Questions tagged [ground]

The part of an electrical circuit after the load device and continuing back to the voltage source.

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1answer
55 views

Correct gauge of wire for earth/ground

One of my ground cables, which links the battery to the gearbox has snapped. I used a caliper to measure the diameter of the wire, and it is approximately 6mm in diameter (so i calculated this to be ...
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2answers
133 views

Kia Rio brake light weirdness

My wife has a 2007 Kia Rio. She started it the other day and when she put her foot on the brake a dashboard indicator about a burnt out light came on. We looked at it together and found that with the ...
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0answers
19 views

Electrical wires worked with a melting connector but when I cut them and tested by twisting them together it wont work

So, like the title said I had a 3 wire connector plug which I assumed had wires grounding in it which was causing it to overheat and melt, when i clipped the wires and twisted them together to see if ...
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1answer
2k 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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2answers
28 views

steering treehouse/stem, forks replaced now it wont start

Are there safety features such as the kickstand being down, clutch in or a loose ground wire that effects the start button directly? If so, what grounds do I check on my 2001 Suzuki Katana 600f?
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1answer
39 views

2014 Jeep Cherokee Wiring harness ground to a 12v power outlet

can i ground tekonsha 118605 trailer harness to a 12-volt power outlet ground located in the rear cargo area on my Jeep Cherokee?i have the power wire ran to the battery and everything done except the ...
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1answer
349 views

Can I ground an amplifier on a bolt that touches the chassis or does my ground need to touch the chassis?

I currently have my amplifier grounded like this but I need to turn up the gain to the max to hear my subwoofer. Is this a good ground or does the ground connector ring actually need to touch the ...
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0answers
33 views

Open ground wire causing weird behaviour of combination meter

Few months ago, my combination meter suddenly start flicking then all the gauges stop working. After diagnosing it myself with multimeter and with the help of wiring diagram obtained from google ...
2
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1answer
44 views

Meaning of green ground symbols in Body and Equipment Mounting Manual ground point documentation

The Ford Transit Body and Equipment Mounting Manual documents ground points in a set of diagrams and tables starting in section 4.20.1 on page 211. While most of the ground points illustrated in the ...
2
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1answer
81 views

Battery Drain Immediatly

So, I am currently putting in a finalized sound system in a 1998 C5 corvette. I finally put the whole thing together( 4 speakers, hooked to an Alpine amp with RCAs. And a amp included sub box, the ...
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3answers
4k views

Why are multiple grounds in the engine bay/engine important?

On certain cars (perhaps even most? all?), such as the old Toyota MR2 turbo, there are multiple ground points. Some of them are described with pictures here: http://www.mr2oc.com/59-general-mk2-faq-...
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2answers
1k views

Truck Cap Lighting and Wiring - Can I splice two ground wires together, connect to one ground?

I have a new truck bed cap. I need to wire the cap's dome light and third brake light. As such, the cap has four wires (supply to dome, ground from dome, supply to brake light, ground from brake light)...
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2answers
2k views

Why are ground straps bare, and can I shield them?

So I have to replace a ground strap on my wife's car, which is a bare, braided copper wire that's tinned and solder blocked in the ends. Because this particular ground strap is on the bottom of the ...
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0answers
62 views

Pickup runs only with the ground wire removed

My 2006 Ford F150 would not start and the lights flashed in the dash when I tried to start it. I removed the starter which is only 4 months old, it bench tested as perfect. I removed the battery ...
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2answers
35 views

Ground cable from battery to motor can not find stud to attach cable. Where is it located?

350 Oldsmobile Cutlass. There is terminal ring that should attach to stub on motor. When I looked at battery / motor cable was dangling loose cable length about 2 feet.
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1answer
334 views

Intermittant crank, intermittant start / Acura TSX 2004 6spd manual

OK, I've been fiddling with this for 2 hours and I'm fed up, but I need your help and I'm willing to mail you a beer or something if you can help me diagnose that stupid issue! I've read other similar ...
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1answer
62 views

Trying to find the point of failure in car's electrical system

The car won't start unless I use a emergency power supply and even then it takes holding the key turned for ignition for a few seconds for the engine to eventually start. The car's instrument panel ...
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1answer
882 views

motor barely turns over and melts ground wire,

Motor barely turns over and ground wire starts smoking and melts wire coating. already moved ground to different areas and this does not help.
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1answer
3k views

Why do we place a negative cable to the ground instead of the negative terminal while jump starting a dead car battery? [duplicate]

I was wondering what the arguments would be besides the chance of explosions, or mishaps when a potential spark could ignite volatile gases. I already know of that potential liability so I don't need ...
4
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3answers
3k views

Why no common ground for two 12v deep cycle marine batteries connected in series?

My trolling motor instructions advise that a common ground MUST be established for connecting the trolling motor either to one 12 volt marine battery or to two 12 volt deep cycle marine batteries ...
4
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4answers
3k views

Why do I connect the positive and the negative to the battery on a boat?

My trolling motor for my boat has a black and a red connection. The red goes to the positive on the 12 volt battery. The black goes to the negative on the 12 volt battery. Could I connect the black ...
5
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1answer
75 views

What would be the need for more than 2 ground wires in any car, truck, suv, van?

With the understanding that most all vehicles have at least 2 grounds wires, what items would add to the list of minimum requirements for a safe grounding system. An 'item' is defined as an object ...
3
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1answer
51 views

Dodge w150 318 727 torqueflite; need help with wiring

We just got done putting motor back in but a ground wire from the head to the fire wall keeps getting hot and smoking (steel braided wire) we've been all over this thing and cant find out our problem