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Questions tagged [wiring]

For questions about the wiring of a car(apparatus that connects electrical circuits).

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I have problems with low beam and cruise control on my Holden Commodore VY

Headlights were working fine. Low beam is now too dim to see with ( Both sides) High beam still works well. Cruise Control was working well, but now works on and off, sometimes for a while, next time ...
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1996 ford contour bank 1 02 wiring problem

I have a 1996 ford contour 2.5 v6 that my dog pulled the wiring and plug off of the 02 sensor.the wires off the harness are this brown w/blue stripe.black w/orange stripe..white w/green stripe.and ...
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'94 Kawasaki ZZR600: Electrical issues

first post here, be gentle :) I have an (presumeably) electrical issues with my '94 Kawasaki ZZR600 (ZX6). Two weeks ago, I was ready to go to work when suddenly the bike died on me, all electrical ...
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How to plug engine harness into 81 chevy aftermarket distributer

We're rewiring the engine on an 81 Chevy. The distributor has two markings. Tach and Battery. There are two wires that fit the outlet. Do we need both, is there any way to tell which cable goes ...
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27 views

Windshield Wipers turning on on their own

2012 Ford Focus SE My windshield wipers have been going crazy. The other day, after parking my car and taking the key out my windshield wipers turned on. Eventually they stopped after a few minutes. ...
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1answer
30 views

Spikes while observing my obd2 scan tool

I have a 2005 chevy avalanche 1500 4wd automatic. I bought this last summer and ever since I got it, it has had problems one after the other. I recently bought a OBD2 scan tool and started observing ...
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c30 engine wiring

I was putting a new starter into an 81 custom deluxe and one of the wires crumbled. The wiring harness looks like its original. We're wondering about trying to patch it or replacing the harness ...
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20 views

Tail light doesn't work, when I turn on the headlight

I have a 2007 Honda Civic with over 200k miles. When I turn on the headlight, tail lights don't turn on. Turn signal light works fine, brake light works fine and reverse light works fine as well. I ...
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2answers
104 views

Need help wiring low beam and high beam headlights

New aftermarket headlights on my daughter's truck have separate lights for low and high beams. I would like to wire them together so the low beam will still work independently, but they both will come ...
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1answer
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Where do I find the fusible link in my 2001 Mitsubishi Eclipse V6?

The right headlight low beam circuit fails to provide power to the headlight; there was an intermittent short at the headlight connector between the ground and power leads. The relay is operational ...
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30 views

Please help no one knows what's wrong

I have a 2008 Chevy Equinox went to start it and nothing no sounds nothing all lights and gauges work battery is fully powered had it towed to garage and they said it was starter so we replaced it ...
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Stereo Headunit resets everytime its switched off/on

Car: Audi TT 2011 Stereo unit: Pioneer SPH DA120 New on here and dont usually need to ask but i cant find an answer to my problem anywhere. Had a huge headache installing my head unit and a new sub ...
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1answer
28 views

BMW head unit losing memory after some time

I have bought an aftermarket head unit and a harness adaptor for the BMW. I'm not great with cars but thought I'd give this a go myself. The harness has a flying red wire which required connection to ...
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42 views

KIA Oprius / Amanti 2006 instrument cluster pinout, wiring diagram

I am currently doing an instrument cluster swap, but I need the pinout or wiring schematics for it. Thank you in advance.
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1answer
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2008 chevy 2500HD 6.0L

Rear O2 sensor plug on drivers side has been torn off of the main harness leaving only two wires left to go to the O2 sensor. O2 sensor appears to have had 4 wires coming from it. How do I rewire ...
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2002 Ford E450 7.3l Ambulance starter issues

My starter will only work when I jump the wires on my "new" fender mounted solenoid. Not using the key, just have it turned on and jump the solenoid. At the starter there is a red wire (thin) looks ...
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diagnosing battery drain -ford Taurus 97 - fuse 23

pulling out fuses one at a time, i isolated the leak to: fuse 23 - leaking off-scale (> 250mA at 12V) - "Wiper system,variable assist steering, remote entry, anti-theft" fuse 24 - leaking ~180mA - "...
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1answer
34 views

Put in aftermarket stereo and used aftermarket wiring harness adapter… won't work unless connect battery and ACC wire together? Draining battery

I have put an aftermarket Double Din stereo in my 2001 Nissan Xterra and used the correct aftermarket wiring harness adapter kit. I have wired it color for color with the exception of leaving the ...
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Deutz AgroStar 4.61 wiring plan

I want to build a GPS-based automation steering for my Deutz AgroStar 4.61 tractor. For this I would need some wiring plans to know how I should wire the tractor-electronics with my microprocessor. ...
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2answers
24 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
142 views

Install cutoff switch to solve an intermittent battery drain?

Bike: 2018 Husqvarna FE350 I have an intermittent battery drain. Sometimes when I park (turn bike off and take out the key) the bike for 12 hours or so, the battery will be dead. Sometimes, the ...
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1answer
231 views

My '06 Honda Civic headlights are malfunctioning

About a month ago I got a message on my dashboard notifying me that my Daytime Running Lights (DRL) were not working. A week later I noticed that both bulbs were broken inside the assembly. Now my ...
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2answers
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Starting an automatic for the lazy mechanic

I have an ignition problem with my 1985 Mk1 Golf Cabriolet Automatic (1.6 EW engine). I was watching a YouTube video where the mechanic was testing the crank position sensor in on of these cars (it's ...
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1answer
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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
37 views

How to figure out wiring scheme of cars AC controls

I'm not sure if this is the right for for this, but my 2011 Nissan Maxima has it's AC controls in the same part as it's stereo controls (see here) and I would like to replace my stereo. This means I ...
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3answers
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troubleshoot a shorted trailer wire

There is a short in the wiring on my trailer that keeps blowing fuses, so that tells me it's grounding somewhere. What are some ways I could troubleshoot to find where it's grounding at? I definitely ...
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128 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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2answers
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Can we connect mobile to reverse cam display output

My cars reverse camera's display break. I can see a mini USB cable was connected to the display. Can I connect my mobile phone to that output using mini USB female to micro USB male jack with any kind ...
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Mazda 3 Sedan 2010 - Replacing trunk light holder

As stated in the title I am trying to figure out a way to pull out the holder from the trunk of my 2010 Mazda 3 Sedan. Adding more to the situation, the holder has melted and is now moved a bit inside,...
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29 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 ...
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2answers
585 views

How to handle connecting multiple ground wires?

I want to refurbish the rear light wiring of a campervan. The wiring is a mess with way too many connectors and no labeling, and has intermittent connection issues (lights not working). On one end, ...
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1answer
1k views

Something is causing my 12V ignition wire for the stereo not to function

I have 2002 ford focus and I installed a new stereo system it was working fine.... then I had to pull the stereo out again b/c I forgot to install Mic. and cig lighter.... after I hooked those things ...
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Where I do find a 12v accessory power in a 2008 Pontiac G5?

I'm trying to install a cruise control in my 2008 Pontiac G5. It's made by Rostra. It needs 12v accessory power. I think I need to go to the fuse box, but does anyone have any idea which wire to tap ...
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Blower resistor 2x3 connector replacement

I had an issue in a Citroën C4 2008 where the blower would work on settings 1-2-3 but not 4 (max). I took out the resistor and found this on the connector that plugs into the resistor: As can be seen,...
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112 views

Can I bypass solenoid clutch switch by grounding the pin directly with a wire to the chassis/frame?

My solenoid switch has 4 pin for an Honda motorbike. One of the primary pin to be energized for the solenoid to click is the clutch switch. My question is: can I connect the pin with a wire that i'm ...
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3answers
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When to use chassis and when to wire to battery neutral?

I'm thinking of adding a 4 AWG wire to the cabin of my wife's SUV from the battery so as to be able to use a 750 watt inverter to its max*. In researching this I came across people installing amps ...
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710 views

Electrical power shutting off while driving. 2002 Buick Rendezvous CXL

I've had this problem for about a week now. While driving the car radio, instrument cluster, A/C and lights shut off intermittently and I can hear clicking from relays in the fusebox. The engine runs ...
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1answer
62 views

Repair spark plug wires instead of replace?

Shakes and misfires on 2004 Honda odyssey: I've just replaced spark plugs, a few faulty coils (had oil in them) and the front-side o-ring and gaskets. I don't want to spend more money. All DIY. I had ...
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1answer
28 views

underseat lighting that goes on when door opens or with switch

I'm looking for a wiring diagram that will allow my under seat LED lights to turn on when the car door opens, or with a switch. I am planning on tapping into an existing light that goes on when the ...
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1answer
2k views

Testing a motorcycle ignition coil and spark plug

Here is an image for reference: I am attempting to test this ignition coil and spark plug. How do I go about connecting this to its corresponding 6v battery to get it to fire. As well I will be ...
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82 views

Switched fuse always on

Wondering if someone can help. I am putting in a GPS unit in my friends truck. Not the first time I've done this in his truck. Last time we ran the red ignition wire to his fuse box using the supplied ...
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1answer
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Do i need a separate powerswitch for amplifier besides remote

I have a Ford Fiesta 2010 model. Its fitted with JBL GT5-A402 amplifier with 240 watt. It is connected to a Pioneer head unit. Rem wire is working fine. Amplifier is powered directly by the battery ...
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190 views

2004 suzuki sv650s fuel pump does not prime or start

I've just purchased this bike as a non runner due to the alarm ( datatool system 3) I bypassed the alarm and it run like a dream. I then proceeded to remove the ararm by following all the wires and ...
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1answer
42 views

Speaker bass buzz

I am having some major troubles. I installed a custom sound system into a C5 Corvette. The deck is a KVT-7012BT Kenwood ( I used speaker wire to ground the RCAs). The speakers are Pioneers; two ...
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1answer
74 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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1answer
39 views

What extra wiring connectors are in the back? 2006 Highlander Hybrid

Today I installed a towing cable harness in my 2006 Toyota Highlander Hybrid and I had a bit of difficulty at first because the correct connector was somewhat hidden (wrapped up in protective material)...
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69 views

What wires to use in wiring loom for 1986 CG125

I have an old 1986 CG125 6V motorcycle that needs patches/extensions to the current wiring loom. What gauge wires do I need to use (amps and thickness)? I have the Haynes Manual but cannot find the ...
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64 views

2018 Dodge Journey Alarm System

I recently bought a new vehicle and had an audio shop put an alarm system and a remote start in the vehicle. Everything seems to be working just fine, except for an annoyance with the remote start ...
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3answers
2k views

Aftermarket stereo with alternator whine

I replaced the OEM stereo unit in my 2001 Toyota Celica with an aftermarket one to have bluetooth, USB connectivity, etc. No new wires were added, I just used the original wiring with an adaptor like ...
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1answer
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How to troubleshoot a specific trailer brake light issue

Friend of mine is having trouble with her trailer's brake lights lighting up only on one side: In the above photo, the key is in the ignition, and the vehicle is in park. Not sure, this is an ...