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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21 views

Dismantling a rear view mirror to access mic/compass

I have a 2012 Ford Mustang V6 Premium convertible, and it comes with a rear view mirror that contains a mic for voice-activated features and a compass. I recently removed that mirror and replaced it ...
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1answer
38 views

Electrical issue on throttle press - BMW 328i

So i have a BMW 328i that is having an electrical issue, It seems whenever the throttle is pressed the lights on the dash light up and power to the A/C, Radio, and cooling fan get disconnected. The ...
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3answers
81 views

How can I prevent, slow or reduce white corrosion build-up on my battery?

I have an 02 Civic SiR (Canadian model) with a maintainable battery. I check and refill the electrolytes every few months with distilled water. The battery is about 4 years old. I use a Battery ...
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1answer
45 views

Odd solenoid control problem with my 05 Sebring

I have had a problem that had stumped me consistently. I have a 2005 sebring that has been intermittently going into limp mode. I checked the code and it told me the tranny control module power relay ...
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1answer
98 views

2005 Honda Civic - Interior electronics shut off intermittently while driving

My fiance's 2005 honda civic has had the interior electronics shut off while she was driving on a couple of occasions (weeks/months apart). I have not been able to reproduce this or been around to ...
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1answer
39 views

Ignition Switch Issues

I have a 1999 Daewoo Lanos Auto For some reason my ABS, brake and engine warning lights have come on permanently When this happened the wipers, windows and heater all stopped working, I had to call ...
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38 views

No lights on my Jeep Wrangler Sport, bulbs and fuses spear good

No tail, marker or parking lights on driver side of 2013 Jeep Wrangler spirt, fuses all seem good and bulbs not burnt out, HELP!
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1answer
42 views

Removing a Voltage Regulator after exchanging a dynamo for an alternator

Authi Mini 998 MK2 from 1972 (spanish mini) I removed my dynamo and replaced it with an alternator. Alternators have internal voltage regulators making the existing voltage regulator innecesary, ...
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Trying to find out if my BBR tuner is burnt out or is it my magneto

I was riding my bike in my ground wire fell on my exhaust and burn is that enough to short out my BBR2 cdi or magneto should I check my wiring.I don’t have a volt meter handy ...
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1k views

No electrical to the dashboard after attempting jumpstart with Schumacher charger

Tried to jumpstart my car. It didn't start. Now afterward the car is in worse shape, there are no lights in the dash anymore when I turn the key, regardless of attempt to jumpstart. Hazard lights ...
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3k views

How to disable the Torque Converter Clutch Solenoid on a 2001 F-150 with the 4R70W transmission

In another post, I mentioned that when I am trying to cruise I get a massive stuttering from my drivetrain. My only conclusion is my vehicle's torque converter clutch no longer can actually lockup. I'...
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Mustang charging system warning light on, but battery and alternator both passed testing?

I have a Mustang that the battery light stays on. I changed the battery and the alternator was checked by Autozone, they said it was good. I need help
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61 views

Which Wires to Wrap Anti-Rodent Tape With?

I am planning to wrap some of the wires in my Honda CRV/Accord's engine bay with anti-rodent electrical tape. Which wires should I wrap and which ones should I NOT wrap? Are there other parts that ...
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FI light has come up after a ride on Sunday fresh road works got a bit of tar seal under the bike

Code is 65 but I can't find it on the list the bike is a 2010 400r kawasaki ninja any help would be much appreciated thanks
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2answers
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why have car grounding strips disappeared?

When I was a child, I remember most cars having a grounding strip, like the one in the picture below: But nowadays, I don't see any car having them. What is the reason they have disappeared / become ...
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45 views

2013 Fusion both low beam headlights suddenly stopped working

2013 Fusion both low beam headlights suddenly stopped working. High beams work and side markers work, turn signals ok. Everything else seems to work just fine.
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1answer
36 views

Why is there no power going to my fuel pump?

2003 Kia Spectra, here's the backstory : I recently changed the spark plugs and soon after doing so I tried to turn the car on and it only cranked. The owner before me probably try to work on the ...
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61 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
29 views

New Spark plugs and Immediate Body Control Module Failure. Coincidence?

I took in my 2013 Fiat 500 Pop for new spark plugs and rear brakes. My next errand after the repair was the post office -- after a 30 minute wait, I came out to see my headlights were still on. ...
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1answer
36 views

310 watt light bar 12 awg wire harness

I am currently looking at a 32 inch 310 watt LED light bar for my 2010 Honda CRV. The light bar I am looking at is https://www.amazon.com/dp/B07MCNYXFT/ref=cm_sw_r_cp_apa_i_JpKPDbTR3J8R4. The ...
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1answer
40 views

2003 Mazda Tribute lost power

I have a 2003 Mazda Tribute with the V6. The battery light will occasionally come on, sometimes it just flashes, other it stays on. I had the battery and alternator checked at two different auto parts ...
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1answer
69 views

Intermittent loss of electrical power on a Ford Mustang

This is a 1999 Ford Mustang GT 4.6. Electrical power completely shuts down and comes back on, the dashboard lights and gauges go crazy. I put in a new battery, alternator and negative cable and ...
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3answers
6k views

Vauxhall Zafira rear lights not working

Hi all I have a 2006 Vauxhall Zafira and have a problem with my rear passenger side lights, the indicator is working fine but no brake light or evening lights I have changed all the bulbs and still ...
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21 views

Car electronics not working / No start

All happened when negative metal touched postive on the battery with the negative on the other side. . won't work Fuel pump Electric widows Dashboard lights No horn No hazards Car won't start ...
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1answer
54 views

Charging problem

Ducati 450 scrambler 1975 converted to 12v with Luas Rita AB11 electronic ignition it is so easy to start with this modification I put a new original alternator 3 face that gives up to 55v at 5000rpm ...
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43 views

Rear camera on in every gear

Rear camera comes on in every gear although it has been wired correctly to reversing light cable. There was no earth cable on the camera.Any ideas why this is? Regards How Þhe rear camera has been ...
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4answers
25k views

What happens if I disconnect the battery while the car is running?

There are some comments on the question Are there any modern diesel engines that require electricity to continue running? suggesting that disconnecting the battery while the car is running can damage ...
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1answer
21 views

How to remove terminal pin from connector

Having some trouble removing terminal pins from a connector. I can see the clip (I think) but can't figure out any way to move it so the pin can slide out. I have a set of terminal pin removal tools ...
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1answer
150 views

Why does my diesel lose electric power when glow plugs are engaged?

When I went to start my van today I was unable to get power. Initially I engaged the glow plugs four times. The glow plugs heat, then the relay chatters. When I turned the key to start there was a pop ...
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1answer
3k 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
33 views

Citreon c4 grand picasso

I havent driven my c4 since before Christmas but ive been starting it regularly and keeping it snow free. Just started it again but the air con and demister isn't working. Could it be frozen?
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5answers
11k views

Bypassing bad diodes on failing alternator

I'm troubleshooting my alternator and believe I have traced the issue to bad diodes on the diode plate. Here is the schematic of my alternator So I've a couple of questions I don't understand. What ...
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1answer
69 views

None of my car fuses provide power when the key is in ignition

I am installing a dash cam in my 2011 Ford fusion and hardwiring it to my fuse box. in the instructions it says it must be connected to a constant fuse and a switched fuse. I have a test light and ...
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1answer
31 views

everything electrical works until i start my 2003 mercedes C 320

Everything works fine with the key in acc. position, but when I start it every thing stops working. No lights, no radio, no heater, no nothing. Any thoughts?
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18 views

Car multimedia red screen

My screen started to give this reddish screen partly on the screen. Sometimes it disappears sometimes appears. The only thing I m suspicious is that my backrear camera was broken, I resoldered its ...
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1answer
45 views

02 wrx power issue

Just replaced the alternator and starter and battery reads at 12.5 volts but when I try to start it, the engine will turn over once and the starter will start clicking. Bad battery? Anything I should ...
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0answers
43 views

My Toyota kills USB sticks connected to USB/AUX music port

I have a Corolla 2013 S. It's the second time happening. The USB stick was connected to the Audio USB/AUX port like always (#19 below). I was just trying to play some music, and realized it doesn't ...
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1answer
26 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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20 views

Cranking start from time to time on a VW Golf mk4

My VW Golf mk 4 has been cranking from time to time for the last 2 or 3 years, or perhaps a little bit more. It's not something that always happen and I believe that it's specially prone to do it when ...
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1answer
58 views

Will a stereo short render my bfcm fried?

I recently installed a aftermarket stereo into my2000 malibu and somewhere along the line it shorted and blew a couple fuses. The radio fuseand the interior fuse which was also the bfcm fuse, i ...
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1answer
28 views

TotalElectrical failure Mondeo 1.8tdci 2008

While charging a flat battery all on the Mondeo all of the electrics failed (lights, dash, not starting, Windows, ect) when I installed a new battery on the Mondeo still nothing. Any ideas on what ...
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2answers
50 views

Need help with my 2006 Saab 9-7x

My 2006 Saab 97x starts then stalls. I plugged in the OBDII reader and one of the codes is P0601 (Internal Control Module Memory Check Sum Error). How do I fix this?
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1answer
646 views

Motorcycle Starting Issue - no longer starting after attempting to jump with a car battery

I tried jump start my bike with my car battery because the motorcycle battery was really low and would not start. I mistakenly touched both ends of the jump leads together and cause a big spark, ...
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1answer
23 views

Town and country 2008

My car won't start, I checked everything and still won't start. When I checked the fuses . The ignition fuse does not get any power. What else can I do?
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50 views

Isolator or Separator for my Hitachi alternator

I am looking to charge an auxiliary battery for my motorhome, but am not sure if I can use an isolator given the alternator. It is a Hitachi LR160-78B 60a alternator in a 1985 Nissan 720 pickup (...
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1answer
70 views

Electricity not working when car is off

2015 Honda Accord Replaced the battery in my wife's car. After replacing the battery, it seems as though none of these things work when the car is off - Headlights, Dome light, Power locks, key fob (...
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3answers
534 views

Which car parts require more energy than the starter?

Today, my car didn't start. I think that the crank was turning over because I could hear the loud sound a car makes just before starting up but the car was not starting. I called a mechanic. He ...
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1answer
30k views

Will a BCM prevent a car from starting?

I've been dealing with an issue for over a year wherein my 2005 Pontiac Grand Prix starts sometimes and does not start at other times. I had the issue diagnosed last year by the GM dealership. They ...
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3answers
7k views

Electrical - Low beams out, high beams still work

I have a 2001 Mitsubishi Lancer CE, unfortunately both low beam headlights don't work. However, high beams and parking lights both work. I've checked the fuse, relay and bulb, all appear to be working....
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13 views

2006 Saturn Vue 4cyl

Starter spinningfreely not engaging the flywheel to crank the engine I've changed the starter and the new starter does the same thing it's not engaging the engine it's just spinning freely so what ...

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