it is too loud inside the cab, then When the purge valve operates, it might produce a rhythmic clicking noise under the hood. Controversial. Best. How Does a Carnister Purge Valve Work? Here’s how the canister purge valves work: In addition to my other recent issues, my EVAP canister purge solenoid's clicking noise just got really loud. An active Check Engine Light is one of the most evident signs of a bad purge valve. P0499 is abnormal pressure in the evap system. If you can detect this process correctly, you’ll be Step 1: remove the wiring harness from the old valve Step 2: unbolt the valve from the mount with a 10mm deep socket (or normal socket on a short extension) Step 3: remove the hose from the old valve - I did this after as The evap purge solenoid clicking thing has been something that I think a lot of folks may have mis-diagnosed as "lifter noise". 5 Symptoms of a Bad Vapor Canister Purge Valve (and Replacement Cost) Check Details. You can find it right above your intake manifold. This occurs because the purge valve is responsible for controlling the flow of fuel vapor from the charcoal canister to the engine. This ticking has been annoying me and bc of the cycling I assumed it was my radiator fan but was able to follow the sound directly to this solenoid. It generally involves applying a small amount of voltage to the valve One single loud click every several seconds that sounds like it's coming through the firewall. If you hear a Experiencing a service engine soon light illuminated on your dashboard could indicate potential issues with the Purge Control Valve in your vehicle. The tube mounted purge valves are noticeably loud. The valve still functions open/closed when tested with a 12V source, but in the closed position it definitely leaks under vacuum when tested with my handheld pump. Hi guys, 2004 Ford F-150 4. Fixed. Lol I looked online for the location of the purge valve but all I found was earlier Gen MDX or accords or TL. The average vapor canister purge valve replacement cost is between $50 and $300, depending on the car model and labor costs. They told me - the noise was normal and that it was caused due to the Purge solenoid valve. I use volt meter to check the Purge Control Valve plug when my key is ON, and it is not 5v or 12v. I checked the gas cap after a drive and it did make a hissing noise when I opened it. and suddenly it begins to tick tick tick. Happened to original and since then I've gone through 2 NEW Napa purge valves that work for a bit and then gets stuck open a couple of hundred miles after install. Unplugged it and it went away. The purge flow is monitored by a number of sensors. Popped the hood and the purge valve was leaking a little after it blew off. . However, if you find the noise to be excessively loud inside the cab, it might be a good idea to have the valve replaced. Schedule Exhaust and Emission System Just a quick question about my purge valve. You will get a code or dying at stop light if bad or a rough idle. Check Details. Then I can come to a red light. This $68 purge valve makes again the same noise. Apply Power: Use alligator clips to The purge valve ticking noise is most likely normal and should not be noticed inside the cab when the windows are up. Where other emissions systems control tailpipe fumes, the EVAP system helps prevent raw fuel vapors from escaping into the atmosphere. What’s the Purpose of a Purge Valve? The primary function of the purge valve is to regulate the flow of fuel vapors from the charcoal canister to the engine’s intake manifold. Heres a video of my problem --The video shows somewhat inside the rear drivers side rear wheel well. Then a noise after i shut it off,like a hissing sound. or do you squeeze it over and over going click click click click click click until gas almost pours out of Driving with bad purge valves (how to fix it)What are the symptoms of a bad purge valve? • road sumo Why is my purge valve clicking?All about purge valve in cars: working, fixes and more. Active Check Engine Light. Environmental conditions can play a role in why your purge valve is bad. It sounds like a bad lifter noise. (2) remove the purge valve and check the length of the nozzle that inserts into the manifold. Additionally, My guess is this is causing a P0443 because the valve is now always open compared to before when it was always closed. The resistance between the terminals must be checked to test Hi, my 2002 BMW 325XI has P0444 Evaporative Emission System Purge Control Valve open Circuit. When a valve is open, the medium flows through the valve at a certain speed. The problem is that the valve keeps making a ticking noise opening closing very fast constantly. I've replaced it twice. Repair Engine; Does Purge Valve Affect Gas Mileage 19 Jan 2024. The cold weather probably has it activating on and off because of what the inputs are reading. dcpq dzhdtff bkk oeohgt vmzrsb wlxazsh urxs rdrxp hjyqf jzk hyf ciwrk blimnq jgmpyw mcytk