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.

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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) ...
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0answers
19 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 ...
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2answers
37 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?
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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
55 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 ...
5
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1answer
29 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 ...
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2answers
65 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
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1answer
18 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 ...
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2answers
37 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 ...
6
votes
1answer
42 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 ...
4
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1answer
44 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 ...
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1answer
57 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" ...
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2answers
141 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 ...
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3answers
418 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.
5
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0answers
29 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 ...
4
votes
1answer
46 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 ...
4
votes
1answer
74 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 ...
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1answer
25 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.
5
votes
2answers
140 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 ...
4
votes
2answers
136 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, ...
5
votes
1answer
54 views

04 Saturn ION 2 p0300

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 ...
4
votes
2answers
54 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 ...
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votes
2answers
152 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 ...
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0answers
35 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 ...
5
votes
1answer
45 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
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1answer
103 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 ...
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2answers
263 views

Distinguishing between mechanical and electrical failure in ignition diagnosis

After a month and a half of not driving the car, yesterday I tried to turn it on, however the only sound that I heard was the rotation of the starter, which is not engaging the flywheel (the engine is ...
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5answers
795 views

How exactly does running fuel-lean increase the temperature of ignition?

I learned in this question that running an engine fuel-lean will increase the temperature of ignition, among other things such as causing problems with the catalytic converter. I have no idea how or ...
3
votes
1answer
32 views

My car won't crank

I started my car the other day and turned the car off. When I tried starting it back up it wouldn't crank. I took the key out and my dashboard gauges would stay on. I can start it up by the ...
7
votes
2answers
152 views

Key Doesn't come out of Town and Country

A few days ago I could not get my keys out of my 2005 Town and Country. Soon after, the battery ran out of juice. If I jump the battery, I can start the car and drive it. But when I park the vehicle I ...
7
votes
4answers
716 views

Corrosion on battery, won't start, making clicking noise, won't charge

I'm trying to charge the battery on my 2002 Celica. Here is some background: Battery is a bit old, around 3 years or so. Corrosion has been building on the battery to the point that it almost ...
7
votes
1answer
29 views

1973 CB350-four, no spark on 1 and 4 when it's cold

When this bike is cold the 1st and 4th cylinders do not fire. Pulling the plugs and checking them, there is not spark. If you get the bike hot, it runs really bad on the way there, 1 and 4 come ...
8
votes
1answer
242 views

What can I do with an Inline Spark Tester?

Due to my recent problem with weakly firing plugs, I'm looking at inline spark testers. I've seen three basic types: The simple flashing one which goes in between the wire and plug with the plug in ...
5
votes
3answers
119 views

97 Honda Accord won't start after head gasket replacement

I recently replaced the head gasket on my Honda Accord. The cylinder head was tested at a machine shop and they also replaced the valve seals. I didn't do any work to the cylinders, except use ...
4
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0answers
59 views

03 chevy impala- I have a bad misfire

When I push on the gas it hesitates to go. The check engine light starts flashing but once it gets rolling its gone. I change the spark plugs, put in a gas treatment, shot some B-12 in it and ...
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3answers
101 views

Relation Between RPM and Spark Advance

It's my understanding that under normal operation spark advance is directly proportional to RPM, i.e. as RPM increases so does spark advance due to the need to ignite the AFM earlier the quicker the ...
3
votes
1answer
87 views

How is Dodge Spark Advance Controlled by the PCM if there is a Distributor?

The Chilton manual for the late 90s and early 2000s Durango and RAM says that PCM controls ignition timing and spark advance. I don't understand this, because these motors are equipped with a ...
5
votes
1answer
85 views

Motorcycle Starting Issue - no longer starting after attempting to jump with a car battery

I tried jump start my bike with my car battery because the motorcycle battery was really low and would not start. I mistakenly touched both ends of the jump leads together and cause a big spark, ...
7
votes
1answer
305 views

2003 Honda Accord - Intermittent no start/no crank

2003 Honda Accord, everything lights up fine but it has a really strange “groaning” noise, kinda quietly. Then after a few tries it starts up perfectly fine. Sometimes it starts up first time, ...
5
votes
2answers
262 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
2k views

OBD II power when key not in ignition

I can't get to the OBD connector on my car at the moment. As far as I know the OBD II voltage is active even when the key is in lock. Can anyone confirm this? edit : It's for a product that ...
7
votes
1answer
51 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 ...
7
votes
3answers
308 views

Single-cylinder engine - no camshaft position sensor?

I'm doing some research on the Honda CRF450. This is a single-cylinder engine. I'm interested in the fuel-injected models (not the older carbureted versions). As far as I can tell, this engine ...
4
votes
3answers
291 views

Car will not start Sometimes?

Hey i just wanted to ask about my girlfriends car she has been having problems with for over a year.. we had it checked but they always say nothing is wrong (usually because the car starts when they ...
2
votes
2answers
109 views

Replacing Spark Plug with Laser Iridium NGK Spark Plug

I have 2012 KTM Duke 125 at 10 000 miles (16k kilometers). I am the third owner of bike for 2 years. Whenever i twist the throttle fastly, motorcycle is chocked up. So i thought the problem could be ...
5
votes
3answers
87 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 ...
5
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2answers
93 views

Very slight arcing of good spark plug wires

While looking for the reason of occasional misfires I checked if my spark plug wires are arcing at night. There was no textbook arcing with popping sounds and pretty lights, but there was extremely ...
4
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1answer
54 views

Frequent spark plug change

I have a Hyundai Tucson , 2008 model. About 20 months ago while my wife was driving the car, some smoke come out and she stopped the car and they tow it. (She doesn't remember white or black smoke) ...
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vote
1answer
30 views

Studder first starting

Hyundai Tucson 2008. Gasoline model. I live in a very hot climate and when I start my car in the morning it studders for a while. If I pump the gas, it disappears and doesn't come back. I ...
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1answer
52 views

Do Distributor Caps need Regular Replacement?

Does the rotor physically contact the points in a distributor cap and cause them to wear down such that the cap would need replacement at regular intervals?