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
18 views

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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14 views

How should “Torque request” in scanner live data look at idle?

Recently was pouring over some live data and noticed the torque request at idle was sitting at -38 to -40. Im curious to find out more about this, is it a sign of retarded ignition? timing? eat.
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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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1answer
33 views

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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1answer
28 views

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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33 views

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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23 views

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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2answers
47 views

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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82 views

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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1answer
43 views

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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1answer
23 views

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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2answers
39 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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1answer
61 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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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
61 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
49 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
49 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
191 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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63 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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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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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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1answer
611 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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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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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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17 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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1answer
84 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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51 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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27 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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24 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
163 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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41 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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1answer
343 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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9 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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40 views

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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2answers
334 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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1answer
78 views

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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2answers
99 views

Ignition coil replacement

My girlfriend has a 2007 Nissan Sentra with 160000 miles on it. She does not think the spark plugs have ever been replaced which leads me to believe that the ignition coils have also never been ...
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1answer
492 views

Keyfob battery dead - Can I still start my 2007 Mini Cooper S

I don’t drive it too much but noticed that when I put the keyfob in, and press start button it sort of acts like the car’s battery is dead but after a few attempts it will start. Today I couldn’t ...
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182 views

Renault Master immobiliser stays off, engine turning over but not firing

I have a 2003 Renault Master, which was left unused for about 4 months. The little light on the dashboard (between STOP and SERV) does not even go on. When I go to start it, the engine turns over but ...
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2answers
159 views

Electrical question - solar panels and kill switches

I have an old truck and I don't drive it much. I've hooked up a 1.5v solar charger to the battery to keep it fresh. It's working well, but when I do drive it I need to unplug the solar panel or risk ...
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87 views

My car wont start and is silent when turning ignition, but lights, radio etc will come on. What is the most likely culprit?

When trying to start my car the lights, radio, and all auxiliary components will turn on, but the car is silent and not trying to turn over. However, if I shift my car out of park and back into park a ...
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1answer
60 views

Starter or Battery? (or Alternator?)

I have been lent a car and I took it out for the first time last night (it's a 2003 Chrysler). The car had been left for a while and the battery had been disconnected. I connected the battery and ...
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1answer
66 views

What components on a 1973 Datsun 240z would cause loss of spark

I have replaced the battery, spark plugs, spark plug leads, distributor cap, distributor rotor and ignition coil after my car started sputtering and stopped working recently What could I be missing ...
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1answer
43 views

Truck takes a lot of tries to start

Bare with me. I don't know much about vehicles. My 2004 Dodge Dakota takes like 10-20 tries to start in the morning. During all the failed tries, I only hear a click each time (that means it's not ...
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2answers
109 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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36 views

Regulation if stop lamps may require an activated ignition or not

Where can I find a regulation for Europe or Germany, if stop lamps may require an activated ignition or not? I saw that the stop lamps of some cars are still fully functional without the ignition key ...
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1answer
57 views

Car won't start, not cranking, but everything else works

I have a Mercedes-Benz C220 CDI 2003 model. Last night I wanted to go out, so I started the car. Then I forgot to put it in neutral, because sometimes it won't come out of park. When I switched it out ...
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2answers
64 views

Failed coil electronics plug for one cylinder

I have a 2005 Audi A6 Quattro with a 3.2l V6. My brother just purchased it from our local Craigslist, and we didn't check it over very thoroughly before purchasing, but at time of purchase it ran ...
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1answer
50 views

How do I start my 2016 CX7 Mazda if my ignition device battery dies?

How do I start my 2016 CX7 if my ignition device (proximity key) battery dies?
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70 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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