Questions tagged [ignition]

For questions related to the process and components that generate the spark that ignites the fuel-air mixture in gasoline engines.

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1answer
55 views

1999 Honda Civic Dx Won't Start, No crank

My 1999 Honda Civic DX won't start. I there is no crank so I started by checking the starter solenoid, there is no signal. Then I checked all fuses and relays including the main relay and they are all ...
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1answer
150 views

Coleman CT200U-EX-Will not start

Started up fine the first few times but when you hit the throttle it went wide open and when you let off the throttle it stayed wide open, so my son had to hit the kill switch to stop it. After doing ...
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2answers
28 views

2007 VW Rabbit went from hard to start occasionally, to not starting. Best places to look?

My VW Rabbit has had issues starting for the past few years. Last week, it stopped starting all together. Here are some of my observations and testings The car did not run rough once it did start ...
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2answers
65 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
47 views

Help with ignition symptoms

Honda Civic vti coupe 1999. Car previously used to keep stalling and I fixed it with a second hand ignition switch(from here on i will refer to the faulty switch as switch a and the second hand ...
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1answer
44 views

Why are ignition lock cylinder so greased on the outside?

A while ago I removed the ignition lock cylinder. When doing so I noticed grease/lubricant around it and don’t know why but I wiped it off and put the cylinder back. Why was there grease/lubricant in ...
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16 views

My Nissan Station wagon 2003 engine 2.0, even after changing the ignition

My Nissan Station wagon 2003 engine 2.0, even after changing the ignition, then the airflow meter the rpm still refuses to surpass number 3 and it even stresses the engine to get there, also the ...
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1answer
39 views

2013 Mazda 3 Engine not turning off while pushing the start/stop button

My 2013 Mazda 3 does not turn off the engine while pressing the start/stop button. If I continuously press the start/stop button for three or four times then engine stops and goes to the acc mode. ...
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2answers
178 views

Car not running properly on LPG when car has been idling for some time

I have a Renault Clio 1.4 16v 72kw from 2003. I have this strange problem where when the car has been idling for some time (when in traffic for example) and gets more warm (temperature indicator more ...
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1answer
523 views

VW Fox ignition system problems

Recently I have noticed some strange things happen with my 2005 Volkswagen Fox 1.4 petrol engine. On rainy days the engine always stalls when I stop, sometimes check engine light starts to blink, ...
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1answer
33 views

Can exhaust backpressure cause a car to cut out?

Car cuts out sometimes immediately sometimes after 30 seconds etc. If I hold the key on the starter position engine keeps running and stays on. I know this can be caused by a faulty ignition switch. ...
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1answer
128 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 ...
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1answer
91 views

Toyota Taco 06 2.7l 4c, Why are we having Ignition and idle problems after a head gasket repair?

We just replaced the head gasket and sealed with silicone and new gaskets. After our process was complete we discovered the engine idle would go from 1,000 rpms for 8 sec to 500 rpms 8 seconds ...
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1answer
165 views

COP +12V short to ground?

I have here a 03 Durango 4.7L V8 with a COP ignition system. Each coil pack has 2 wires which according to FSM one wire feeds all injectors and coil packs from a relay and one is a "signal" from the "...
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1answer
48 views

Is it possible to actually run on fumes

Regarding the phrase "running on fumes", if a tank is empty, will the engine get any power at all from fumes left from petrol (I don't mean drive it any distance), or is it just an ...
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1answer
2k views

Intermittent car electrical problem causing starting issues - any help pinpointing?

I have this starting problem that I've been trying to fix for the past year now. Well, I'm not really a mechanic of any kind, so I spend ungodly amounts of money to local car mechanics for "maybe" ...
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1answer
42 views

Replaced ignition cylinder, car wont turn over or crank

I have a 2007 chevrolet malibu. I have been having trouble for a while with having to turn the key a few times before it would crank until it finally quit cranking at all. I replaced the ignition ...
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2answers
103 views

1995 Chrysler Concorde that only started by WIGGLING the wheel - NOW does not start at all!

I have a 1995 Chrysler Concorde - a little over 72,000 miles. I'm 77 years old and want to keep this car. For 2 or 3 months, the car had only been starting if I lined up the steering wheel exactly ...
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0answers
62 views

Help with defective ignition switch?

Civic coupe vti 1999. Car has been stalling recently and am thinking it’s due to an ignition switch. I had recently swapped a previously faulty ignition switch with one from a breakers. I assume it’s ...
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0answers
9 views

opel astra 1.6 16v my ignition dont go on all fuses are ok

Good day just all of a sudden my ignition don't wane go on my car don't wane kick start nothing is working even my head lights not working its a Opel Astra 1.6 16v
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1answer
35 views

2001 honda civic key

Hi I just recently bought a used 2001 honda civic, my problem is when starting the car I have to shove the key in and turn hard in order for it to start. My friend wants to install a push start but I ...
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1answer
141 views

Engine light turn off sometimes and sometimes stays on

When I turn on the ignition of car, it shows the light of oil, battery and engine. Sometimes it tun off and sometimes stay on. When it turn off the car starts easily. when engine light stays on, car ...
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1answer
254 views

No cranking Chevy Malibu 2008

I have a 2008 Chevy Malibu four cylinder 2.4 L the battery tested good brand-new starter but I am still getting a no start no crank. I have full power in the car but when I turn the key everything ...
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1answer
32 views

Does my 1995 Cadillac incorporate ECM

I own a 1995 Cadillac. Does it incorporate a module that adjusts ignition timing for octane?--At what interval?
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0answers
12 views

Truck wont turn over and lights work battery is charged

I have a 2011 doge ram my lights and everything works besides the radio and the truck wont start you can hear it click when you turn it over but it won't start
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2answers
786 views

Scooter CDI with variable rev limiter - can it damage ignition?

I want to limit a delivery scooter with a variable CDI to 45 km/h (which can be unlimited by use of a remote). The dealer said such a limiter wears out the ignition and it's more likely to break. Is ...
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3answers
4k views

Car won't start, possibly due to ants in batteries

Yesterday there were a ton of ants crawling out of some hole in my backseat. I sprayed the them to death. This morning, when I try to start the ignition, my engine clicks a lot but won't turn over. ...
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1answer
919 views

Running engine without ignition condenser/capacitor

tl;dr: Is the capacitor inside a 97 Corolla's distributor important? A few months ago my 97 Corolla wouldn't start. After some investigating we found what looked to me like a bad capacitor (plastic ...
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1answer
487 views

Key won't turn in Honda Fit after ignition cylinder repair

Malfunctioning locks seem to be common with Hondas that have laser-cut keys. After lots of research and tutorials on repairing the ignition cylinder I was able to remove the cylinder, extract the ...
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0answers
8 views

Squeking when turning ignition

2010 plate. 52000 miles. Fiat Turn key in the ignition- engine starts fine- then kicks in a squeaking. If I am careful just to turn the key for the engine- nothing. But I would be having to remember ...
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15 views

1986 Dodge B250 - sudden fast idle and low “thudding” sound from exhaust

My 86 dodge van with the 318 engine recently acted up shortly after starting. This is a carburetted engine with an automatic transmission. I was letting it sit at idle to bring the engine up to ...
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2answers
2k views

What is the most cost-efficient solution when door keys do not fit ignition?

I know similar questions have been asked but I'm specifically looking for the most cost efficient way to solve the following problem. I have a 2006 Lexus RX400h for which the physical door key does ...
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1answer
59 views

How are ignition timing and fuel injection timing controlled?

I understand how the valve timing is controlled by a camshaft with a connection to the crankshaft using either a belt or chain, but the valves aren't the only things that need to be in sync with the ...
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1answer
2k views

CMP/CKP correlation vs Ignition timing Vortec 5.7L

I own a 1996 Chevy Tahoe. It is a 5.7L Vortec with 4 door. The engine is knocking and pinging and the power is sluggish after there were some servicing done and I can see that the CMP/CKP correlation ...
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0answers
11 views

2005 Jeep Cherokee key transponder issue linking to fuel

I currently have a 2005 Jeep Cherokee 2.8D in the workshop. It seems as though there is a communication error between the key and its transponder. The ignition turns on and the engine turns over, ...
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3answers
12k views

2001 Maxima starts but won't stay running

I have a 2001 Nissan Maxima 3.0L V6 that starts no problem but dies almost immediately. If I give it gas as I start it and hold the idle around 1500-2000 for a few seconds, then ease off, it will stay ...
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0answers
37 views

Car goes silent when I turn the ignition key

I have a 1970 Chevelle. The last few times I have tried to crank the car, I had to jump it off. I charged the battery and this time when I turned the key, the dash lights came on then as I continued ...
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2answers
37k views

How Does a Person End Up With Their Timing “180 Out”?

I have a 1969 Ford Thunderbird 429 Thunderjet and replaced the distributor with a stock distributor with a Pertronix electronic ignition. In the process of troubleshooting why it wouldn't start, we ...
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5answers
4k views

Can a heavy key-chain damage your ignition?

I just bought a 2012 VW Jetta TDI. The dealer asked me to do a 2,000 mile check-up to make sure everything is within tolerances. At the check-up the service representative said my key-chain was too ...
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0answers
21 views

Vehicle wont start because ignition system thinks vehicle is not in park (Mercedes benz GL 320 bluetech, 2009 model)

My dad owns a Mercedes Benz GL320 bluetech bought in 2009. Vehicle was shipped to Ghana upon purchase for his personal use. Over the past 3 months, a problem has creeped up which seems to be beyond ...
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0answers
22 views

2002 Subaru Outback strange starting

my 2002 Subaru Outback has an anti theft starter system where if I turn the key nothing happens, but if I turn the key and also press the windshield wiper de-icer then the call will start. This is how ...
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1answer
75 views

Misfiring after not using car for one month

I have a Ford Focus 1.6 LX 16v 2004 MK1. I went away for one month and after I returned the battery was dead. I charged the battery, started the engine and took it for a short drive. I noticed it was ...
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2answers
91 views

Stuck ignition on a 2010 Ford Focus

I am no longer able to start my 2010 Ford Focus. The key is not able to turn at all. Importantly, the car beeps when I open the driver side door as if the key was still in the ignition. This has ...
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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 ...
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0answers
965 views

Car is making buzzing noise but wont turn over

I have a Peugeot 307. All the lights are working, stereo etc when turning the ignition key to on, but when I turn the key to the start position it does not do anything but makes a constant buzzing ...
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0answers
32 views

Yamaha not starting (see video)

Afternoon all, I have a xmax 300 working perfectly until today when it did not start at all, I have sufficient power in the battery, every function working perfectly until I try to start it and it ...
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2answers
4k views

Explain the sound of a car's ignition?

A normal, working car, nothing wrong with it, makes a very distinctive sound when you turn the ignition. I have a vague understanding of a distributor spinning around real quick and firing the spark ...
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1answer
389 views

2008 Hyundai Accent: DIY Ignition Lock Cylinder Replacement without key programming?

Background: neither key would turn in the ignition after an hour of trying various things. Same/similar issue as in this thread, I think: https://www.reddit.com/r/Cartalk/comments/2pwlul/...
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2answers
1k views

AJS Regal Raptor cranks but won't run

I have a AJS Regal Raptor DD125E. When I push the starter switch the engine spins but no spark at the plugs. However as I release the starter switch I get a spark from the plugs on the engine overrun.
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8 views

Ignition turn off

I use Opel Corsa D 1.3cdti. The ignition mostly turns off when I’m descending hill with neutral gear. What could be the problem?

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