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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0answers
748 views

Spark coming from distributor cap pin

recently I have noticed some random engine misfires. I've checked my spark plugs and wires and haven't noticed anything unusual. I have checked for sparks at night and there were no sparks coming from ...
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1answer
36 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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1answer
362 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

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
25 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
32 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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1answer
37 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
85 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
45 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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2answers
36 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
68 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
1k 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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7answers
40k 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 ...
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35 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
33 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
34 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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1answer
36 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
48 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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2answers
61 views

2003 jetta chip key programming

I have a 2003 vw jetta which I have lost key for. I have bought the new chip key and was wondering if I can program it myself and what do I need?
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2answers
70 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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1answer
435 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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1answer
19 views

2012 Chevy Malibu ignition switch

I bought a used ignition Switch and got it put on. Do i still have to program that? Or it should work because it was programmed before? I need help
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4answers
10k 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 ...
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1answer
4k 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 ...
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1answer
27 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
60 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
43 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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6answers
26k views

Chronic ignition problems with 1996 Suburban, replacing distributor cap makes it go away

I'm trying to diagnose an ongoing ignition problem with a 1996 Chevy Suburban. Sometimes it won't start, and the previous owner said this happens regularly, and every time the problem occurred, ...
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1answer
17k views

Weird Problem! Need to turn steering wheel to crank start the car

I have a 1997 Toyota Corolla It started to have starting problem a few weeks ago. If I didn't drive my car for 1 or 2, the car won't start. The only way to start the car is to turn the steering wheel ...
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1answer
21 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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1answer
60 views

Help diagnosing start up/battery drain problem

Ii previously asked this question New batteries keep getting drained, any ideas of cause? Sorry was not sure how to link question. Anyway I got a multimeter and here are my findings. Firstly the ...
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2answers
335 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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1answer
89 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
7k views

2000 Toyota Tacoma - Won't start and it isn't the battery

2000 Toyota Tacoma When I put the key in it just turns and won't start. It isn't the battery. It seems like it isn't catching for it to start. Could I need a new key or ignition switch?
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0answers
26 views

Nissan Juke 2017 plate … battery

My father-in-law was looking after my 17 plate juke while I’m travelling, he let battery die . He recharged battery but now ignition won’t turn off and car will not lock
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1answer
75 views

Ignition problem with Kymco Quannon 125cc

I have a Kymco Quannon 125cc from 2007, I bought it last year. Some time ago I was having problems when I tried to start it. The bike does the regular noise when starting it, but seems the gas is not ...
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0answers
121 views

Car making buzzing noise but wont turn over

I have a Peugeot 307 all the lights are working, stereo etc when turning the ignition on but when I turn the key to start the car it's not doing anything but making a constant buzzing noise which I ...
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1answer
26 views

CAn you keep a car runnng with an Intermittent ignition switch?

Car keeps cutting out due to intermittent ignition switch however as it cuts out it for long enough it will continue if you hold the crank. Need to get somewhere 25 miles via motorway. Can I expect ...
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0answers
11 views

For a 1993, 2.2 L Toyota Camry

Toyota Camry 1993 HEI distributor ignition system. How would I upgrade to the dual coil with no distributor like a 1999 Camry. Would I have to change to HEAD, Wire Harness, ICM, & plugs?
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40 views

How to/difficulty of transferring immobiliser related wires in an ignition switch harness?

Was replacing ignition switch and realised it had an immobiliser related wire on it which needed to be transferred over. I have no real knowledge of electronics. How does one go about moving these ...
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0answers
46 views

Car struggles to start when warm (fine when cold)

Car is a Mk1 Golf Cabriolet with JH1 injected engine. The car struggles to catch when the engine is warm. It turns over easily but will start to fire on only 1 or 2 cylinders for a while before ...
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1answer
43 views

help diagnosing intermittent non start and cut out

Car sometimes starts, sometimes not, and also cuts out during driving, I’m assuming this is due to same cause. Mechanic said there is fuel starvation and perhaps fuel pump is not working and that I ...
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0answers
47 views

both headlights, beam, dashboard etc not coming on

Car is a civic vti coupe 1999. Both headlights and the beam lights are not coming on. when you turn the headlights on the dashboard usually lights up simultaneously with the headlight so you can see ...
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0answers
308 views

Kia Cerato 2009 won’t start - dash lights won’t work

Yesterday I disconnected the battery and reconnected it again (correctly) so I could change a head light as it was very hard to reach. Once the battery was reconnected my car wouldn’t start and my ...
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1answer
78 views

car wont start after attempt to change ignition switch and battery sparks

Car is a honda civic vti 1999. was going to change the ignition switch since its faulty though by holding crank you can get it to start. first i tried to disconnect battery(safety since starting ...
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1answer
45 views

My motorcycle's engine turns off while driving

I have a RE Thunderbird 350 and now-a-days sometimes my engine turns off while I am riding. Earlier, it used to happen once in a while when I used the Pass switch or the indicators. From the last few ...
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3answers
2k views

Honda City 2009 : It would not start Start

My honda city 2009 AT would not start. The gauges would light up. The power windows,radio and AC worked. I was able to turn the key but when I try to start it, it will just give a sound like it is ...
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0answers
41 views

Car makes weird noise if I dont push my brake down as hard as I can whilst starting it

Title basically says it all. Been having this issue for a few months! ! If I Press my brakes down like a normal person when I turn the ignition my car makes a weird noise but if I push on my brakes as ...
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1answer
989 views

Electrical problem with my 125cc. motorcycle

Yesterday I was waiting for my wife to get out of her work and when I tried to start my bike, at the very moment I pressed the start button, it all went off. All the lights, the cockpit just went off. ...
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0answers
22 views

98 Toyota Camry won’t crank or start after ignition cylinder replacement

Let me start from the beginning my cousins 98 Toyota Camry had a ignition cylinder that wouldn’t turn without hitting it with a hammer. So we went to the salvage yard pulled an ignition cylinder and ...