Questions tagged [sparkplugs]

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

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5
votes
3answers
12k views

Pop out spark plug: Can drive to the garage?

I have a Dodge Caravan 2008 3.3L and the ceramic of one spark plug break and pop out leaving the hole free in the cylinder. I want to get my car to the garage near ( 7-8km ). When I start the engine I ...
2
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1answer
2k 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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votes
1answer
93 views

Should bikers keep one spare spark plug in kit always?

Question would seem like opinion based and likely to be closed. But I don't it to be treated that way. My motorcycle is 2009 Honda Stunner 125 cc, already ran 59000 kms. It has started giving white ...
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0answers
415 views

What causes new spark plugs to burn out quickly on 2005 altima

I just replaced sparks plugs and drove my car estimated five miles and my #1 plugs has burned out and white on tip
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0answers
63 views

Remove broken spark plug threads [duplicate]

So somehow, one of the spark plugs popped out while I was driving along. The thread snapped from the bolt and is now stuck. Is there a way to get the thread out without damaging the engine? Bare in ...
3
votes
3answers
147 views

What kind of wear does a spark plug cable go through?

I'm about to change spark plugs on my car, and given the cost of getting just the plugs or plugs + cables, I'm considering just keeping the current ones. The car runs fine (well, it's consuming way ...
6
votes
2answers
4k 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,...
8
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7answers
3k views

Help with spark plug stuck upside down in well

I am installing new spark plugs in my 2013 Chevy Cruze and I dropped a spark plug in the well upside down. I tried to get it out with 8" needle noose pliers but it will not budge. Any help would be ...
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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 ...
8
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2answers
3k views

What Could Cause Flash Over / Arcing to Reappear on New Plugs?

I had been having some hesitation problems on my 98 Mazda 626 which after a great deal of research seemed to be solved by replacing the plugs: As you can see, there seems to be signs of flash over / ...
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1answer
2k views

Why doesn't the engine fire unless I twist the throttle? (Yamaha FZ6 2011)

This is a question about a motorcycle engine (specifically a Yamaha FZ6 2011, which has electronic fuel injection). Occasionally this happens when I try and turn on the bike: I will press the starter, ...
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3answers
508 views

What is better for sparkplugs, inconel super alloy or iridium?

I am buying new sparkplugs for my 2006 Volkswagen Passat 2.0T and i purchased pulstar be1h10 sparkplugs with a plasma core, but i am now being told that they are not good for my car because they arent ...
3
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2answers
170 views

Kawasaki ZR -7S has soot in exhaust system

There is soot in the exhaust of my Kawasaki ZR-7S. All four spark plugs are coated with soot. When we first got it started, the engine ran on only 2 or 3 cylinders. We adjusted the carbs and now it ...
3
votes
1answer
651 views

What is the difference between AC Delco Spark Plug 41-808 and 41-905?

I have a 1989 IROC-Z carbureted engine with aluminum heads. It has one of the original ZZZ 350 crate engines (bottom of page 6). The block is the same as the OEM engine. The internal parts (rods) ...
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votes
1answer
5k views

Oil is leaking to my spark plugs. how do I clean it?

I have a 93 Honda Accord and it won't turn over. I listened to see if it was the fuel pump but that was not the problem. I finally removed the valve cover gasket and found about an inch of oil where ...
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1answer
2k views

Spark plug thread broke inside the engine [duplicate]

I took out the spark plug on the fourth cylinder and it appeared to have some metal on its thread I cleaned it out and put it back inside while tightening it the thread broke inside The part in ...
3
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6answers
26k 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 ...
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0answers
212 views

Help Diagnosing Engine — Truck starts but won't run after repairs

Hoping for some help here. Very long story short, a spark plug wire was fouled in my '88 Chevy Scottsdale K1500, which was replaced. The spark plug was also replaced....but old wire was reattached, ...
4
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0answers
4k views

shakes at idle in drive but fine at park or neutral

I was driving my 2006 Hyundai sonata (3.3L) yesterday during heavy rain. Suddenly check engine light started flashing. When I stopped at a red light, it started shaking badly. I noticed that when I ...
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0answers
37 views

NGK spark plug for timing advance [duplicate]

What kind of NGK spark plug must be used when the timing on a 1990 Toyota Conquest 2E is advanced to 15° btdc?
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1answer
165 views

Best quicker faster acceleration NGK spark plugs

What kind of NGK spark plug can I use on my 1990 Toyota Conquest 2E for quicker start and for faster acceleration?
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2answers
11k views

What kind of spark plug should I choose for LPG conversion?

I recently had an LPG system installed in my Golf MK4 and now the car has some hesitation when accelerating. The mechanic who installed the LPG System told me that I need to change my current (cheap, ...
1
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2answers
45 views

Why 2010 Honda Civic1.4 spark plug fail and damaged coil and cap?

I have my car back from local service where they changed the spark plugs. I drove back around 12 miles, it seemed ok. I drove my car 10 miles the next day and broke down because one of spark plugs ...
0
votes
1answer
79 views

Ford Taurus 2004 3.0

I'm using MOTORCRAFT brand spark plugs, and would like to know the recommended the gap for a 2004 Ford TAURUS 3.0. Also, I have a a leak in the lower section of the intake manifold.
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votes
2answers
2k 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 ...
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5answers
18k views

Side effects of small amount dirt from spark plug well

I was changing a bad spark plug on my F150 4.6L V8 and despite cleaning the spark plug well as thoroughly as I could muster (rearmost cylinder and under the dash pretty well so very little clearance) ...
32
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11answers
46k views

Spark plug broke off in engine - can I drive the car?

I own a 2004 Volvo XC90 T6 2.9L AWD with 6 cyl. (Twin turbo, with catalytic converter.) While changing the spark plugs, one broke-off (all the ceramic below the threads and possibly the metal finger ...
6
votes
2answers
13k 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 ...
5
votes
2answers
47k views

How to know if the spark plug or the ignition coil needs to be replaced

I have a 2002 E39 520i. One of the cylinders has stopped working (or misfiring) and I am hoping it is because no spark is generated. I am very new to engines so bare with me please. :) My question is:...
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1answer
136 views

Golf 3 1992 Model

Good day, Please assist with my car, when driving gear 1 and 2 does not have power. I have change the plucks and the ring gears two months ago and it was fine. Now gear 1 and 2 does not have power ...
11
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2answers
4k views

Do I really have to pull the engine to remove broken spark plugs?

I broke 2 spark plugs in my Buick lesabre 3800. The plug is broken at the top of the nut. The porcelain is all broken off in the socket. Took it to a mechanic and was told he would have to take the ...
10
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1answer
6k views

Where do spark plugs get their electricity?

Where is the electric charge coming from and does it have a large amount of electric charge to it?
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2answers
7k views

Coil popped out of head

I've got a 1999 F250-SD XLT 4×4 that the coil just popped out of the head what would cause that? I've not done anything to it yet
6
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1answer
69 views

2008 Grand Prix GPX

What spark plug should I be using? I did my own tune up and the guy at auto advance told me to get some Bosch spark plugs for my car but then I notice less power. A mechanic told me I shouldn't have ...
10
votes
3answers
54k views

How to diagnose the cause of no power reaching the spark plugs when power reaches everything else, after checking fuses?

I've been trying to get my long-suffering Toyota RAV4 first generation (1998) to start after numerous different problems, the latest of which I've narrowed to the spark plugs not firing seemingly due ...
8
votes
1answer
2k views

How long would pouring a little oil into a spark plug well take to stop a car starting?

I realise this is a strange looking question! I'm in a country where many local mechanics unfortunately have a bad reputation for creating small problems while fixing other problems in order to get ...
8
votes
1answer
6k views

How to check if spark plugs are firing? Coil-on plugs

While trying to diagnose a tricky car not starting problem I was asked to check if the spark plugs were firing at all. I've found plenty of resources on inspecting the condition of spark plugs after ...
10
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1answer
4k views

Ford F150 broken spark plug removal

I have a friend that has a 2003 F150 V8 3 valve V8 motor, when he went to change the spark plugs some of them broke off. How do you remove the part that is still in the head? Here is what a new one ...
6
votes
2answers
206 views

Is my 1999 blazer having transmission problems?

I have a '99 Chevy Blazer. It never wants to get moving right away. It takes 30 seconds to a minute before I can get fully going. It also shakes when I am at a red light or stopped. I noticed today ...
9
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2answers
253 views

Firing a Coil on Plug

I was wondering if there is a simple way of firing a coil on plug outside of the car. The coil in question is just a two wire coil on plug and I don't know if its possible to just hook up a 12V ...
3
votes
0answers
468 views

How do I determine the spark plug gap for a 1999 Mercedes E320 4matic Sedan?

I've been looking all over trying to see if there is any information but I haven't found it. I'm about to replace the spark plugs, but I need to know the correct gap. I purchased NGK 4696 Iridium ...
7
votes
1answer
2k views

What is the effect of different spark plug electrode tip diameters?

When choosing spark plugs one has a lot of options. One of the differences is the diameter of the electrode tip - some spark plugs have a large flat tip, and newer models often have a really thin tip. ...
4
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1answer
12k views

Do I Need to Ground the Spark Plug When Testing

When I'm using a known good spark plug to test spark at each wire, do I need to ground the threads of the plug to the engine block like the guy in this video is doing? What happens if I don't ground ...
4
votes
2answers
1k views

any downsides to early spark plug changes?

Are there any downsides to early spark plug changes? some say 10k 15k etc and some do it as early as 5k =S but would it be okay to get into the habit of changing them after each oil change (6k) miles ...
5
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2answers
4k views

Is it necessary to replace functioning spark plugs?

I have a 2000 Mazda Protege that last had it's spark plugs replaced about 4-6 years ago (about 40k-60k miles). It's a commuter car, but it's a short commute and mild driving conditions; probably 85% ...
3
votes
1answer
81 views

After perfoming tune up to my jetta 2.0

After performing tune up to the car due to misfiring replacing spark pugs new wires new gas filter When finished and started the car a lot of water came out of the exhaust like never saw it before. ...
9
votes
2answers
869 views

Why are the spark plugs from the same 2 cylinders corroding faster than the others?

On my engine ('99, 360 v8 Magnum), I replaced the spark plugs less than 15k miles ago, because of misfires in cylinders 2 and 8. Those two plugs were badly corroded. Today I had to replace them again, ...
9
votes
2answers
8k views

Follow up question on spark plug heat range

@vini_i gave a great answer to my previous question here (What is spark plug heat range) Part of that answer is that the reason for spark plugs having different heat ranges is that if it runs to ...
7
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1answer
2k views

What is spark plug heat range

I was watching a show and their project was adding a bolt on turbo kit. In the process they mentioned that they needed a colder spark plug. What does a hot or cold spark plug mean? What changes ...
4
votes
1answer
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 ...