Questions tagged [sparkplugs]

spark plugs are used to ignite the fuel-air mixture in a petrol/gasoline engine.

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2 votes
2 answers
487 views

Spark plug and coil only one is bad for 2012 Honda odyssey

I am trying to find out if I have one spark plug (#3 to be exact) as well as the coil can I change just the one or is it bad for the engine to do so?
0 votes
1 answer
319 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 ...
0 votes
1 answer
157 views

F150 blew out Dorman plug patch kit, safe to drive?

I have a 2005 F-150 STX (4.6L Triton) in which the spark plug in cylinder 3 blew out. I hired a mechanic to install a patch kit (he used the Dorman Help! Kit) and that kit itself also blew out of the ...
2 votes
2 answers
3k views

Can standard spark plugs be used instead of platinum/iridium?

I have a 2015 Subaru Forester 2.5i with a M/T. Can standard plugs be used in place of the (overpriced) platinum/iridium OEM's? I tried platinum in two previous cars and they gave less mpg and ...
0 votes
1 answer
622 views

Engine misfire only when car is hot

I have honda civic 2011, now it works fine when cold startup and dont give much issues other then when I "accelerate a lot" and having done that for a while, the car starts misfiring. Now ...
1 vote
1 answer
66 views

Is excessive greasing of coil pack terminals standard practise?

I was swapping out some coil packs and found the ones in my car were packed with a ton of greese. Im quite impressed the vehicle was running at all with that much greese between the terminal and the ...
3 votes
1 answer
101 views

Spark Plug Broke off in the Cylinder of Ford F-150

The electro shield and porcelain broke off in the cylinder when trying to replace the spark plug. I’ve bought and extraction kit and Cannot get it to work for the life of me, and do not want it to ...
2 votes
1 answer
101 views

How harmful is it to not put oil in spark plug hole of a stored small engine?

I have a small engine inverter generator. This generator is to be used during power outages which happen rarely where I live, and also tested shortly every 2 years (the testing is also to keep the ...
4 votes
2 answers
692 views

Spark plug fell into cylinder and I can't get out

This is a on a 2016 1.6L Ford Escape. In picture 1 you can see the spark plug in trouble - it is too deep for some reason, we got the old one out but when we put in the new one, it fell too deep. The ...
4 votes
1 answer
196 views

Antique Briggs & Stratton 23A-FB spark plug

I got an old Briggs & Stratton stationary engine. In order to check the spark plug I was removing it from the head and I noticed the thread of the spark plug is surprisingly wide (16mm). Since the ...
7 votes
5 answers
982 views

Engine shakes, from bad oil change

I got an oil change awhile back, I notice my car idling a little more. Where I park for work it was hard to tell what the oil leak was coming from on the ground. I don't know much, but I popped my ...
7 votes
2 answers
598 views

Spark plug working fine in free air, but hard miss in engine

This is mostly a curiosity question as replacing the spark plugs solved the problem. I have a mercury 40HP outboard two stroke motor. It is a twin cylinder and after running it out of gas it began to ...
1 vote
5 answers
3k views

96 Civic - Car loses acceleration, doesn't start, shuts off

My 96 (or maybe 97) Honda Civic does some strange things. They are all connected. It will frequently refuse to start. It's not a battery/alternator issue, as it's trying to crank. It just ... refuses....
1 vote
3 answers
53 views

Should I replace spark plugs on a 2000 Toyota?

It seems like a fairly simple job so I am debating doing it myself. However, giving the age, is there anything I should be concerned about? Would the threads be aged to make removal difficult? What ...
0 votes
1 answer
130 views

spark plug gap gets smaller

so im trying to get my atv running and i took out the spark plug and realized that the center electrode and ground electrode was touching no gap at all so i pulled them apart and put it back in tried ...
5 votes
1 answer
753 views

Do I change all four coils when I change one spark plug that is faulty

My nephew changed my spark plugs and coils. I have a 2011 Buick Regal and one of the spark plugs blew when I started it, so he removed it and replaced it with an old Prius spark plug. I would like to ...
2 votes
1 answer
2k views

Sparkplug ground electrode burned off

2010 Ford F-150 5.4 3valve did a tuneup changed sparkplugs and coils with correct Motorcraft plugs and AC Delco COP’s now I have burned off 2 ground electrodes in less than 100 miles. No codes on the ...
5 votes
1 answer
147 views

Ford Expedition knocking and repeated spark plug wire failures

Is this the underlying problem or a symptom of something else? I have a 1999 Ford Expedition that has a knocking and pinging problem. Two different mechanics have narrowed it down to the ignition ...
1 vote
1 answer
182 views

Busting spark plugs every hour

What is happening when a vehicle keeps busting a spark plug every time you put in a new one?
0 votes
0 answers
35 views

Misfiring after changing spark plugs

2016 WRX Stage 1+BIGSF intake Dealing with a very annoying issue I CANNOT seem to figure out. Recently I've been tuning my car and figured changing the spark plugs would be a good idea. Ever since I ...
4 votes
2 answers
313 views

How do I remove all this silicone on my used vehicle?

3 weeks ago I bought a used 2009 Camry le last week the engine light came on and the reading said change ignition coils and spark plugs im pretty handy watched a video and ordered the plugs and coils ...
2 votes
1 answer
57 views

Car shakes since replaced spark plugs

I have a 2011 Lincoln MKZ and I just replaced the spark plugs and now the car shakes and Im getting a obd reading P0351- Ignition Coil A primary/secondary circuit P0113- Intake Air Temp Sensor 1 ...
6 votes
2 answers
14k views

Rough idle + slow acceleration + engine dying after spark plug change

I recently changed the spark plugs and wires on my 2002 Ford Focus SE with Zetec (DOHC) engine. I used NGK TR5IX (7397-4PK) Iridium IX plugs and Motorcraft wires. When I received the plugs, they were ...
10 votes
5 answers
3k views

Can I use a 15lbs torque wrench for 13lbs spark plug job

My civic has 100,250 miles and the service came up for the spark plugs. B124, I am reading and it says after replacing the plugs to torque it to 13 Lbs. The only torque wrench I have is minimum 15 LBS....
5 votes
3 answers
40k views

Are Oil Puddles in Cylinder Head Normal?

Changing spark plugs and one well was full of oil. I took off the valve cover to replace the gasket and noticed that there was quite a bit of oil puddled in the cylinder head. Is this normal or could ...
7 votes
4 answers
1k views

Can a altered curve of spark plug finger break the engine?

I own a quite old motorcycle - Aprilia 125 Pegaso and recently it stopped working, I figured out it could be the spark plug so I cleaned it and it started throwing sparks again but stopped working ...
2 votes
4 answers
381 views

Spark plug repair kit tap will not grip existing threads in spark plug hole

I have a 2005 Hyundai Elantra that recently blew out a spark plug. My understanding is that I need to re-tap the spark plug hole and insert a sleeve. I purchased the Lisle 65200 plug hole repair kit ...
4 votes
1 answer
1k views

Vespa Plug,Contact Point and Condenser

For my Vespa P150 x I want to know technically regarding to Plug What should be the color of a healthy plug spark? Mine is a blue red like color. Contact Points How can I check that the points of ...
2 votes
1 answer
59 views

Motorcycle ran briefly after swapping spark plugs, now won't run

My bike died on me the other day. It had been running fine prior but on the day it died the acceleration was acting funny, slowing down intermittently. I was able to get it running by swapping out all ...
6 votes
4 answers
2k views

Engine start is OK but dies when applying throttle

Triumph Tiger 900 (1994) The engine starts fine and idles with choke. When I reduce choke and try throttle it just dies. Regardless of choke position, when I throttle, the engine dies. Thus, I cannot ...
0 votes
1 answer
69 views

I removed a spark plug from my “98” Lincoln to replace it, when I went to put the new one in it wouldn’t set down in and tighten. Will canned air work

I removed a spark plug from my “98” Lincoln to replace it, when I went to put the new one in it wouldn’t tighten. Can I use canned air without a spark plug in the well?
3 votes
6 answers
36k views

Car shutdown / won't restart after driving through puddle (2006 Pontiac G6)

I have a 2006 Pontiac G6. Yesterday our streets flooded from the rain. While driving my kids too school at 7:30am I drove through a large puddle of water that I didn't see. As soon as I got out of the ...
1 vote
1 answer
252 views

How to assess iridium spark plugs?

My BMW M3 E46 seems to be running rich on start and getting poor mileage so I pulled the plugs to have a look. I know how to read normal plugs but these are NGK Iridium plugs and I'm not sure how to ...
0 votes
0 answers
20 views

2007 jeep liberty 3.7 only start I completely remove "any" sparkplug from cylinder then ground,

Only starts take out any one plug then ground to alternator starts right up, thought had to be bad ground so grounded from battery to engine block still won't start with all six plugs in Jeep Liberty ...
0 votes
1 answer
164 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 ...
6 votes
3 answers
19k views

Will Driving 100 Miles With a Misfire Damage My Car?

Background: I have a 2002 Dodge Dakota Quad Cab slt with 4.7L Magnum V8. My check engine light came on when I was at work. I then drove 20 miles home to my house, pulled out my scan tool and ...
5 votes
4 answers
7k views

Spark Plug porcelain fell into cylinder

I own a 2016 Ford Mustang Ecoboost. About a month ago, I had a misfire in cylinder 3. I Decided to just swap out all spark plugs, and only plug that gave me a problem to get out was of course #3. ...
3 votes
5 answers
13k views

Can I run on 7 cylinders if I shut the injector to that cylinder off?

I have a 2006 F150 5.4 Triton 3 valve. I've had a really bad issue, where a socket is stuck in my spark plug chamber and everything has failed to get it out. The option I'm left with now is ...
0 votes
1 answer
260 views

Black soot on spark plugs

I just took my spark plugs out on a 2006 V6 Toyota Tacoma and noticed some soot on most of them, to varying degree. Could this indicate that the engine is burning oil? I do lose quite a bit of oil and ...
3 votes
2 answers
175 views

Spark Plugs go bad yearly despite moderate use - Mini Cooper R56

I use mini cooper for once or twice weekly drive. The spark plugs of the mini cooper R56 goes bad on this moderate use every year! What is the reason for this? I obtain genuine spark plugs and the car ...
6 votes
2 answers
5k views

What would cause differences in spark plug wear on a '97FordRanger?

The mileage on these plugs is unknown, as this is a used vehicle w/o a complete service record. All 3 plugs on the driver side (4,5,6) were almost completely eroded. The 3 on the passenger side (1,2,...
7 votes
2 answers
40k views

What do you do with dielectric grease on spark plugs?

There seems to be a lot of conflicting answers on what you're supposed to do with dielectric grease. The instructions on the grease I bought says to squeeze it into the boot, but everywhere I've read ...
0 votes
0 answers
41 views

GY6 scooter spark plug getting voltage, but no spark?

I have a gy6 scooter that's not getting any spark, but I've done troubleshooting on the whole system (except the stator) and I can't find anything wrong. Every part I've checked from the stator power ...
0 votes
1 answer
39 views

Won't go when out in gear [closed]

I have a 1500 Suzuki intruder that I changed oil oil filter and gear lube on Plus changed plugs now when I put it in first it dies why
1 vote
1 answer
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 ...
3 votes
2 answers
8k views

Does starting the engine with one of the spark plug wire disconnected damage the starter coil?

A friend of mine (he is not my friend anymore) decided to pull a practical prank on my new motorcycle. He pulled the wire of one of the spark plug (my bike has three of them in the cylinder) and let ...
5 votes
2 answers
32k views

Getting a stuck spark plug out

4 spark plugs--three finally changed but one won't come out and is apparently stuck with a deposit of carbon. Has a service every year so not as though it is ignored. we don't want to change the car ...
0 votes
1 answer
116 views

Oil got onto spark plug threads - Possible torque issue?

My car has a small oil leak which caused one of the spark plug holes to have some oil in it. When I replaced the spark plugs today, oil got onto the threads of the old spark plug, so I'm fairly ...
1 vote
1 answer
64 views

Replaced ignition coil pack - should I replace spark plug too?

My engine was recently misfiring and I replaced all of the spark plugs as a first attempt to get things working. It did not fix the problem, and the misfire continued. However, I did notice that for ...
6 votes
3 answers
4k views

Black Spark Plugs that Clean Themselves

Vehicle: 2002 Mazda Protégé LX, 2.0L engine, automatic transmission, 240,000 km Recent Work: Thermostat replacement Symptoms: Owner reported that the car shook and stalled on startup. She parked ...

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