An electrical system that handles the spark component of the ignition process. Ignition systems are comprised of but not limited to ignition coils, ECU, signal generators, spark plugs and wires, distributor mechanisms, points, condensers and sensors.

learn more… | top users | synonyms

2
votes
2answers
50 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
3
votes
1answer
31 views

Rover Mini Mayfair Auto 1990/H

When cranking, the engine turns and there is a spark....not strong. I can't find the timing mark through the circulled(rubber) hole, but the arrow shows on the cover. How can I freely turn (by hand) ...
3
votes
1answer
190 views

Cannot get Kubota tractor engine to fire

I have a Kubota T2080 lawn tractor. It has a basic 2-cylinder gasoline naturally aspirated engine. I let it sit last winter and now that it's the spring, I cannot get the engine to fire. The electric ...
2
votes
2answers
1k views

Ignition Switch vs. Ignition Lock Cylinder

I have a 2010 Ford Escape with 95,000 miles. I have a problem with the car that when I put the key in and turn, the car doesn't crank. The lights come on when the key is turned, but there's no sound ...
6
votes
2answers
90 views

94 Z28 LT1 Camaro. Intermittent stalling/starting problem. Been haunting me forever

94 Z28 LT1 Camaro. Intermittent stalling/starting problem. Been haunting me forever. Typically my car will start fine when it's been sitting overnight. Then I'll drive to the gym which is 2 miles ...
1
vote
1answer
63 views

How is the power from the battery distributed when starting a motorcycle?

When starting a motor the emf from the battery creates spark (ignition system), but it also moves the engine's pistons (starter). My question(s): 1. Which requires more power - the ignition system, ...
5
votes
1answer
16 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 ...
3
votes
3answers
54 views

mercury milan key stuck in ignition, shifter will not come out of park

2007 Mercury Milan At first the key was stuck in the ignition. Now it wont shift out of park. Are these 2 issues related? Will installing a new shifter kit fix both issues?
7
votes
2answers
85 views

2004 Saturn ION with Ecotec 2.2: Engine misfire with code P0300, ICM problem?

Car came in with a misfire complaint and check engine light on with code p0300. Looking at misfire history confirms high misfire counts on cylinders 1 and 4 along with lower counts on cylinders 2 ...
7
votes
2answers
55 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 ...
1
vote
1answer
19 views

08 Silverado static/scratching noise from dashboard

Recently my truck picked up a new quirk. When I start or stop the engine there is a static scratching noise that comes from the dash. I also tried turning the key just far enough to get power and ...
4
votes
1answer
27 views

starting issuse 2007 F350 6.0 diesel

When its cold out intermittently when starting the vehicle and then shutting it off the vehicle will start to crank with it in the off position. With the vehicle in the off position the starter should ...
8
votes
1answer
61 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 ...
3
votes
1answer
50 views

What is a vibrator on a Model T ignition coil for?

In this post here What vehicle does this ancient ignition coil fit? there is a device that is cited in @paulster2's response that is called a 'vibrator'. Here's the diagram from his answer where ...
5
votes
2answers
420 views

How often should spark plug wires be replaced?

I last replaced them with the plugs about 4 years/60-70k miles ago. I bought platinum plugs I if I remember correctly, so I still got some life on those. The car (2001 Buick Regal) is still in good ...
5
votes
0answers
33 views

What Is The Output Voltage For The Mazda 626 GF 2L 98-2002 Coil Pack?

I've seen after market "high voltage" coils that output 40kv, but what is the output voltage for the standard OEM coil pack? I want to use a spark tester with an adjustable gap to check the strength ...
12
votes
12answers
40k views

Couldn't start my Volvo due to Key Error. Called assistance and he fixed it by hitting the key with a screwdriver. What could be the error?

My Volvo S40 (06) would not start when I turned the ignition key. I got a message that was somewhat like "Key Error, please try again". I tried with both my keys so it wasn't the key itself. I think I ...
4
votes
1answer
52 views

My Yamaha cut off while idling and now there is no power

I Started my FZR600 this morning for work. Normal crank. As I lowered the choke it started to die out so I tried to give it some throttle but it didn't help. The bike cut off completely. Checked all ...
6
votes
1answer
774 views

I dropped my bike and now it won't start

I have a Suzuki GSX600F Katana. Yesterday, I changed the clutch lever on the handlebar and left the key on. I had to push start my bike. After getting it started, I left it in first gear, and let go ...
7
votes
1answer
56 views

Finding a constant and non constant power wire in a car

The car I have is a 2001 Buick century. I have a after market push to start kit. It came with a main unit and the diagram shows that a brown wire is for a constant power when the engine is on. And a ...
1
vote
1answer
27 views

Ignition Key Replacement

I live in Calgary I shipped a 1998E=Class320 to Nigeria and i lost the key. Am going to Nigeria in June how can I get a replacement without the car here in Canada.
6
votes
1answer
17 views

Mercedes E-350, 2006 sedan ignition problem

I own a Mercedes e-350 2006 sedan whose ignition box was vandalized and taken away by vandals. I could not start this car since then and I thought of buying a used ignition box to use on the car with ...
5
votes
2answers
58 views

2000 Honda Accord - Attempts to start cause lights to go out with no clicking and fails to start

I tried to start my car less than a minute after turning it off last night and it wouldn't turn over... it wouldn't even click. I tried a few times and then let it rest. After a 30 minute phone call ...
3
votes
1answer
17k views

Revs shooting up when accelerating in high gears

The other day my '03 Ford Fiesta suddenly failed in 4th gear when I changed from 3rd to 4th. My revs shot right up reaching roughly 5000 without any acceleration then after a few seconds the revs went ...
5
votes
1answer
110 views

SMAX Zetec 2.0 TDCi 2010 Plate - Why wont my car start ? (see video)

Car used to start fine 49 out of 50 times but without obvious reason it sometimes struggled to start (as seen in video). This can be on a cold start or a warm start. Happens in warm, cold, wet and dry ...
8
votes
1answer
105 views

Is there a way to test ignition coils with built-in ICM?

My car's service manual shows this for the ignition coils: What is the ICM? Related to http://mechanics.stackexchange.com/a/2850/31, is there a way to check the coils to see if they are working ...
5
votes
1answer
46 views

I reversed polarity on a jump pack when attempting to start my 2000 Dodge Neon.

I attempted to jump my 2000 Dodge Neon off in the dark with a jump pack, and I accidentally reversed the polarity. The tire inflator on the jump pack landed on my positive starter wire and burned it ...
5
votes
2answers
71 views

Emissions Problem: Lambda AND CO Slightly High on my 98 Mazda 626

I just took my 98 Mazda 626 for it's inspection and they said the carbon monoxide is slightly high. The test is done using a tail pipe gas analyzer while holding the RPMs between 2500 - 2800 for ...
3
votes
3answers
524 views

Pontiac Sunfire mysteriously won't start

So, here's the deal: -No lights, no noise, no clicking. -Battery voltage reads fine on multimeter. Terminals are very clean and not corroded. -But it won't jump start. -Headlights turn on. -Fuses are ...
5
votes
1answer
33 views

volvo ignition key

I've got a problem with my 2001 Volvo S60 ignition key. One key will start the car no problem. Most recently, however, the other key will turn and the engine just grinds but won't start. Put the other ...
14
votes
3answers
446 views

How does the car's ECU detect a misfire?

I was wondering what the specific mechanism used by car ECU's to detect misfires is, or are if there is more than one method.
3
votes
1answer
21 views

Can I program a new aftermarket FOB for 2005 Mercedes benz c320?

I recently bought a 2005 Mercedes benz c320 at an auction and when I went to pick it up, I was informed that it did not come with a FOB due to the fact that the previous owner had not turned it in ...
2
votes
2answers
58 views

2003 honda accord not starting, starter and battery ok

When I turn the key the engine would not start. I wired power to the starter via a cable from the battery and it worked so the starter is ok. When I turn the key no power is going to the starter ...
13
votes
2answers
179 views

What Color Should the Spark Be When Using a Spark Tester?

If I'm using a spark tester with an adjustable gap set to the correct gap for my car's ignition system voltage, what should the spark look like? I ask because I've seen conflicting opinions on this ...
6
votes
1answer
45 views

How Common are Voltage Drop Problems?

After watching this video on voltage drop, it makes me feel like testing the resistance of various sensors and accessories with my multi-meter isn't really a reliable test of anything, since I can see ...
6
votes
1answer
72 views

Are There any Benefits to a High Voltage Coil Pack?

I'm considering replacing the coil pack on my 98 mazda 626 GF 2L, and am looking at a standard replacement at about $15, a standard replacement with 10 year warranty for about $21, and a "high output" ...
4
votes
1answer
50 views

How does the ignition system control the Energy of the spark?

An automotive ignition system needs to provide a specific amount of energy to properly ignite the air/fuel mixture in the combustion chamber. Energy = voltage * amperage * duration. A specific ...
2
votes
1answer
1k views

Engine misfire during load at 2500+ rpms on 3rd and 4th gears

I am in the process of making a 1977 Nissan 280z road worthy once again after having it sit for about a year. Here's what I've done: cleaned fuel injectors cleaned fuel lines replaced air ...
4
votes
1answer
1k views

OK to use non-OEM/aftermarket camshaft position sensor?

I have a 2002 2.4L 4cyl Mitsubishi Galant with the error code to replace the camshaft position sensor. The car is having starting issues common with a faulty cam sensor. I know where the sensor is, ...
4
votes
1answer
124 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
3answers
2k views

Car turning itself off in highway

I drive a 2001 Chevrolet Lumina and I was just wondering if someone here has had any experience like mine. Today I was driving on the highway and then suddenly the car had turned itself off ...
5
votes
2answers
182 views

What is the advantage of start-stop button over turn-key igniton in a car?

I have driven a Skoda Fabia which has turn-key ignition system. When I start the car, there is a whole lot of vibration in the car. When I was in the initial stages of learning car driving, the car ...
5
votes
2answers
344 views

Honda CB400 Super-Four - Power Issue

I have a Honda CB400 Super-Four. My bike starts and rides but I can't get more than 5000rpm out of her. If I do then she floods and cuts out. Two of her exhaust pipes are cold and two are warm. ...
4
votes
2answers
161 views

How much current should my car draw with the ignition on?

With the ignition fully off, my current draw is pretty much zero, but with the ignition on (to be clear - engine not spinning, starter motor not engaged) it increases to 2.5 amps (at about 11.5v, ...
4
votes
2answers
57 views

VW Bora - Misfire on cylinder 2

It starts every time and the engine shakes badly in higher gears. However, if I turn the engine on and off MANY times it will eventually kick back in and run as it should. So frustrating. Any ...
8
votes
3answers
6k views

2000 Honda Civic Won't Start after Replacing spark Plugs

My 2000 honda civic ex 4-dr sedan seemed like it was misfiring. I decided to check the spark plugs to see if that was the issue. I replaced the spark plugs. The car would turn over however the ...
5
votes
3answers
91 views

2005 Dodge Caravan - Erratic Misfire

The engine was misfiring for quite a while. At some point, the battery went dead due to a bad alternator and all the electrical systems went nuts. I replaced the alternator & battery. At some ...
3
votes
3answers
4k views

2008 VW Golf - no ignition lights on dash

I have a 2008 Golf 2.0 TDi GT with no ignition lights on the dash. I put the key in the switch and turned but nothing happened. The battery is fully charged, the key fob has a new battery and ...
4
votes
2answers
193 views

Start a circuit or device when you insert key in car ignition

I want to start a circuit in my car when I insert my key in car ignition and let it turn off when the key gets removed. I have Honda Civic 2007. Can someone just help me out as to from where do I take ...
2
votes
0answers
44 views

2004 GMC Yukon Denali, intermittent no crank/no start/no noise

OK, it started doing this a few months back with no rhyme or reason. Before this happened, sometimes would start beeping after engine start. A long 18 beep procession. Don't know if related. When ...