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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2012 Sonata doesn't turn on but make hosh sound

I have 2012 Hyundai Sonata which does not turn on,(Sometime you get lucky and turns on.) The car makes hush sound as below link but doesn't turn on. Video Link As you can see in video i tried couple ...
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2017 Ford Fiesta manually turning ignition switch

My 2017 Fiesta's ignition lock cylinder has gone bad. I am currently trying to avoid this problem by disengaging the ignition switch from the lock cylinder and manually turning the ignition with a ...
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My replacement ignition key doesn't work the doors on my Peugot 308

I had my keys replaced for a Peugot 308, one with a remote and one as a manual key after I lost the original. Both keys work as ignition keys and the remote fob locks as it should but neither key will ...
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no sound when turning key, but battery should be fine

I know it isn't the battery. I just had the charge checked, and it starts... Sometimes. But the majority of the time, I turn the key and there's no noise under the hood. The door indicator beeps when ...
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1990 Fox body mustang

My cars battery is charged and the lights turn on and the door locks work BUT when I turn the key the dash dosnt light up and the gauges don’t move at all and the car dosnt start. No sound as if the ...
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1987 Ford Ranger 2.3l Intermittent Spark

I have a 1987 2.3l Ford Ranger, the gas model, not the turbo diesel. It's been setting for a long time and had some electrical issues which we solved. Turns out the clutch sensor wire through the ...
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2 votes
2 answers
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Why does a car push start?

A lot of people've been there. I also have done this (unfortunately). But why does this happen? Procedure is very simple: turn the ignition on, engage 2nd gear, push the clutch in, get up to speed, ...
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Toyota 2006 RAV 4 - no spark

We've just replace the engine in a 2006 2.4l Rav 4. Replacement engine uses all the (tested) sensors from the old engine. Ran all the continuity / voltage checks for the ignition circuit and all are ...
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Disabling an old tractor by removing magneto cap end, am I risking damage?

I purchased an old (Allis Chalmers WD45) tractor which I am storing at a remote but accessible location. This tractor is magneto fired and can be hand cranked to start as well as started with a 6v ...
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Strange issues with Suzuki Cultus car 3-cyl Carbeurator G10 Engine

I need your help in figuring out some strange issues with my car which is running on Petrol. The problem started when I experienced starting issue such as when rotating the ignition self switch the ...
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2 votes
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more consistent spark by holding plug boot away from terminal

I've been trying to diagnose some misfire issues. I've noticed that just about each cylinder doesn't have consistent spark when hooking a timing light up to the plug wire. I figured I'd troubleshoot ...
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Wire hanging loose on B&S small engine - is that normal?

I have a relatively new Briggs & Stratton engine on a Cyclone Rake leaf vacuum. Engine model is 130G32-0184-F1. It's been running fine for several weeks. Today it will not start. I hear no sound ...
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Car wont start, starter will click, dome lights and headlights are dim

Ive got an 08 Impala that was running just fine two days ago. Yesterday I went to get in to go to work and it wouldnt turn over. The interior lights and headlights a very dim. I tried to jump it, and ...
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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 ...
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'00 Malibu no crank replaced ignition completely now worse. Help!

2000 3.1 V6 Malibu – I cannot get the engine to crank. What I have done in the last 2 months; Replaced the battery – tests @ 12.98V cables off, 12.78V cables on, 12.58V with key in (KOEO) position ...
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Is this close enough for ignition timing setting?

Having a hard time aligning the bottom pointer with the V above it while setting the ignition timing. They’re supposed to line up with the middle line of the three ||| Is this close enough or should I ...
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Why does the California smog check involve an inspection of the ignition timing?

I purchased a 30-year-old truck, which seems to run well in spite of its age. But when I take it to get a smog check, the engineer clips a timing light to the first spark plug and tells me that the ...
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My yamaha delight 2014 moped died total electric fail

My moped died the other day after running well Totally no power to ignition lights or any starter noise flat dead I changed fuse checked battery with meter even put booster on it nothing done lot of ...
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Volvo not wanting to crank

What would cause my Volvo s60 not start after replacing the ignition switch and key everything else is turning on but not cranking the engine it keeps saying start prevented try again in the ...
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72 views

32/36 Weber carb MGB dies when accelerating but when the progressive second butterfly throttle valve opens it revs fine at high rpm

i have a 1977 MGB with a 2 barrel progressive throttle 32/36 Weber carb. it will idle, but if i try moving at low rpm, the engine will jolt on and off. like if i was pressing the gas but rapidly ...
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What is this wire circled in green in the picture below that connects to the distributor body?

This green circled wire as you can see in the picture below connects to the lower part of the distributor body and it looks like its on top of the wiring for the condenser as well. Is this some sort ...
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Question about Ignition Systems ; The Amount of Contact Breaker Points inside the distributor

The distributor in Lamborghini Espada has 4 contact breaker points. Why is that? Couldnt a single point handle all 12 cylinders? I ve also heard they used twin points inside the distributors of some ...
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Car won't start and makes loud grinding noise when attempting to start it, video attached

2012 Infiniti G37x, Attempted to start it but it makes a loud grinding noise and doesn't start. The lights and the interior electricals are working. Haven't driven it in 2 weeks but it started just ...
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Mitsubishi Outlander extended crank

Why would I have an extended crank after replacing all of my injectors and also have rich bank 1&2 codes? Have double checked timing and vacuum,all seems ok. If I shut it off and start it right ...
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2 answers
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What are the pros and cons of using distributor per bank vs single bigger distributor on a dohc v8 for example?

early Ferrari 308 models used a distributor per bank that worked on their respective bank , but on later 308s they switched to a single bigger distributor that worked for both banks. What would be the ...
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New battery no start

One of week of extremely cold my Honda CRV 2014 battery died and I changed it with new one but the car neither started nor light or click it. I haven’t seen any problem before. Is there any suggestion ...
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Installed new battery not start [duplicate]

My Honda CR-V never have been any wrong or issues before. One week of extremely cold weather my battery died and I changed it with new one but no start, no light, no click at all. What shall I do ...
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2002PT Cruiser intermittent start/cranking issues

Have issues for two years. Replaced battery 3x -found sensor draining and repeated start attempts. Replaced alternator, starter 2x last 2/16/2021. Failed to crank 2/17. All interior lights and ...
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2 votes
2 answers
132 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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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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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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-1 votes
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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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2 votes
1 answer
60 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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1 vote
1 answer
493 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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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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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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7 votes
1 answer
782 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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10 votes
2 answers
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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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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1 vote
1 answer
225 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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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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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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0 answers
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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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1 vote
1 answer
389 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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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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1 vote
1 answer
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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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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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Why won't my car start? (Starter has recently been replaced)

I should preface this post by saying my car has had issues starting for at least a few months now. It is a 1996 Nissan Maxima and it has well over 100,000 miles on it. I have had very little problems ...
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3 votes
2 answers
350 views

1996 Nissan Sentra won’t start after refueling

I’ve had this car for about a month, and never had a single problem starting up. This morning, after filling the gas tank, I turn the key and absolutely nothing. No electronics or anything. I tried to ...
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1 answer
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2007 Mercury Montego Premier Various Electrical Issues [closed]

Recently purchased an 07 Mercury Montego Premier for a secondary vehicle/work vehicle. Engine seems to be great, but there are various minor issues that just annoy me. Driver's side window works, ...
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