John deere 318 no spark

Onan p218 john dear quit when mowing has no spark has 12v at coil +@- grounding neg side of coil scratch test no spark. Coil has condenser does that mean it has pionts or is it electronic. Do you need to pull engine to change points. I have not sean points just quit. When it stalled it started up 15sec. Or so han not started sence. No spark craig

John deere 318 no spark. #1. You should call 1-800-922-5632 and see if they have a copy of the service manual that covers the ignition on this engine. They sell this engine here in the …

318 and no spark. Had trouble starting last night . No spark. The coil is open. Started looking for parts online and compared them to what I have installed. The previous owner (flipper) installed new points. I think I have the wrong condenser. Onan parts lists two condensers. Here are some pics.

John Deere 318 No Spark. Jump to Latest Follow 735 views 5 replies 3 participants last post by RussKish Nov 13, 2020. jd926 ...John Deere 318 Vintage lawn and garden tractor - John Deere 318's are a favorite . Toll Free: 1-800 ... Then it dies again. I have spark at initial start up (obviously) however when I go to start it after it dies, it has no or very little spark. The fuel pump is working properly. The fuel filter has been replaced.With a spark plug in the coil wire, and the plug touching ground (negative), touch the wire on the negative side of the coil to ground and then remove it repeatedly. This should produce a spark at the spark plug each time you remove the wire from ground. Upvote. Outdoor Gasoline and Electric Powered Equipment and Small Engines - john deere 318 ...Manufactured between 1983 and 1992, the John Deere 318 tractor has several known problems. Below is a list of these issues and their possible solutions. 1. Stalling Issues. With the 1987 John Deere 318 and early 90’s models, the engine may fire right up when cold and run great for at least 15 minutes. After that, the engine may start … This message is a reply to an archived post by dan1 on May 08, 2005 at 07:24:30. The original subject was "john deere 318 no spark". I have a deere 318 with an onan engine after it runs for like 5 minutes it will just die like you turned it off by the key due to no spark.After it sets for about 20 minutes it will have spark and it will run. 263 posts · Joined 2007. #1 · Jan 8, 2020. Has anyone colored a wiring diagram for a jd 318 with a p281g, with starter improvement kit and a single (front) pto? I have several wiring questions about my wiring system. The biggest question is 'how many wires are connected to the spark plug coil? 1 - from the condenser to the "+" screw terminal ...John Deere has been a household name in the agriculture industry for over 180 years. With their commitment to innovation and sustainability, they have become a leader in the manufa...

i inherited a model 318 lawn and garden tractor with an onan engine that had been sitting for 5-6 years in a shed. trying to get it started, no spark. changed points, …John Deere 318 mower Onan engine B43G-GA018/40608 A couple times a year the starter bendix hits the ring gear just right and locks up tooth on top of tooth. I have to remove the shroud to fix it ant i … read moreMay 1, 2016 · 3 posts · Joined 2016. #1 · May 1, 2016. I bought a John Deere 316 w/ an Onan 218 series motor recently. Brought it home and had no spark. Ended up replacing the coil and condensor. Did a test I read about where you test the voltage on the negative side of the coil. 12 volts are present but when I try to start it there is barely any ... The only reason the VTX doesnt is because the Bosch +4 plugs seem to work better in that particular application. Jim B. 87 318 - 49 Snow Thrower, 54 Blade, 30 Hydraulic Tiller w/my 3-point bracket, 50" Deck w/JRCO Cart Bagger. 2 80 carts and a 17AT cart.John Deere L & G 318 / 420 / 430. Do you have the TM for the tractor? It is most likely the electronic ignition module/trigger ring buried down under the flywheel. ... Oct 29, 2018 / John Deere 420 no spark #5 . R. Richard001 Veteran Member. Joined Jun 25, 2015 Messages 1,487 Location Plymouth, MN Tractor Jd lx178. Follow the instructions …Primary across + and - terminals on coil should be 3.87-4.73 ohms and secondary across spark plug wire holes should be 12,600-15,400 ohms. I'm guessing …PA318Guy. 50674 posts · Joined 2009. #5 · Jul 6, 2015. I always recommend to put a wood dowel down the cylinder (remove both plugs) and turn it over by hand (either from under the tractor or with engine removed) and mark the rod at the spot where the cylinder is the highest. Do both cylinders they should be the same.318 with onan engine has no spark power to coil no spark to plugs - Answered by a verified Technician. ... I have a 1989 318 John Deere Lawn and Garden Tractor. The engine is surging, skips under power and will only idle at half power. It shuts off for any throtle setting below that.

Feb 23, 2024 · 2-cylinder. air-cooled horizontal-shaft opposed twin. The Onan P218 was used in the John Deere 318 from 1987, beginning at serial number M00318X420001, through the end of production. Displacement. 781 cc. 47.7 ci. Bore/Stroke. 3.25x2.88 inches. 83 x 73 mm. John Deere 318 ,Onan P218G. They said it would drop the PTO and not run. It cranked over well but i did test the battery with a battery tester. Was Good. The...263 posts · Joined 2007. #1 · Jan 8, 2020. Has anyone colored a wiring diagram for a jd 318 with a p281g, with starter improvement kit and a single (front) pto? I have several wiring questions about my wiring system. The biggest question is 'how many wires are connected to the spark plug coil? 1 - from the condenser to the "+" screw terminal ...Here is how I installed the Predator engine on my 1983 318 John Deere Lawn Tractor. Keep in mind that the original 318 pto clutch will not fit on this engine...PA318Guy. 50674 posts · Joined 2009. #5 · Jul 6, 2015. I always recommend to put a wood dowel down the cylinder (remove both plugs) and turn it over by hand (either from under the tractor or with engine removed) and mark the rod at the spot where the cylinder is the highest. Do both cylinders they should be the same.

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Hi 318imjd, Did you check the points and condenser, may have a problem there. Point gap is 0.20,, or it may have electronic ign. System, check this next , let me know whick one it has. Thanks, Wayne. Ask Your Own Heavy Equipment Question. It has electronic ign. Technician: J.R.John Deere JD 318 will not start. Jump to Latest Follow ... JD 318 will not start. Jump to Latest Follow ... pull the spark plug if its a flat head and the piston lines up with the head ( some are offset) and gently push a screwdriver in the combustion chamber till it contacts the piston- turn the motor by hand and see if the piston moves back ...Mar 12, 2008 · I have a deere 318 with an onan engine after it runs for like 5 minutes it will just die like you turned it off by the key due to no spark.After it sets for about 20 minutes it will have spark and it will run. Any sugestions? Thanks Todd. Rusty wheel. Well-known Member. Mar 11, 2008. #1. My John Deere 318 tractor has an electrical problem. The engine will run, but the PTO cannot be engaged without killing the engine. Also, when the travel lever is engaged, the engine is killed. The PT … read more 1. T25 (for the stator screws but also may be three 5/16" head screws) 2. Phillips and Flat Head Screw Drivers. 3. Needle Nose and standard slip joint pliers. 4. Flywheel puller with 2 5/16" x 18 grade 8 bolts and washers (mine is technically a steering wheel puller) 5. 7mm and 5/16" deep well 1/4" sockets.John Deere 216 no spark. Jump to Latest Follow 3K views 1 reply 2 participants last post by stanb112 Apr 23, 2009. J. Jeff34 Discussion starter 1 post · Joined 1969 Add to quote; Only show this user #1 · Apr 23, 2009. I have a JD 216 with a 16 HP Kohler, that turns over fine but ...

Tractor. Grillo G110 Diesel, JD 2025R. After running beautifully all summer (after replacing the stock mechanical fuel pump with an electric), my LX178 (with engine Kawasaki FD440V) one day simply refused to start. The engine cranks and cranks but refuses to start. I can smell gas, and the plugs are wet when I remove them, so it's getting fuel.Markleville, Indiana 46056. Phone: (765) 779-4000. View Details. Email Seller Video Chat. John Deere 318 Mower, SN: M00318X360090 48In deck Does not run Quantity: 1. Get Shipping Quotes. Apply for Financing. View Details. 7.The spark plugs are new and getting spark. Valves are adjusted to spec. Everything was cleaned really well. Before I took the motor apart it was running good and compression was good. ... 1983 John Deere 318 (currently have engine out of it) w/three point, mower deck, powerflow bagger, 54" 4-way snow blade, 46" model 49 snow blower onan B model B43G-GA018/4327D L853-959817. The first thing you need to check is to see if you have 12 volts to the positive terminal of the coil while the engine is cranking. If you do not, we need to figure out why. If you do have 12 volts to the coil, the problem is most likely in the points. Visually inspect them. Clean or replace as necessary. 2-cylinder. air-cooled horizontal-shaft opposed twin. The Onan P218 was used in the John Deere 318 from 1987, beginning at serial number M00318X420001, through the end of production. Displacement. 781 …The connector (s) are under the battery tray, so the battery and tray must be removed in order to separate the connectors for inspection and cleaning. They could come apart hard so be mindful of that. Could have between 30 - 40 years of corrosion holding them together. Russ.Fit Models:Spark plug wire set fits for John Deere P series Onan motors P216 P218 P220 P224, compatible with John Deere garden tractors 316 318 420 Excellent Function: Tractor spark plug wires can transmit high voltage current with sufficient energy to improve the efficiency of the engineJohn Deere 214 no spark continues. New wiring harness, ignition switch, coil,condenser, points, solenoid and spark plug. Tractor was in a brief flash fire and put out with water, melted hood off and melted battery. After I put new items on that i stated, spark plug sparked a few times and actually almost started engine.

Test the Ignition Module. Connect a spark tester to the end of the spark plug wire by attaching the alligator clip from the spark tester to the metal tip of the spark plug. Wear gloves in case a spark jumps while you are completing this step. Set the gap to 4.2mm on top of the spark tester by using the adjustment knob.

A constitutional crisis over the suspension of Nigeria's chief justice is sparking fears of a possible internet shutdown with elections only three weeks away. You can tell fears of...https://youtu.be/C7VvgSpyJmwBig thanks to boomer in hastings, MN for getting me the part that many websites listed as available, but didn't actually have.You...1983 318, Onan B43G. No spark until the moment you let off the ignition key for a split second. ... I've also replaced the wasted spark coil with 2 coils wired together in parallel - it worked well. Save ... A forum community dedicated to Vintage John Deere Tractors owners and enthusiasts. Come join the discussion about classic ...Since the machine stopped mowing first, then wouldn't start, that switch may be the culprit. Also, sparks at the battery mean a bad connection there or a dead short! VietNam Vet, 68-69. 68 Mower '74 112 Tractor '86 316 Tractor (361703) '89 265 Tractor (597403) F725 Front Mow (032048) Nomad_RC Discussion starter.John Deere Complete Replacement High-Back Seat Assembly - TY15863 Click to view model specifics. (32) $100.34. John Deere Complete Replacement Seat Assembly - AM102953. (16) $208.31. Add to Cart. John Deere Complete Taillight Kit Fits 318, 420, and 430 - 318TAIL.Re-installed carb. and verified fuel is flowing into bowl correctly, Float seems to be working. 14. Crank engine for 15 seconds with plug wires off and old plugs. Removed plugs and the right one is bone dry. 15. Put small amount of fuel down carb throat and engine only backfires into carb and will not start. 16.This sweet John Deere 318 tractor won't start. Let's fix the ignition and get it back to work!Send us a postcard: Watch Wes WorkP.O. Box 106Fulton, IL 61252S...Grounds Care Equipment Purchasing Guide published in 1983, by John Deere: Operators Manual 316, 318 and 420 Lawn and Garden Tractors (OM-M72236) published in 1986: Operators Manual 316, 318 and 420 Lawn and Garden Tractors (OM-M79655) published in 1989:I have an Onan P220G in a John Deere 318, with no spark. It has been starting hard, misses for a while when blade engaged (initial under load). Compression in each cylinder is 120lbs. Just bought new plugs. There is 12V on + side of coil. (-) side of coil oscillates between 0V and 12V as it should.

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When it comes to maintaining and repairing your John Deere tractor, you want to make sure you’re using genuine John Deere parts. Not only are genuine parts designed specifically fo...64 posts · Joined 2010. #1 · Nov 30, 2014. My 318 B43G has been cranking slow all summer. I went to start it the other day and it would barely turn, not fast enough to start. Check battery voltage, 12.7, check voltage at starter wire, disconnected, 12.6. Jumped starter and still same slow cranking.Great resource. I have an '86 JD 318. It is the "old style" Onan. I changed out the choke cable the other evening and after finishing, tried to start it. The choke works fine, but it acted like there was no spark. I bought a spark tester, the kind that allows you to hook it up to the plug wire and ground the other end.Follow these steps: 1 Remove – Remove the plug wire (twist and pull) and remove the spark plug. You may need to remove some plastic engine covers. Check – Check the plug gap isn’t closed and the plug is clean. (See cleaning and gapping the plug below) 2 Refit – Refit the spark plug wire to the now loose spark plug.May 14, 2010 · PULL spark plug wires, ground circuit tester to battery neg., place other end of tester on the NEG. side of coil., Crank engine, tester should Flash. Now remove tester, install plug wires & mow until problem comes back. Complete the same test again, If light still flashes, your controller/module is good. https://youtu.be/C7VvgSpyJmwBig thanks to boomer in hastings, MN for getting me the part that many websites listed as available, but didn't actually have.You...64 posts · Joined 2010. #1 · Nov 30, 2014. My 318 B43G has been cranking slow all summer. I went to start it the other day and it would barely turn, not fast enough to start. Check battery voltage, 12.7, check voltage at starter wire, disconnected, 12.6. Jumped starter and still same slow cranking.John Deere 318 mower Onan engine B43G-GA018/40608 A couple times a year the starter bendix hits the ring gear just right and locks up tooth on top of tooth. I have to remove the shroud to fix it ant i … read moreI have volunteered to help a friend with a JD 420. It has no spark. What I have done so far: Checked plugs and wires, did resistance check on coil, 5 ohms on the primary 13K ohms on the secondary. I have battery volts to the positive side of the coil, 10.6 volts during cranking. I even attached a jumper directly from the battery to coil ...Test the Ignition Module. Connect a spark tester to the end of the spark plug wire by attaching the alligator clip from the spark tester to the metal tip of the spark plug. Wear gloves in case a spark jumps while you are completing this step. Set the gap to 4.2mm on top of the spark tester by using the adjustment knob.Troubleshoot a John Deere lawn mower by checking for common problems like clogged fuel filters, defective spark plugs and clogged carburettors. While examining these problems, look... ….

2-cylinder. air-cooled horizontal-shaft opposed twin. The Onan P218 was used in the John Deere 318 from 1987, beginning at serial number M00318X420001, through the end of production. Displacement. 781 cc. 47.7 ci. Bore/Stroke. 3.25x2.88 inches. 83 x 73 mm.This message is a reply to an archived post by dan1 on May 08, 2005 at 07:24:30. The original subject was "john deere 318 no spark". I have a deere 318 with an onan engine after it runs for like 5 minutes it will just die like you turned it off by the key due to no spark.After it sets for about 20 minutes it will have spark and it will run.Product details. Package Dimensions ‏ : ‎ 9.41 x 7.05 x 1.38 inches; 3.84 ounces. Date First Available ‏ : ‎ January 1, 2020. Manufacturer ‏ : ‎ CUSTOM BUILT. ASIN ‏ : ‎ B083D9QFHG. Best Sellers Rank: #98,353 in Automotive ( See Top 100 in Automotive) #108 in Automotive Replacement Spark Plug Wire Sets.Jun 7, 2015 · 2206 posts · Joined 2013. #5 · Jun 9, 2015. The lack of the rotor being installed is definitely a solid explanation for there being no spark on the P-series motor. When you take it back apart be sure to inspect the key at the flywheel to crankshaft interface and ensure it is in good shape -- it is the extended tail on this key that engages ... Mar 23, 2024 · Joined Apr 27, 2013. 2,206 Posts. #23 · Apr 1, 2024. None of those readings are enough out of nominal to be concerned about... It looks like your jumper to 12 volts is done correctly -- so if the other terminal of the coil is getting switched up and down it should provide spark. The primary coil reading should be between 3.7 ohms and 4.6 ohms while the secondary (spark plug side) should be between 34.2 k-ohms and 41.6 k-ohms. If the resistance values you measure are outside of these ranges, you need to replace the coil. I'm having the same type of problem on a 318 with the P218G engine. John Deere 318 ,Onan P218G. They said it would drop the PTO and not run. It cranked over well but i did test the battery with a battery tester. Was Good. The... May 7, 2010 · Well now it flat out won't run. Starter cranks, fuel is going to carb, no spark. Tested the coil and both sides check ok. When testing the control module (red lead to coil -, black lead to engine ground, jumper from battery + to coil +) the voltage stays at battery voltage; it doesn't swing between 1 volt and 12 as I turn the flywheel by hand ... The JD 318 is equipped with hydrostatic power steering, shoe and drum brakes on rear wheels, open operator station and 17.0 liters (4.5 US gal.; 3.7 Imp. gal) fuel tank. Following attachments are available for the John Deere 318 lawn and garden tractor: John Deere BM16600: mid-mount 38 in (960 mm) 2-blade mower deck with hydraulic lift.1984 318 B43G running like garbage. This past summer I replaced the points/condenser (0.016" gap), fuel filter, fuel lines, fuel pickups, adjusted the valves (checked 3x), new spark plugs and checked gap (0.025"), homemade automotive spark plug wire, disassembled and cleaned the carburetor (2x), new intake/exhaust gaskets, re … John deere 318 no spark, 3 posts · Joined 2016. #1 · May 1, 2016. I bought a John Deere 316 w/ an Onan 218 series motor recently. Brought it home and had no spark. Ended up replacing the coil and condensor. Did a test I read about where you test the voltage on the negative side of the coil. 12 volts are present but when I try to start it there is barely any ..., Aug 17, 2018 · I have a 1983 Deere 318 (Ser #229703) that has no spark. It has new plugs, wires, points, condenser, and coil, as well as a new ignition switch (all just done by previous owner). Seat and neutral safety switches have been bypassed, and I can turn the key and it turns over with zero issues. , 1990 John Deere 318 no spark. Hey everyone, hopefully I’m putting this in the right place, I’m brand new here. I have a 1990 John Deere 318 that has no spark. The coil tested good and is a newer coil. I just bought this machine and I’m troubleshooting to try and get it running. I’m leaning towards the electronic ignition stuff on the ..., 2204 posts · Joined 2013. #5 · Feb 22, 2023. So since it has not had spark since you have been involved with it, you need to start at the beginning. If this is your first 318, be aware that the Onan is a "wasted spark" type engine where both plugs fire at the same time at each revolution. The plugs are wired in series through the engine block ..., engine over while watching for spark. If spark. occurs, the problem is in the low oil pressure cut out. switch (if equipped) or related wiring, the lubricating. system (low oil pressure), or in the other circuitry. bringing voltage to the coil. If no spark occurs, go to. step 5.", Customer called and said her 318 stalled out and would not start again. Turned out to be a pretty easy fix, maybe this is what is causing yours not to start ... , Jan 15, 2012 · John Deere 318 1989 John Deere 322 1992 Case 1975 646 FEL Brinley tow behind lawn vac. JD 40" tow behind core aerator Tow behind sprayer Tow behind Estate Rake 3 46" mower decks 1 50" mower deck 2 Snow blowers for the JD 300s 1 54" 4 way blade sold John Deere 317 1980 , Advertisement You have your fire pit and a nice collection of wood. The only thing between you and a nice evening roasting s'mores is a spark. There are many methods for starting a..., Jun 8, 2014 / John Deere 318 no spark. #1. Ran the week prior. Does surge (rpm ramp up and down) when running. Wouldn't fire this weekend. Tried starting fluid but still no firing. Checked both spark plugs for spark....nothing. motor is Onan B43G (year 1983). Looking for a list of diagnostics with details for each., Replacing the ignition module on the jd 316. As many onan engine owners know, rodents love the tight spaces beneath the flywheel weaving fiberglass and nuts ..., The best way to find wiring diagrams for John Deere products is to visit the technical information bookstore at the John Deere website. The two search options provided at the site ..., Minnesota. Tractor. Case. collector. being an 85 your starter should not have a solenoid on the starter. ( 191-1567 ) if it does have the solenoid on the starter. (191-1949-01 ) i do stock both of these starters. thank you. boomer [email protected]. Nov 17, 2013 / John Deere 318 wont start #9., John Deere 318 (M00318X222437) w/ Onan (Model Spec No. B43G - GA018/4060B, Serial No H823622911). Plowing snow for a couple hours in Jan. Running great and working hard, then it just died sounding like it ran out of gas. Gave it a spray of starter fluid (the kind with lube in it). Would start to start up, but not quite & then die., Manufactured between 1983 and 1992, the John Deere 318 tractor has several known problems. Below is a list of these issues and their possible solutions. 1. Stalling Issues. With the 1987 John Deere 318 and early 90’s models, the engine may fire right up when cold and run great for at least 15 minutes. After that, the engine may start to stall., Great resource. I have an '86 JD 318. It is the "old style" Onan. I changed out the choke cable the other evening and after finishing, tried to start it. The choke works fine, but it acted like there was no spark. I bought a spark tester, the kind that allows you to hook it up to the plug wire and ground the other end., The John Deere X300 tractor is one of the most popular and reliable tractors on the market today. It has been a staple of farms and gardens for years, and its versatility makes it ..., John deere 140 no spark where the hell is my spark plug wire going. ... 1986 JD 318 ... 2004 JD X485 ... 2011 JD TX Gator ... 2012 JD X720 ... 19XX Zennoh 7001B ... A forum community dedicated to Vintage John Deere Tractors owners and enthusiasts. Come join the discussion about classic restorations, references, performance, …, This is how I remove the flywheel from Onan engines., © 2024 Google LLC. John Deere 318 ,Onan P218G. They said it would drop the PTO and not run. It cranked over well but i did test the battery with a battery tester. Was Good. The..., I'd be surprised if your short grounded through and damaged the CDI box. Sorry I don't have access to my manual right now to tell you the wires to check for voltage. 2002 GX345. 48X Edge deck (replacement deck) 44" Berco Blower, JD wheel weights, 4 suitcase weights, and (gasp) no chains. Carlisle All Trail 23X10.50-12 tires., Can this john deere 318 garden tractor be saved? Or should it head to the scrap yard!Be sure to follow our other social media to see more progress photos of..., Jan 7, 2017 · Mount the points and rotate the crankshaft using a wrench on the front bolt that holds the pto pulley in place. Set the maximum gap to 0.020". The points surfaces may need to be cleaned (begin by pulling a piece of paper grocery bag between the points). Check the condenser to be sure it is mounted tightly and grounded. , my john deere x320 had no spark and i had the coils replaced and still had no spark then i pulled the kill wire off and it started then i put it back on and ..., Replacement Model: Spark plug wire set for john deere p series onan motor p216 p218 p220p224, compatible with john deere garden tractor 316 318 420 ; High Quality Material: Spark plug wires made of high quality wire core and rubber, anti-aging, high temperature and high pressure resistant. With stable resistance and excellent …, Starter cranks, fuel is going to carb, no spark. Tested the coil and both sides check ok. When testing the control module (red lead to coil -, black lead to engine …, #1 · Jun 27, 2022. I picked up a low hour (401) 318. It does not have spark during crank, but as you let the key spring back to run it will fire. If you play with it, it will eventually catch …, Was wondering will regular automotive spark plug wires work on the B43G Onan engine? I understand the factory wires have resistors in the boot, Is there a problem running wires ... The John Deere 318 is the Best! Have been converted from Red to Green! But going back to Red, Got a WH 520H to ride! Hey it's still an Onan! Save Share. Like., Pulling both plugs out of the engine allows the starter to crank it faster as well, you should see spark under those conditions. Let us know what you find. On the 316, you may have a blown F2 fuse keeping the PTO from working so check that..., Put a jumper from the battery Posative to the pos. coil. hook the condensorto the Neg side. Now you are set. Just a quick ground and the coil will fire if it don't the coil may be the problem; If it fires I would check the ignition switch. The Onan is one of the more simple streight forword engines., PULL spark plug wires, ground circuit tester to battery neg., place other end of tester on the NEG. side of coil., Crank engine, tester should Flash. Now remove tester, install plug wires & mow until problem comes back. Complete the same test again, If light still flashes, your controller/module is good., Was givin this John deere f525, was told it had no spark. Im starting to figure out why it was free. I have replaced coil,ignitor spark plug. All fuses are good.. All saftey switches are jumpered. Still no spark. Engine cranks fine. This is where it gets weird, I can pull all 4 fuses, and both relays and the darn thing will still crank., John Deere 318 Tractor If you have heard about what the best lawn and garden tractor of all time is, then you may have heard of John Deere 318 tractor. ... 318 engine cranks but no spark. Have an old 318 that has been extremely good/reliable; Started a usual, ran a few seconds, then just died. I checked fuel before realizing no spark at …, Dec 20, 2015 · engine over while watching for spark. If spark. occurs, the problem is in the low oil pressure cut out. switch (if equipped) or related wiring, the lubricating. system (low oil pressure), or in the other circuitry. bringing voltage to the coil. If no spark occurs, go to. step 5."