Ford 9N,2N,8N spark issues Discussion in ' No spark from this arrangement. So, it’s a process of elimination. You will not achieve success using Internet marketing with no right background information. i dont have spark. Are your plugs blackish or tan. Then, I was driving it and it just stalled out. I have very weak spark (yellow. They went through all the grounds today, found some corrosion on the engine ground and Summit paints their coils, which effected its ability to ground in the cap. Still no start. Still have weak spark even with the brand new coil and ignition module. 7 thunder bolt no start No i haven't checked voltages but thought about that in the middle of the night. 7L V8 - question. I have a 92 gas club car I have replaced the coil and igniter using a light tester the light flashes as a would be spark when tured over. Apparently its a common problem with this car. High resistance or open coil wire, or spark plug wire 4. I asked the following once befor since that question i have set the timing right tested on a few spark plugs changed the gap swapped and swaped back the cdi boxes but still no start the spark will spark like once then not again for like 15 seconds or so so yea i am still lost This is what i asked befor i have a polaris xplorer 400 2000 model it is a 2 stroke just had it rebored. I would say in my experience with other small engines the spark intensity looks weak. AHH I see why I have no spark and the engine will not start. This is a discussion on Briggs & Stratton no spark within the Small Engines forums, part of the Tech Support Forum category. Unplug the CDI and check for voltage on the pink wire at the connector. It has no effect on it. Now it will not start. Weak ignition coil 2. Stuck a different boot on, checked again, same thing. I have power to. Many of these distributors also have two pick-up coils and are not usable with a regular. after buying a new coil to fix weak yellow spark and still no start, went back to square one and checked compression (120), checked injector spray with injectors out, checked fuel pressure at the "T" (3, everything at the ECU plug, resistance of all ignition wires and rotor. The traditional method of removing a spark plug from the engine, earthing the end and connecting an ignition lead is not a good test. How to Troubleshoot a Poulan Chain Saw That Won't Start If it doesn't start, replace the spark plug with a new one. Then reinsert and start with saw in run. New spark owner here, we have a Mavic Pro and had zero issues getting it started and flying with remote and iphone so I have no real techinical back ground here becuase the Mavic was so easy! Enter our new spark. The Dow Jones industrial average began 2019 with a small gain. i have seen the spark at a spark plug (orange color, not blue). okay guys and ghouls, interesting one here 93 trail boss, 350 liquid cooled 2 stroke motor ive had this quad in the shop for over a month now and cant make it run it came in just before i was hired and i was told it would run, but ran like a bag of hammers i tried everything i knew and tested eve. Do not try to clean the old one. first I checked the distributor cap and rotor they were bad changed them still no fire. The battery started smoking and it would no longer start or spark. I know its not a "tractor" but I have a bunton walk behind mower. The spark looks very weak when compared to the spark in my 92 4x4. Carb seems to be fine, and it is certainly getting fuel. Now, don’t have a cow because you don’t know how to test the switch--the test is not hard. My client says it shut down running and this car is been in 3 mech. All fuses are good. went throuh the whole circuit everything lights up but it just wont fire. I actually pulled my 16pin terminal on my ECU as he described in that thread, and the car fires up but runs terrible as would be expected. Is this deck the best configuration to play Risk Factor? Probably not, but there's so much that can be improved in this particular deck that I wouldn't be surprised if it was. 3L V6 (W engine VIN code) led me to investigate the crankshaft position sensor; others were having the same issue as me (confirmed fuel, air, spark, no-start condition). My guess was that I have a bad cap and rotor, so I replaced those with aftermarket pieces. Checking The PassLock Anti-Theft System for Problems. 032 "because of the slop and see if we could get sparkresult - little or no spark again. If the ignition coil is defective, the engine may not start. I hate electrical problems. on the gas side open up your needles about 2 turns pull choke and set throttle lock, if after a few pulls gas is not visibly leaking out of the muffler you have a fuel flow problem, start. I looked through a lot of the posts about no spark and not starting on the 90 cc Polaris quads and it looks like the stator is usually the problem. Before diagnosing any other aspect of the ignition system, make very sure the battery is strong enough. But if its in neutral itll try to start. The spark advance was being generated by the computer, therefore the distributors lack vacuum and mechanical advance. the only problem you need to look at is the generating coil or the cdi or the coil if you have good spark then there is a problem in the wiring harness if you. Put a screwdriver into the spark plug hole and turn the engine over by hand until the piston is at top dead center and the valves have no pressure on them from the lifters. If there is no spark, substitute a new coil and repeat test #2. 93 civic has weak spark. If you have tested everything, and can't figure out why your car wont start, consider replacing the ignition coil(s). Replaced EFI relay, and main engine relay , & ignitor , & distributor ,no start Car sat for a few days and started right up drove 2 miles coming home shut down again cranks but no start , Sat for a few days started up ran shortly and cut off. This happens if you have oil on the spark plug or if the gap between the Ground L and center Electrode of the spark plug are too wide or eaten away. On most GEO's I have worked on, there is a thick ground wire that goes from the back of the firewall to one of the bolts on the distributor mount. you may find the thread. The spark looked very weak to me, and required a fast kick to get it to light up. If the spark is yellow or orange or u did not pee yourself then it is not getting enough spark and your problem will lie in the electrical side of the saw. The RV Forum Community. The bike hasn't started since. I am getting a weak spark when I test and it will not start. A yellow/orange spark signifies weak ignition. Pulled #2, 4, &5 coils to check spark. All N-Series Tractors - Ford-Ferguson 9N, 2N, and Ford 8N. Diagnosing no spark, weak spark or intermittent spark issues The first thing you want to do is see if it an issue in the switches/handlebars or if the issue is in the primary ignition components like the stator, cdi, coils, trigger coil or possibly plugs, plug wires or plug caps. Most likely, there is a simple, easily remedied cause. I'm trying to start the engine after the swap and I have a strong spark from the coil wire. So, I'm stumped. Hi ghostman I recently purchased a 67 with a 390 and also would not start had weak and erratic spark at the plugs put in a new coil and points and had the same result,did a little research and put on a new 7 dollar condenser under the dizzy and the old bird fired right up. Why Won't My Engine Start ? You just finished building an engine or are reviving one that has sat for a while and now it simply will not start. move down the chain. If you have ever had a faulty start you will probably have tried the old trick of bashing it with a hammer to loosen the solenoid and get the motor started. B9HS, B8HS, B7HS, B6HS - These are short ended spark plugs and will not work with a P200, so ignore them. So this representation is designed to maximize CPU throughput. I got my new harness and coil in the mail today and hooked everything up. This article is for you. If the engine turns over but will not start, this usually means that either the engine is not producing a spark at the sparkplugs or fuel is not being delivered to the engine. The spark advance was being generated by the computer, therefore the distributors lack vacuum and mechanical advance. My son was riding through some puddles and eventually the quad stopped and would not start. Checked fuel pressure- 80 psi with normal pressure drop. First check for power to the coil. the only problem you need to look at is the generating coil or the cdi or the coil if you have good spark then there is a problem in the wiring harness if you. Conclusion: Even if you have spark, you may have a weak spark. 1 3 4 2 anti-clockwise as you said. The spark would not jump a 1/36" gap and would definitely not fire the spark plug with threads grounded to the mag case. It cranks but will not catch. So far the story is, i had a blown headgasket. I'm working on a friend's '94 Camry 2. I checked for spark, I got nothin'. If you are having trouble with weak spark, no spark, or burned coils, you may find some helpful information on my new WON'T START page, or on my COIL PROBLEMS page. It has a very weak spark, there is fuel to the plug. I went to start it about a week ago and it wouldn't get going. How do you "tune up" a hard-to-start Craftsman 18" chainsaw be hard to start or not start at all. Like Vince pointed out, could be mechanical issue and not the spark at all. i have a 1990 hilux 2wd 22r. I have an 84 Sierra with a small block 400 in it with HEI. No spark to plugs Voltage to distributor,and ignitor, Coil tested off ohms, replaced coil. If the battery is weak, but not totally dead, the starter may turn slowly. it has a crank wire and a run wire. Twice now it has failed to start due to no spark. Would restart right away but die again. Can not hear the fuel pump when you try to start. Then they figured it was the distributor. Well the bike had trouble starting, so I troubleshooted the ignition till i could troubleshoot no more, and found nothing. Jul 12, 2013 03:48PM. What can cause a weak spark?? General way of going about a No spark situation is to start with the primary circuit of the ignition system and then go down stream. Only thing i can think of is its a weak spark and i cant tell the diference. he had spark but bad timing. Possible causes of this are --No Fuel At the Point of Ignition -. hello, I have a 94 lt1 camarothe other day my dad was driving it and it died and wouldnt startthen after a few hours it started back up and he drove it home, yesterday I put a new MSD coil on, tried to start it and it wasnt getting any fire at allit now has a new optispark and coil so I pretty sure I can rule that out, I believe the problem might be the Ignition Control Module. i have good spark coming No start, cranks over, has fuel, weak spark, an. Coil and engine have good ground. Briggs and Stratton opposed twin NO SPARK [ 2 Answers ] I have an old dresser lawn tractor. I figured that the spark was too weak, even with new plugs. When the coil wire is placed close to ground (1/4" or closer) and the white wire is grounded I do get a spark. I have not touched anything electrical since. Disconncet the fuel line from the carburetor to make sure fuel is getting to it. If you don't have a helper, you can do it this way: Pull the hi-tension lead out of the distributor cap and hold near ground. that are dependant on it until you find the weak link. Bike won't start If the CT-series won't start, there are only three major areas to check: Spark (and timing) Fuel; Compression. it all started my me tilting the lawn mower on it side just to clean it out because it got clog up full of wet grass after that it ran but not like it use to now it will even start. Loss of spark includes anything that prevents coil voltage from jumping the electrode gap at the end of the spark plug. Check for spark using one of the testers above, or simply pull one plug wire off and hold the end near any part of the block. You are not getting enough current flow. vacuum leak or a slightly weak cylinder. If the spark is yellow and weak, or there is no spark then the first thing to do is try a new spark plug. 5 4cyl automatic, bought new, it has 52,000 miles on it, has received scheduled care from the dealer it was bought from, Monday of this week the wife went to go to work. How do you know it was 180 off? Did it start at all? Is it running but the gauges are not working? Did you charge he battery, clean the post and inspect the cables? What do you mean by Comprssion starting?. Tried the plug in my scooter, sparks like crazy. Ever since then the bike has no spark. In the process of figuring that out, they jumped it off a car trying to start it, then found the starter was bad. Once the car has all of these things, it really has no choice but to start remember, cars are just machines. Condition #3 -- The Engine Rotates But Will Not Start. It has a Kawasaki fc540v engine on it. the brown wire from the rev limiter is disconected. A clean, white insulator firing tip and/or excessive electrode erosion indicates this spark plug condition. If the car is cranking fine then there should be good spark. I'm assuming, OP, you say no spark b/c you've pulled the plug, grounded it and tried to start it and didn't see a spark in the plug. Don't know what to do next. Still didn't start, so I know it can't be a fuel problem. Now if you get spark, install a new coil. 2nd Gen Ram Tech - Weak spark no crank no start. BMW Motronic System Testing – No Start, No Spark, No Injector Signal there did not seem to be any consistent spark, but I did see a single weak yellow spark at. Those igniton amplifiers , that went inline in the coil wire really helped those to start. The good news is, I have spark. unless all the plugs are fouled. I am getting a weak spark when I test and it will not start. 1958 ford 600, no start Hello I am hoping you guys can help me with my 1958 ford 600 tractor. Possible causes of this are --No Fuel At the Point of Ignition -. My XH wont start sometimes. When you turn the engine (pull the cord), the flywheel rotates. The spark would not jump a 1/36" gap and would definitely not fire the spark plug with threads grounded to the mag case. Kinda like spark on 1 plug but no others. This does not tell you the quality of the spark, it only tells you that there is a spark being produced but may not be hot enough to ignite the fuel. I have an older 6 X 4 I think it is an 1986, but not sure. 8N has spark, but won't start discussion in the Ford 9N, Still nothing but a couple of back fires. I have not checked compression, but replaced rings and pistons and cylinders are well within spec so there should be no problem. 1991 XT600 no start, no/weak spark. Search on spark AND key. In most formats, I don’t put too much stock in archetypes; one should know the WAR archetypes but not let the idea of being in a “good” one force their whole draft into a certain direction. I hate electrical problems. Well the bike had trouble starting, so I troubleshooted the ignition till i could troubleshoot no more, and found nothing. CLICK FOR LARGE DRAWING. No codes are showing with a scanner and the fuel pressure is good. ) Spark Plug wires E. When the engine will rotate but, will not start, it can typically be attributed to one of two causes: Lack of fuel Lack of spark This is where a fuel pressure gauge, a spark tester, and a digital multimeter are essential. A battery is considered weak if it does not deliver more than 10. Causes include worn, fouled or damaged spark plugs, bad plug wires or even a cracked distributor cap. Put a screwdriver into the spark plug hole and turn the engine over by hand until the piston is at top dead center and the valves have no pressure on them from the lifters. The points were not pitted and in fact they looked thick, flat, and new. weak spark no start i have a 01 raptor i have weak spark. How a trimmer ignition system works. i have a 1990 hilux 2wd 22r. I sanded down the magnet on the flywheel that was kinda rusty but still no spark. Everything is working fine appearing like it should ready to go when trying to start and turns over fine but NO SPARK TO WIRES? New coil, new 40amp breaker, new battery, tried everything but will not start no spark showing pulling the plag and on cylinder. Figured I fried my coil, replaced it. I suppose that the weak spark was just not strong enough to overcome the added resistance of the fouled plugs. Page 1 of 6: How to Test a Misfire / No Spark-No Start Condition (4. possable weak spark? (so he said) any how it will not start. No catastrophic events happened, I just put it away and now it won't start. If any one of these isn't there, you aren't going anywhere. It is refreshing to see in today's times. - Distributor cap is a year old Bosch unit, shows little carbon tracing. If you have 12v there, then manually open the points and check for spark from the coil. Re: no spark while cranking Its the stator in the dist. If CMP happens, the ECU generates spark during cranking. went throuh the whole circuit everything lights up but it just wont fire. My mechanic also said it could be the CDI. Bike won't start If the CT-series won't start, there are only three major areas to check: Spark (and timing) Fuel; Compression. unless all the plugs are fouled. - Coil resistance was 11280 ohms, both sides were identical. Now for my question; Nissan Altima 2. However, there's also the chance of an igniter issue causing poor saturation and prematurely limiting current flow in the coil windings. If the car is cranking fine then there should be good spark. I can't detect any spark. i have considered. You are not getting enough current flow. The bike hasn't started since. No Start Test 1: Checking for Spark. I have an 84 Sierra with a small block 400 in it with HEI. Please Note: The site was recently updated from vBulletin 3 to vBulletin 4 software. If the spark is yellow and weak, or there is no spark then the first thing to do is try a new spark plug. No Spark, Engine Won't Start It has always had trouble starting when cold, but I changed the spark plug and the fuel filter and that seemed to help. A coil pack is a pack of ignition coil generally located in the top area under the hood, above the engine. I have an older 6 X 4 I think it is an 1986, but not sure. My 96 XP-800 won't start. But the spark is constant, and I almost was electrocuted (guess the spark confunded me with the ground. No spark; spark weak: Battery voltage low Spark plug dirty, broken, or maladjusted Spark plug cap or high tension wiring trouble Spark plug cap not in good contact Spark plug incorrect IC igniter trouble Neutral, starter lockout, or side stand switch trouble Pickup coil trouble Ignition coil trouble Ignition or engine stop switch shorted. Dan and most likely cause of no spark/start. I pulled the brandy new plug, and jumpered it the spark is blue but looks on the weak side. New spark owner here, we have a Mavic Pro and had zero issues getting it started and flying with remote and iphone so I have no real techinical back ground here becuase the Mavic was so easy! Enter our new spark. Some people often prefer to take their vehicle to a professional for. Apparently its a common problem with this car. It's very simple and easy to do. Timing looks good. I ran a test to make sure, If the kickstand is down and the bike is in gear and i push the start button nothing will happen. I've sprayed starting fluid in the carbs and tried putting fuel in the throats still nothing. Once the car has all of these things, it really has no choice but to start remember, cars are just machines. Spark; - Pulled #2 wire, popped in an old plug and cranked, weak orange spark was present. The repair of the shear key isn't covered here, but you can check out "Lawn mower shear key replacement", it's for a walk behind mower, but the set up is close to identical. Once the car has all of these things, it really has no choice but to start remember, cars are just machines. Like i said its got air, fuel, and spark. Still no start. spark measurments must taken inside the cylinder and not outside , outside is just an idea that you have spark in atmospaire you can have spark with 1000 volts and of course can be blue but inside the cylinder this 1000 volts can not start the saw blue , whitte , or violet means higher volts and this means better coil- flywheel. I grounded three of the plugs on the motor and cranked the engine and I found that there was no spark at any of the plugs. Normally, when there is no adhering carbon, the insulation resistance is an infinite value but when there is adhering carbon and the insulation resistance reaches around 10 MΩ or less spark leakage occurs and no spark can be produced across the spark gap. 8N has spark, but won't start discussion in the Ford 9N, Still nothing but a couple of back fires. I have a 92 gas club car I have replaced the coil and igniter using a light tester the light flashes as a would be spark when tured over. 1958 ford 600, no start Hello I am hoping you guys can help me with my 1958 ford 600 tractor. Plugs 1&4 have a pretty consistent weak spark, but here's where it get weird2 and 3 have no spark when I am pushing the starter button, when I let off the button and the engine completes that cycle, I get one pulse/spark off 2 and 3. If that's not 1 or 2 o'clock it doesn't matter as long as all the leads reach, just connect up from there i. I twist the plug in the wire socket and get a single weak spark and then nothing. Have you got another spark plug? Sometimes the inside of a spark plug can break and you wouldnt know the difference. In another post a fella had a problem with spark. Weak Battery Cause no Start but Show Spark? I've had a MSD 6A and Blaster SS coil work for several months. a fouled spark will not cause a car not to start at all. brand new spark plugs. Still won't start. Knowing that the cause of the problem lies in these 3 specific areas will help you figure out what tests you need to perform to find the faulty component and thus solve the problem. ) Spark at spark plug, but no start. ) Moisture inside distributor – remove cap, dry off & spray with WD40 B. A broken timing belt or chain can also stop your car dead! It won't start again until you fix the belt or chain. Conclusion: Even if you have spark, you may have a weak spark. If I am correct the fuel injected CRF's do not have a separate CDI. I got my new harness and coil in the mail today and hooked everything up. With ignition On, turn the engine pulley CW past the TDC mark. What part of it gives out the spark? Is it the Coil? And for the module, does that only control the rpm range? i Just built a 350, and it wont start. Tried the plug in my scooter, sparks like crazy. Spark, Great! No spark, we'll get to that in a moment. At first, it had no fuel pump at any time, but must have had spark because it was trying to run. Not safe to ground the coil wire or center dist wire to the engine - it can damage the MOSFETs in the PCM. A wiring issue with the crank sensor or a problem with the tone wheel could cause it. If the spark is yellow or orange or u did not pee yourself then it is not getting enough spark and your problem will lie in the electrical side of the saw. On a hunch I pulled the plug and I see almost no spark the first pull and then nothing. Don't understand it appered 180 off, then dead battery, then towed it home, gauges. Plugs 1&4 have a pretty consistent weak spark, but here's where it get weird2 and 3 have no spark when I am pushing the starter button, when I let off the button and the engine completes that cycle, I get one pulse/spark off 2 and 3. you may find the thread. Are your plugs blackish or tan. The BMW E30 No Start Guide. I've done some diagnosing. i had aaa tow me home, i replaced all of the following, crank sensor got me from no spark to weak spark, new plugs and wires, new coil, new battery, cam sensor, that was fun buried under harness. Many are confused about the rattling sounds they hear on light acceleration and many people have been told it is the phasers. There is a glow from the post of the coil, points are set to. It fouls the plug. By Saturday afternoon it had been in the 60s most of the day. A spark should be visible in the tester. I have a ct90 1973 that will not start at all. 140 psi comp, piston looks ok, spark plug is wet with fuel. would not turn the engine over. I stuck a plug at the end of the coil wire to bypass the dizzy and the spark is the same "weak""not pulsing"Sparks on initial and and when done cranking". Diagnosing a really tricky intermittent no-start condition on a 2002 GMC Jimmy using pretty much a DVOM and a testlight. This condition may be the result of either no fuel or no spark -- or both. Also battery did not fair very well over the winter,will not activate horn or lights. 2nd Gen Ram Tech - Weak spark no crank no start. I happen to have an 02 Cr80 in the garage. 3 - i pull a spark plug wire and crank the engine. Coil and HV wire resistance/continuity test for one-cylinder engines The next test checks for a continu-ous path for the spark through the HV wire and the ignition coil. If the spark is yellow and weak, or there is no spark then the first thing to do is try a new spark plug. They just get weak most of the time when hot or the Vac advance can work it back and forth and break the wire. Hot starting and weak sparks. It had a new spark plug as of a month ago. right now I have a starter switch set up so I am not running threw the ignition. The most common causes are in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). Q&A for Work. Remove a spark plug, connect it to the spark plug wire and graound the plug against the engine. Long story short I looked closely at the markings on my sparkplug wires and note that they are NGK resistor wire. If there is a chance the cool down has to occur before you come up a good spark, it could be the stator. Worked for a day, next day no start. Hope this helps. The most common problem is the ‘no start condition’. The spark is also very weak. Make sure your plugs. I twist the plug in the wire socket and get a single weak spark and then nothing. Got bored last night and took the Pertronix out and put points/condensor back in to see if that was the problemstill didn't start. A no start condition, on your 4. Took the heads off to find one cracked. The spark also needs to be set off when the fuel is passing through the cylinder. However now that I have serviced the bike and fitted a new spark plug the bike won't start at all. If you don't have spark at the plugs, have the ignition module tested. If the battery is weak, but not totally dead, the starter may turn slowly. Only got a small, weak spark off of #5 (and only 1 of those, not a steady spark). I know its not a "tractor" but I have a bunton walk behind mower. It was running when I parked it last fall. Checking The PassLock Anti-Theft System for Problems. I pulled the plug boot off and tried again right from plug wire and got some spark, kinda weak, but spark. multiple times over. Probably due to it being flooded and/or carbon, soot and wet gasoline having built up while I was trying to trouble shoot. i also replaced the wire from the coil to dist. Good spark at coil but weak to no spark to plugs. No spark, possible failed items in order of their probability: A. All fuses are good. I did a few things to improve my spark. Have brand new battery and some times I can jump start with the car battery and will turn over. These are tough. If the car is cranking fine then there should be good spark. Smartlock explained – how to fix common Smartlock problems and bypass Smartlock July 31, 2015 / 31 Comments / in Knowledge Base / by Jason Bolger If you have an EB, ED, EF, EL or AU (Series 1) Falcon, NC-NL Fairlane, or XG-XH Ute, you have a vehicle fitted with Fords Smartlock vehicle immobiliser. Checked for spark and fuel- Had a weak spark (found distributor cap button had worn out and was missing). Checked and I have spark, checked the fuel pressure by taking off cap and I have pressure under start. Replaced, plugs, wires, distributor, distributor cap, rotor and ignition coil. That or maybe the starter or something. 024, new 8mm plug wires, new rotor, new GM module, new temp sensor. When taking on a no spark condition one needs to be patient and have an open mind. What else could cause the system not to generate a spark?. NGK is the brand name and the CR7HS is the spark plug number. my problem is it has a very weak white spark, and has yet to try to fire. I have not touched anything electrical since. On a hunch I pulled the plug and I see almost no spark the first pull and then nothing. The only thing I had done to the head was have it leveled so it would sit right on the block after the. - Coil resistance was 11280 ohms, both sides were identical. Defective. 7L V8 - question. Once the fuel is ignited, the spark does not matter any more, it has done its job. The engine will almost catch, but will not start. weak spark on rear cylinder none on front. If CMP happens, the ECU generates spark during cranking. Make sure engaging the air conditioning raises. I pulled the plug boot off and tried again right from plug wire and got some spark, kinda weak, but spark. Negative side of the coil not being pulsed by the ignition module 5. On 89/90 years, the distributor is stand alone and makes its own spark (with external coil) the 80/90 needs no ECU to make any spark. When you turn the engine (pull the cord), the flywheel rotates. A battery is considered weak if it does not deliver more than 10. 2) Connect a spark gap tester to all Ignition coils and test with the spark plugs in and out. Now you have something to start with. Or just buy new ones if they are black and to be safe. i have seen the spark at a spark plug (orange color, not blue). It's close to wanting to start, but just not quite there yet, Ran the battery down again trying to start it, so I'm letting it charge back up again and give it another go later. took a leap from the Clymers manual and replaced the ignition control module. Twice now it has failed to start due to no spark. Inspect spark plug for dirt and grime. I'm working on a friend's '94 Camry 2. It is very weak there also. Page 1 of 6: How to Test a Misfire / No Spark-No Start Condition (4. right now I have a starter switch set up so I am not running threw the ignition. I have a Dodge Caravan 2003 (129,000 miles). It was real hard to start and wouldn't idle so I started checking fuel and spark.