If I go WOT from idle speed, the spark plug wire is arcing to the engine block. The spark plug color can provide evidence of what is happening inside the engine. Push the boot just a touch up the wire and grease the seam and then push the boot back down. 3rd Generation Chrysler Minivans: 1996-2000, 4th Generation Chrysler Minivans: 2001-2007, 5th Generation Chrysler Minivans: 2008-2020, 2nd Generation Chrysler Minivans: 1991-1995, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. I used Bosche wires on mine. No single article will be able to bring someone from a beginner to a pro at anything, and reading plugs is no exception. This results in 50,000V on the plug wires. Do you have wire separators installed? Show Less. Friday, February 23rd, 2018 AT 8:08 AM. Spray down the spark plug wires to look for arcing. http://www.MyHonestMechanic.com READ BEFORE YOU COMMENT!!!! Plugs wires arcing at spark plug. Do you. Plug gap does not adequately control the voltage with a CDI. They fit perfectly. I just can't get an answer to which product. http://www.youtube.com/maceyofgrandbend rocket ranger needs some tlc.Now with new wires its good as new. The Extreme 9000 plug wire … Normal driving and idle is unaffected. I agree with the previous responses that when you start seeing arcing the wires are bad. If the wires are close together (like over the fan housing) this can even result in firing the wrong plug! The arcing still continues, but the car still runs fine. Plugs were OEM champion double plats and the wires were borg-warner selects(wires i've had very good experiences with). Both sets of wires are arcing and they never did before the coil started. The spark plug is a window into the combustion chamber. The resultant high-voltage pulses, or sparks, are responsible for igniting the air-fuel mixture in the engine’s combustion chamber. The voltage needs to be limited and controlled at the source, as your CDI does. Part of my standard install setup for plug wires is to seal the whole system with dielectric grease. > Cheap spark-plug wires are filled with carbon-loaded silicone. The plug wires on my 78Z were arcing at pretty much every cylinder (right near the spark plug) last night, just barely able to detect except for cylinders 5/6, which were pretty bad; even though the wires only have at most 1000 miles on them. Step 1. 1; 2; 3 ... Second question , why does everyone always say to check your engine in the dark to see if the wires are arcing,and if they are to replace them? So, if your vehicle has a little less spunk lately; it might be time to change your spark plugs. If it's a constant arc, like you say, then take them back and get new ones. Causes of sparking (arcing) Plugging in an appliance that is in the on position When you’re plugging an appliance that is in the ON position, as the plug gets closer to the outlet slots, the power tries to jump from the outlet to the prongs of the plug. This is like Dancing in the Dark ! Did I just get a bad set? //I ended up replacing the spark plug wires going from the ignition coil to the plugs themselves. Allow the one hour for the die electric grease to seal up tight. The arc is the symptom, > but the cause is not cracking, but massively increased resistance. Reeves says the single- and double-platinum were employed strictly as a measure to increase the durability of the spark plugs. Should I take them off and exchange them (they have a lifetime warranty)? JASON-JANAH MCLEMORE MEMBER; 1998 NISSAN PATHFINDER; 3.0L; 6 CYL; 2WD; AUTOMATIC; 280,000 MILES; My spark plugs on the back two cylinders under the intake are arcing to the intake walls. Marwil - you probably know that DIY autotume recommends Magnacore for the MS. Arcing ignition coils require immediate replacement. There have even been stories that involve both a fuel leak and an arcing plug wire, resulting in a fire! Spark Plug Color Chart - Reading Your Plugs This page is nothing new. ASEMASTER6371 EXPERT; Good morning. happens gradually at about 5weeks and continually gets worse until i have to replace them. 8Mm Spark Plug Wires,Black All Spt Models 86/03(Ex 1200S) Spiral Core Mfg#27214. If you are experiencing engine problems, taking a look at your spark plugs is a good place to start. Thank your for everyone's replies. The spark plug wires are an essential link in your vehicle’s electrical system; they carry electric current from either the distributor or the spark coil to the spark plugs. Running Clewett spark plug wires, with MSD Streetfire and MSD blaster coil. Asked by rgrimm1 in Arcadia, LA on . ChryslerMinivan.net is the best forum for Chrysler Town and Country owners to discuss mileage, price, problems, towing and more. In less than a split second the electricity creates a spark … Answered in 5 minutes by: 1/29/2013. If your wires are good, you should be able to give them a light spray of water without any sparking or stalling. JavaScript is disabled. If the wires are close together (like over the fan housing) this can even result in firing the wrong plug! Ask Your Own Hyundai Question. OP get a better set. If they do they're s&^t. Maybe they changed but, it is what I experienced with the dust guards/boots, Installed the Magnacors and they are staying on the plugs, Jonny, You beat me to it. If you’re tired of melted plug-wire boots, Accel has the cure. I revved it up a bit from under the hood and saw blue arcs from 2 of the 3 plug wires on cylinders 2,4,and 6. For a better experience, please enable JavaScript in your browser before proceeding. Back a few months ago I tuned up my '97 with new plugs and wires. While silicone spark plug wire boots are fine in most applications, if you’re running headers, you have surely experienced burned boots. I've had lots of wires do it. No. If your spark plugs are fouled or damaged, it can lead to a host of problems including reduced gas mileage, slow acceleration, engine misfires and trouble starting the engine. I started with Autolite plugs gapped at .045, then went to Motorcraft gapped at .052-.054, then regapped those to .035, which is where they're at now. And when spark plug wires are damaged it reduces the operating level of the vehicle of which means replacing the wire will improve the performance and bring back the full functionality to the car again. Also, it's not too hard to do it yourself, I do have some extra wire "in stock". Simply put, Magnecor makes the most technically advanced ignition cables. 11 signs of bad spark plug wires | symptoms of a bad spark plug wires in cars. The spark plug wire sets from this brand consist of a Kevlar-reinforced core and a high temperature “Class-E” silicone jacket that makes it resistant to damages caused by heat, cold, oils or chemicals. An arcing plug wire can cause a weak spark or no spark at all in the cylinder with the bad wire. Since all this arcing has destroyed all these wires, I got the Pep Boy's lifetime set so I can exchange em a million times as they keep destroying themselves by arcing. If the wires aren't separated misfiring can occur due to inductance. Based on the responses it seems that: If you have your old Beru wire set, take the dust boots off and use the Magnacor don't last. PERFORMANCE . How spark plugs sparks in night and dark ! Coil case leaks result in arcing, where the spark (voltage) escapes to an outside source and grounds against its surface. These wires can withstand a temperature range of -40 degrees Fahrenheit to up to 428 degrees Fahrenheit. Fixed that. To a well trained eye, the plug can tell a volume of information about the engine's condition, air/fuel mixture, timing, fuel distribution through the intake tract, and more. Looking for some input here. Frankly I would stick with OEM Mopar wires.Heck,if they can last 80K,100K miles,they cant be total crap! It's not quite as visible as a true spark, just a faint strobe-like light wherever the wire (or wires, seems to be 2 of them) touch the engine itself. My fault. In addition to the normal sealing of the boots to the plug and coil, it also includes sealing the boots to the wire. There is no way to route every wire to not touch something. I used the KV85 wires and didn't have any trouble fitting them. I just installed a set of Clewitt wires on my 86 and found that the factory wire holders and separators didn't fit the fatter Clewitt wires. the core conductor could be well within speck but in your case the failure is of the insulation not the conductor. Dispelling The Spark Plug Myths. When you say put the plugs back to spec, do you mean use stock plugs or the factory plug gap? So, I had some arcing from the base of my spark plug wires to the block. The electrode end of spark plugs look good. Part of the problem is the stupidly high voltage (~500V) that MSD use on the coil primary. Hyundai Mechanic: Daniel, Hyundai Technician replied 7 years ago. Targa44 -Nope, didn't know that, looks like I stumbled in the right direction. At what point is plug wire arcing a problem ? The pictures and text are from the Autolite technical manual and just made a bit easier to read in the grand scheme of EZ-Read charts here. New wires **** OLD wires should NEVER arc. Join now! But the basics can be conveyed well enough to get a leg up on how to read a plug beyond the common practice of looking at a plug with thousands of miles, as well as recent stop … Ask me how I know. Even brand new wires will arc if they're touching something. If you can see spark leakage dry, those wire are toast. This would be a useless test if all wires arc! Satisfied Customers: … Yes one of them was touching the compressor and one was touching the metal plate where the hood latch is(the aftermarkets were alittle longer than OEM) and they were arcing. Get an OEM set and put them in the proper looms and kiss the arcing goodbye. The setup: 1980 SC engine with a top end rebuild 20K ago. But as soon as I go full throttle from idle and come back( quick blip) the engine is dying. So, I went to a FLAPS and bought some generic holders from the hot rod section of the store to keep the wires properly separated. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Jonny and Fred you might have to edumacate on this latter point. Most passenger car spark plug wires snap onto the terminal of the plug, but some wires have eyelet connectors which are fastened onto the plug under a nut. You answered your own question,they have a lifetime warranty,pull em off and get another set! > The carbon burns from the ends, and when the gap gets big enough, > you see the arc emerging in the surrounding space (why folk > suggested looking at it in the dark). Daniel, Hyundai Technician. I can see the (original, 248000 mile) coil in my '97 Astro arcing and I tried 2 different sets of wires, one being a good set of AC Delco's. what the @#$%? Long story short, buy the more expensive OEM wires/gears/rings/whatever or you'll spend the difference and more in time and frustration. ! ! It can happen. Looking for some input here. Why is there arcing were the spark plug wires plug in to the power packs on my 2001 sante fe? Just needed some text that was readable. I left the van running and popped the hood, (no under the hood lights) so it was pitch black. First attempt to fix- I sprayed the wires and distributor cap with water in the dark to look for sparks. Set the shifter in neutral for a manual transmission. Performance applications demand ignition cables that transfer high energy from the coil to plug, ensuring the most optimal ignition event for creating the most powerful combustion event. I had a similar issue a few years ago, with a similar conclusion. The takeaway on the CDI discussion is either a well serviced and functioning Bosch CDI or Jonny’s CDI+ are more than up to the task. Only this time I noticed something weird. Black spiral core spark plug wires from the leader in racing technology; Kevlar Core, which is 4 times the aramid fiber wire core; Insulated with EPDM, a material which is UV stable and helps to resist cracking If I chose to continue with my MSD for the moment I am probably best keeping the stock gap on the plugs so that voltage Is dispersed more efficiently than with a larger gap. have the same problem? It's not literally arcing. I haven't seen any arking but they are not touching anything either. Were the wires you installed 7mm, 8mm or 9mm? The boots are leaking in the wires… I have never seen the little electric light show unless the wires are bad. A word of caution is in order: even though you can buy replacement plugs for a few dollars down at the local hardware store, it's actually illegal to rewire your own plugs in Australia unless you're qualified to do so. The spark plug wire is arcing for there is a least path of resistance on the distributor cap. 1998 Mazda Protege. 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