Questions tagged [ignition-coil]
A component of the ignition system that, by induction, creates the high voltage required by the spark plugs.
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2003 GSX-R600 Sporadic Performance after running
I have 2003 gsxr-600 i just bought used..
Ran great for a few months but now is giving me problems... Started running terrible and noticed Cylinder4 wasn't firing.. Pulled the spark plug and noticed ...
2
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1answer
33 views
Failed coil electronics plug for one cylinder
I have a 2005 Audi A6 Quattro with a 3.2l V6. My brother just purchased it from our local Craigslist, and we didn't check it over very thoroughly before purchasing, but at time of purchase it ran ...
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1answer
45 views
Less sparks on ignition coil
Why one output terminal of my car ignition coil gives less sparks than the other terminal. In fact, the 2 terminals are control by a single primary circuit of the same ignition coil!!! The other ...
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1answer
42 views
Cranking engine with coil wire removed - damage?
I cranked the engine while the wire connecting the coil to the distributor was removed in order to not spark the engine.
Apparently this is not the right way to do it. Have I caused some damage by ...
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17 views
Ignition coil pack spark issues
One terminal of ignition coil pack gives less spark than its adjacent terminal of the same coil pack. The same is true for the other coil pack. All resistances relating to primary and secondary ...
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1answer
55 views
What is the expected voltage of a coil to a distributor supposed to be?
According to, https://www.carparts.com/classroom/ignition.htm . I have two wires that go to positive side of coil, one from resistor / ballast and the other from ignition switch, is this correct? My ...
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49 views
VW Fox misfiring
I have a vw fox 2006 1.2 and have had it for just over 3 months. I have noticed it starts to misfire and the engine loses power sometimes coming to a complete stop after a stall or judder when revs ...
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29 views
1989 suzuki gsxr750 slingshot k
Had bike tuned up new plugs carb tuned new gas bike starts cold runs great when bike is hot will start but only idle won't rev over 1000rpm can't drive let cool down runs drives great
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2answers
210 views
Pin out for Bosch ignition coil (Part No# 12131712219)?
Does anyone have any information on this particular Bosch ignition coil for BMW. The part no. is 12131712219. Tried googling it but was couldn't find much info. I would be really grateful if anyone ...
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1answer
27 views
How can I do a simple coil test to check for spark
I've got a boat engine which will not start. The engine was factory refurbished last year, so I do not expect wear and tear to cause the issue.
I do not see sparks on the plugs. So I'm trying to test ...
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1answer
217 views
Honda jazz i-DSI front ignition coils bad or not?
I have a honda jazz with an i-DSI engine and when I did a coil check by unplugging the coils one by one, all four coils in the front does not affect the engine rpm when removed, except the 4 in the ...
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1answer
53 views
2009 Ford Escape Hybrid - Ignition Coils and Spark Plug Replacement
I've purchased the parts and done my research. Basically, I am seeking some insight here to gauge if my understanding of the procedure is sufficient, that I have acquired all the necessary parts, and ...
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1answer
19 views
Craftsman Leaf Blower wont start, ignition coil failure?
In a previous question I asked about repairing a carb for my leaf blower and the repair didnt hold so I bought a new one. Replaced fuel filter and fuel lines, also replaced the carb gasket.
I seem to ...
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14 views
My 2004 KIA Carnival 2.9 crdi intermittently refuses to start
My 2004 KIA Carnival 2.9 crdi intermittently refuses to start. I have light, radio, electric windows but just doesn't turn over at all. If I leave it a few hours and go back to it, it'll start first ...
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5answers
927 views
2 Stroke engine magneto ignition system
I've got a 2 stroke 1 cylinder engine and its ignition system doesn't seem to work.
I'm having problems with my magneto ignition system and I need help connecting everything up. I think I've ...
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1answer
62 views
Do spark plugs need changing if one ignition coil cable broke
A friend of mine had one of their ignition coil snap in half, which meant one cylinder wasn't firing. She drove for approximately for 10km, before getting back home and finding out what was wrong.
We ...
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1answer
1k views
What would cause a BMW 3 series E90 to misfire until the engine has warmed up?
I took my car to a mechanic because of misfiring issues. He said his computer told him it was an ignition coil pack issue, specifically coil 1.
Anyway, he changed it and the car was still misfiring. ...
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1answer
66 views
After mechanic work, car starts fine but accelerating stalls the engine
I own a 2003 Mitsubishi Lancer, and have been the only owner and mostly the only driver. About a year ago I had a weird misfiring problem where if I pushed the accelerator down more than half way it ...
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1answer
50 views
What an ignition control module is needed for?
I have a Chevrolet S-10, according to the the Ignition System Circuit Diagram the ICM gets an Ignition Control Signal from the PCM and sends a Switching Signal to the ignition coil.
As the Ignition ...
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1answer
52 views
ignition coil or cam sensor or pcm making misfire in exhaust possibly?
I am not able to get the jeep to the auto parts and get it's diagnostic but I'm wondering if the coil pack could be my problem? I've tried to deduce the misfire for days and have read and tried ...
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1answer
725 views
Ignition coil upgrade
My motorcycle felt unresponsive these past few days and found out that it was caused by a weak spark because the ignition coil is about to go bust.
Since I am thinking about doing an upgrade to a ...
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0answers
72 views
Why would the same ignition coil fail 4 times in my 2012, 5.3 Silverado?
The first one failed at around 90K miles, the second around 130000K, the third around 165000 and again this week at 167000K. I've changed spark plugs and plug wires. Always the same cylinder and the ...
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1answer
513 views
What would cause repeated failure of ignition coils?
I have a Nissan 2008 Rogue, which is fired by ignition coil. I've been experiencing repeated singular ignition coil failures every 1-2 months now for the past 6 months. I'm on my 6th failure, never ...
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0answers
407 views
Can I use a DC ignition coil for my motorcycle without damaging anything?
Last night I followed this guide I found on the internet http://waynescyclegarage.mysite.com/custom.html showing you how to rewire a Honda SL engine so that it can run without a battery.. and I got it ...
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1answer
70 views
Why can't I get a spark?
I have an early 70's Honda SL125 engine and I'm trying to wire it up so that it can run without the battery. I found this guide http://waynescyclegarage.mysite.com/custom.html and I've followed it and ...
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2answers
521 views
Starter grinding on flywheel only when ignition system is connected
I have a boat with a 1990 GM 305 in it. Last year I replaced my computer controlled ignition system with a basic HEI / distributor based ignition system. Everything worked great for the entire boating ...
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1answer
2k views
Broken ignition coil: spark plug's fault?
Two days ago my Opel Corsa D LPG's engine started to misfire, and by means of an OBD interface I found out it was cylinder 1.
First thing I thought about were the spark plugs, as I haven't changed ...
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0answers
257 views
Finding a Capacitor (Condenser) for an ignition coil
How would one go about calculating the necessary specs for a capacitor to be paired with an ignition coil?
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0answers
56 views
Ignition Coil Not Working With Points/Stator Current
I have an Ignition Coil connected to a points and the motors stator. I have tested both with leds and the power generated by kicking the motor over blew both, the stator produced a solid light and the ...
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2answers
147 views
Diagnosing a boat that wont start
Having some problems with my '92 Boston Whaler Rage jet-boat again.... See this post for all relevant boat info:
Starting a 2 stroke jet boat after several years
Ok, so I did basic troubleshooting, ...
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1answer
3k views
Testing a motorcycle ignition coil and spark plug
Here is an image for reference:
I am attempting to test this ignition coil and spark plug. How do I go about connecting this to its corresponding 6v battery to get it to fire.
As well I will be ...
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1answer
1k views
How does this ignition coil work? Why are there two wires, and where should they be connected?
I'm having ignition problems with my car (1985 Suzuki Samurai). Sometimes the engine will die randomly while driving, and often when warm it will have problem starting.
I bought a new ignition coil, ...
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0answers
443 views
85 Suzuki Samurai - Engine sometimes stalls, and hard to start when warm. Probably electrical problem
I'm having a problem with my car. Sometimes when engine is warm, it will strugle to start (starter runs fine, but no ignition). It also happens (rarely) that the engine just dies while driving. It ...
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1answer
168 views
Third misfire code on different cylinders in two months
I have a 2002 Mazda MPV with 133,000 miles. Two months ago, my mechanic replaced the ignition coil on cylinder 4 due to a misfire. Two weeks ago, he replaced the coil on cylinder 6 due to a misfire. ...
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2answers
259 views
Does the E90 320i 2006 use the same Coils and O2 sensors as the E90 328i?
I'm looking on eBay for replacement parts for my E90 320i 2006, but I can't find anything for it. In the results I always find replacement parts for the 325i, 328i, etc., but not for my 320i 2006. I ...
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1answer
396 views
What creates resistance in ignition coils?
Ignition coils are basically just copper wire wound around an iron core. Normally, I would expect copper wire, measured with a ohmmeter to show close to zero resistance. However on my vehicle for ...
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4answers
3k views
Engine not starting after melted Ignition Coil
Car: 2004 Honda CRV-EX (the moonroof one)
Miles: 220k~
Issue: I had cylinder misfires before on this car and they were fixed with new sparkplugs and ignition coils.
Recently I've had more misfires ...
2
votes
1answer
331 views
Renault Megane Sport II 2006 petrol Coil Problem
I have a problem with Renault Megan Most likely its something with the coil but its really weird.
When i turn on the car its fine i drive for about 20-40km and the car starts to lose power like a ...
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0answers
173 views
Can pressure caused by temperature cause ignition coils to unseat?
I've got a Rotax engine that looks like this from the top:
The ignition coils look like this when removed:
Recently two of the three ignition coils unseated after approximately 10 minutes of ...
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1answer
42 views
Do ignition coils on small motors (lawn mowers etc) determine timing?
I have a Stihl weed whacker for which I haven't been able to find an appropriate ignition module (coil). I purchased one for a similar model that would fit and now the whacker has spark again, however ...
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3answers
4k views
Motorcycle misfires
I own a 1990 Suzuki GSXR 750, I, bought the bike about a month ago. The first time I took the bike out for a ride I noticed that when you accelerate hard and the engine is at high revs it feels as if ...
5
votes
1answer
7k views
Ignition coil overheating: what to blame?
I have got in the past ignition coil overheating, making the engine run very erratically and in some cases it even wouldn't run at all until the coil got cooler. In one occasion I changed the coil for ...
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2answers
12k views
how many amps do a ignition coil draw?
I know that the Peak output voltage in a ignition coil is between 10,000-45,000 V "Or so I heard" but how many amps does the ignition coil draw from the 12Volt side ? I heard it was small....
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1answer
1k views
Misfire in single cylinder 4 stroke engine
I am having Apache RTR 180.
Tech Specs:-
Displacement: 177.4 cc
Cylinder arrangement: Single
Maximum Power: 12.52 kW (17.03 bhp) @8500 rpm
Maximum Torque: 15.5 Nm @ 6500 rpm
Bore x Stroke: 62....
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1answer
17k views
What are the benefits of direct ignition (coil on plug) system?
Most recent gasoline cars have a direct ignition, also called coil on plug, system where each spark plug has its own ignition coil. Before that, cars used a common ignition coil for all cylinders.
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2answers
3k views
My 2008 Hyunai Accent is misfiring on two cylinders, bad gas?
Update: So I went full steam ahead today. Got the new valve cover gasket ($20.99 at AutoZone), unscrewed all the 10mm bolts, pried the cover off, hey! No obvious breaks in the seal! Well, that's good ...
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1answer
487 views
Do these coil on plug waveforms suggest I have a bad engine controller?
I have a missfire on cylinder 3. I have swapped the coil from cylinder 6 and 3, but the missfire remains on cylinder 3.
I have also done the following:
- replaced all spark plugs.
- checked the ...
3
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3answers
549 views
Can I replace my ignition coil with a ECU?
Can I take the ignition coil out of my 1965 dodge challenger and replace it with a ECU?
If I can, how will I go about doing it?
Can it be a simple replacements?
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2answers
6k views
Multiple misfire codes with oil in coil pack well
On Halloween, the check engine light on my 2007 Honda Odyssey EX started flashing. Read the codes which were a random misfire and misfires on 2,4,5, and 6 (P0300, P0302, P0304, P0305, and P0306 ...
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1answer
33 views
ignition lead replacement
I drive a 1998 Ford Falcon AU with 210,000 km on the clock with original 18-year-old ignition leads. I only drive about 10,000 km per year. The car runs perfectly. Should I replace them? PS. I replace ...
