Questions tagged [electrical]

Concerning the main electrical system of a motor vehicle or internal combustion engine. Consider using the [electronics] tag for radios and other such systems. Use the [electric-vehicle] tag for questions about electrical powered vehicles and their unique systems.

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240 views

2004 kia sedona slow cranking

I have a 2004 diesel KIA sedona that is hard to start. It cranks really slowly. I thought it was the battery, so I had it replaced and it is still doing it. Any ideas?
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439 views

Help !!! 2007 Honda Accord 2.2 diesel not starting intermittently

my Honda Accord has developed an issue where by sometimes it fails to start when the key is turned, it will turn over but not start, the green key light stays Stays flashing on the dash, does this ...
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1k views

Strange sound after replacing starter and battery

My 2007 Kia Spectra just had a starter and new battery put in. Upon starting the car squeals loud with the sound of bits of gravel moving thru something. This happens when the car in completely shut ...
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1answer
222 views

Side Light issues (Daytime running lights) - 51 plate Clio

It's MOT time for the MillerMobile soon. I've managed to fix a few issues but this one has me stumped. The drivers side side light (aka Daytime running light) is not working and its the only one on ...
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634 views

Door Monitoring Through OBD-II Bus

I have a Ford Fiesta Style (05) and was wondering if it would be possible to determine the status of the doors of the vehicle through the OBD-II bus? In particular I want to know whether or not the ...
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544 views

2005 nissan altima alternator getting hot

I have a 2005 Nissan Altima 2.5 liter. The first issue is that my belt was vibrateing badly when I would run the air conditioning. I came to find out it was a pulley on the alternator that was bad. ...
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93 views

Installing a 3rd party radio in a VW Polo

I am finding it hard to understand why I need run a 12v wire as well as use a Quadlock to ISO converter. The current VW radio clearly gets power from its connector and is able to tell if the engine ...
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1answer
3k views

How to repair and clean alternator [duplicate]

My car won't start and it's because power steering pump slings oil on it. I was told that I had to clean it to be able to have it charge. I need to know if I clean my alternator from all that sludge ...
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0answers
40 views

Merdeces stalls after 30sec-1min, and battery warning light is on [duplicate]

I've got an old but low mileage Mercedes and This problem puzzles me. The car stalls after a short time(30 seconds to 1 minute) after start up and the battery warning light on the dash lights up. I ...
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22 views

Automatic A/C recirculation problem [closed]

I have a Toyota 2014 4-Runner limited and I have a problem where the recirculation button will automatically turn off. It works fine when it's on, but is there a way to turn off the auto turn off?
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46 views

Headlights on my Mazda truck aren't working [closed]

I changed the dimmer switch on my Mazda truck and the low beams won't work but the high beams do. I've changed the headlights and checked all the fuses and relays. What should I do now?
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3answers
184 views

Battery dies frequently

I've had my 97 civic for a year now and the battery died about 3 months after I bought the car. Each time it died, I'd kick start it, drive for a few days, then it would die again. So I went to the ...
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3answers
61 views

My 1999 Toyota Sienna takes time to start and when I press accelerator it goes off

My 1999 Toyota Sienna will take time to start when it cools and when it eventually start and I want to raise it by pressing the accelerator, it goes off and I have to restart it again. And again if I ...
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2answers
1k views

No Power at All / Key Stuck in Ignition 2009 cobalt

went to start my Cobalt, turned the keys on, power flashed on for a second and then everything went out and keys got stuck in the ignition.
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3answers
257 views

Mazda 3 2005 unknown cable

I bought a used Mazda 3 year 12/2005 from Italy. This car has a diesel engine 1.6 Turbo same as Ford/PSA. I have a loose three pin cable that don't know where does it belong. I've checked with 2 ...
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2answers
2k views

96 Toyota Camry won't stay started [closed]

My 96 Camry starts first time every time then stalls after 10-20 seconds? Last year it ran fine but rarely would stall @ running speed. I had to set for 2-3min before it would start then it ran fine....
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1answer
80 views

Putting three headlights on my bike

I want to fit a total of three headlights on my average 220. What type of modifications do I need to make in the wiring to make it possible?
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2answers
66 views

Why does Fuse Holder terminal get warm/hot?

I recently bought some Fuse Holders. Sometimes these Fuse Holders get warm/hot. Someone suggested the fuse might not be properly connected at the terminal. Is there a reason why I'm getting a warm/...
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1answer
4k views

Why does a backup camera work without the ground wire connected and is it needed?

I am in the process of installing a backup camera that has the same wiring as shown in this picture: The cable in the middle with a red and black wire coming off of it connects to one of the two ...
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1answer
750 views

Missing fuses - is it OK?

I recently got the car horn replaced and the mechanic changed the 2xfuses for the horn from 7.5 amps to 15 amps each after installing the new horn. This is because when testing the horn, it blew a ...
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1answer
139 views

Best way to add amp and sub to car [closed]

I just got my first car, a Chevy Cavalier 2000 base, and I would like to put in a new radio, a decent amp and sub to drive the speakers and sub. I am right now looking at this radio. I would like to ...
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1answer
58 views

Why does a relay not short the battery?

I am planning on hooking up a 4-pin relay to supply power to ignition coils on a motorcycle. The on/off switch on the diagram below is the ignition switch operated by the key. Ignore the fact that ...
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1answer
38 views

Voltage Problem

I modified my car taillight with SMD light same as image, I tried them after installed with 12v DC 1000mA adaptor and was working well, but with car battery not worked, After that I found out The SMD ...
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1answer
2k views

Calculate car battery life using OBD parameters

I want to calculate the battery life of a car based upon OBD2 parameters like engine load, distance traveled, Control Module voltage etc. Can anyone please guide me as to how to do this? If ...
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4answers
62 views

Running my camper on solar

I would lIke to run my camper fully on solar and I'm unsure what I would need to do it right. It would be for heavy use, lights, appliances, tv, ect... I have a 2014 camper that has a 50 amp plug on ...
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2answers
1k views

Tail-lights not working

Why doesn't my left tail light work on my 2000 Grand caravan. I have Changed the bulb. That didn't fix the problem.
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2answers
57 views

Keeping a device in cigarette lighter

I own a Ford Fiesta 2006 when my car is turned off my cigarette lighter stays on as I only have one I use a 3 way cigarette lighter plug splitter adapter I use one port for the dash cam and one for an ...
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1answer
38 views

What to check when my car has an electrical problem? [closed]

My car is showing an electrical problem (I suspect it is electrical). As an intermediate DIY what should be the first things I check, and how easy is it to check them? I'm thinking of Fuses, Relays, ...
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1answer
471 views

Dead battery, reversed polarity on jump, won't turn over with correct polarity

Total #rookiemove on my part - it was late, dark, I'd shovelled snow for an hour then decided to try and jump my car that had been sitting in the garage for at least a couple months without being ...
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1answer
57 views

How to read a motorcycle bulb

My motorcycle's headlight bulb specifications are 12v-35/35W. What does a 35/35w mean here.(I know w stands for watts but why 35/35). Also headlight draws current from alternator whose specs are 0....
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1answer
26 views

Get 5V to USB Under Hood?

What's the easiest way to get 5V to a USB under the hood of a 2009 Civic (or preferrably, a general solution)? Basically, I want to put a custom theft-prevention device either underneath the dash or ...
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1answer
118 views

1996 dodge dakota 4 cylinder 5 speed

Bought a new upper o2 sensor but the clip on wiring harness is melted so I want to straightwire them to o2 sensor. Harness wires... black, tan, gray, green with orange stripe Oxygen sensor... black,...
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3answers
2k views

Using an old car as a generator

This is a very general question asking for some specific answers. Essentially, I would like to take a vehicle and strip it down, and to turn it into a generator. I’d like to take advantage of the ...
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1answer
503 views

Dodge Grand Caravan (2006) electrical issues / won't start

I'm having trouble starting my car. First of all, the battery is empty. All I hear is click click click click.... The battery is relatively new, bought it last fall. I borrowed a jump start kit and ...
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1answer
49 views

How to keep jump starter fully charged

How can I connect a jump starter to my truck so the jump starter is always fully charged when I need to give someone a jump? The jump starter is a Matco PS2200JS, the truck is a 2011 Ranger 4L-V6. I ...
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1answer
355 views

A 2009 Hyundai accent that has a new starter and will turn over but won't start would be because of what? [closed]

4 cylinder, 1.6ltr hyuandi accent four hours...it has a new starter and will turn over but won't catch and I have taken the whole car apart practically.. What is the problem
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2answers
2k views

2004 Chevrolet Optra cooling fan

I have a 2004 Chevrolet Optra and my cooling fan doesn't start. I plugged the fan directly on the battery and my fan worked. The fuses and relays in the fuse-box are fine. My cable seem fine. My ...
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1answer
166 views

98 Olds Intrigue headlights turn off when driving turn back on by using switch

When I'm driving in cold weather, the headlights (which turn on automatically) go out. I can turn them on with the manual switch. Which relay or fuse does controls this? Does anyone have a number or ...
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2answers
109 views

2002 Dodge Stratus loses all electric power after jump starting and running a few minutes

Already replaced the alternator and battery. Alternator is putting out 13.7 volts and battery is reading 14.1. I jumped the battery and starts right up, but after removing jumper cables the dash ...
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3answers
3k views

connecting backup camera in my honda 2001

I am trying to set my back view camera in my Honda 2001. I could not figure out how to make electric configuration - I just want to avoid using tail light and my backup camera can keep running while I ...
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1answer
2k views

ECT control/sensor on 2001 Chevy Monte Carlo location

Where exactly is the ECT sensor/control located on 2001 Chevy Monte Carlo?
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1answer
93 views

Aux port '12 Pathfinder not going in all the way

So I have a Pathfinder and the stock has an auxiliary port when I got it (used), but the 3.5 cords that I insert into them doesn't go in all the way, and I'm giving it quite a bit of pressure. I'm not ...
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1answer
28 views

What is the Polarity of the L terminal on a Regulator/Rectifier

I am replacing the Regulator Rectifier on a John Deer tractor and there are 6 terminals. Bat + (Battery positive) IGN (Ignition switch, engages the regulator) Bat - (Battery Negative) AC (AC Input ...
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1answer
18 views

(VW CC 2010 2.0L Sport) How do you diagnose a parasitic battery drain from a fuse that controls rear window raisers and central locking system?

My 2010 VW CC is having a parasitic drain issue and I've isolated the problem to one of the fuses which is for the rear window raisers and for the central locking system. If I keep this fuse out ...
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1answer
53 views

Battery voltage drops to 0 when high load and then recovers

Morning. I took the car to the mechanic for a bearing change and to change the airbag clockspring. The mechanic told me he would see if the car has any electrical problems before changing the ...
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1answer
25 views

What Would Cause Only One Headlight to Work at any Given Time?

Say a vehicle has two working headlight bulbs. We confirm that the battery gets power to both bulbs and have seen both operating individually. What would be some reasons that only one bulb works at ...
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2answers
81 views

Charge a car battery with a solar panel that only has USB outputs

I currently have a solar panel (this one), that is able to output 24W of power at peak capacity. I would like to be able to use this solar panel to trickle charge a car battery, but the panel only ...
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1answer
15 views

2007 Impala lights not come on

I have 2007 Impala. We crunk it one morning and it just cut off. Then it wouldn't crank and none of the lights inside or radio display would come on. Starter is good battery is good and fuses look ...
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1answer
13 views

06 Suzuki 250 gz electrical issue

I lost my keys and had to order a new ignition. When I got the new ignition I plugged it in and it shorted out. I've checked my fuse's they all look good. Do you think that it could be the relay or a ...
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1answer
69 views

Access to alternator output for powering a custom device

I have a custom made circuit (device) to be installed in my vehicle. This device is to work (power up) only when the engine has started. It consumes a reasonable amount of power hence do not want it ...

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