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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If a battery has a date of manufacture stamp of 2016 on it and will not charge, is it expired? Yuasa NP17-12L. I think I’m being conned. Help!

I have recently had a dispute over a battery which would not work for longer than 5 mins. The battery is a Yuasa NP7-12L. The date stamp says manufactured in 2016. Is this out of date? Please help ...
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Why doesn't my Yamaha R3 Motorcycle power on?

My 2017 Yamaha R3 won't power on. Everything was fine with it initially, I rode it this morning and the ride was perfect. After a couple of hours in my garage, I turn the ignition key, the electric ...
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Nissan Qashqai 1.5dci Electrical issues

I'm experiencing fluctuating lights in the car, blocking steering wheel while using servo in low gears, really slow window rolls and the front light are losing intensity while steering the wheel. The ...
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2 answers
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1999 toyota 4runner wiper wiring question

The wiper motor isn't coming on, but shorting to the motor shows it works fine. I pulled the fuse for the wiper and the fuse for 4x4 right below it. I don't have a good wiring diagram. --------- | 1 |...
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No dash lights or exterior lights, no crank, and no power

05 V6 Mustang ... I drove the car for about 10 mins at 55mph. After switching off, I came back and go to start my car. No dash lights appear, starter doesn’t click, and no exterior lights work. ...
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How much electrical power can a van deliver at idle?

Trying to decide (for camping in a van) for power: Solar vs. Generator vs. Alternator How much power could a van (assume a Ford E150 Econoline) deliver with the standard alternator per hour at idle ...
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Splicing power/heated seat wiring in a 2005 Avalanche LT to seats from a 2004 Z71

Purchased a recovered stolen 2005 Avalanche LT 2500. The thief removed seats by cutting them loose from the harness. So I purchased the seats from a 2004 Avalanche Z71 1500. The new seats are power ...
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Why does turning on consumers cause a voltmeter to show lower value when connected to a 12v wire or fuse than when connected directly to the battery?

It happens to me both in my car and motorcycle. I would expect to see the same value. For example if I connect it to the headlight fuse and I turn on the headlight or fan or using the signal light, I ...
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Car dies suddenly power at all

Today I was driving my BF's 2003 Nissan Frontier when suddenly it dies. No power, everything died. No hazard lights either. I tried popping the clutch to get it started and nothing. I parked it in ...
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16 votes
1 answer
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Park/marker lamps won't turn off

A few days ago, my Starcraft Allstar minibus, built on a 2012 Ford E-350 cutaway, started having a problem that the park/marker lamps never turn off. I was originally informed of the issue by another ...
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No sound when turning ignition unless wait 30min

I have Toyota Solara 2005. Today when I turn on ignition, no sound. No cranking noise. But after like 30min, I can turn it on and engine started. I drove home and tried to turn again, dead. No sound. ...
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My car stereo stopped playing any audio, but it seems to be functioning as normal otherwise

The OEM car stereo unit on my 2015 Hyundai accent stopped playing audio. I have gone through every single setting (like mute) and tried every single source (am, fm, USB, bluetooth) and nothing plays ...
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My Honda WR-V ran out of battery for a long time. Now nothing works

My car has completely run out of battery power. After carrying out a transfer of energy to be able to start. It's not working properly, the multimedia doesn't turn on, the alarm doesn't work either, ...
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Dodge Grand Caravan loses cruise/abs/traction

I had a 2010 Dodge Grand Caravan and sometimes it would lose its cruise control and ABS and traction control all at once. Those things would just stop working and the ABS light would go on. We never ...
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Why connect negative during jumper start?

I've been reading about the science behind jump starting a car and everyone keeps talking about the correct order and why the negative shouldn't connect to the dead terminal, etc... but no one ...
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2 answers
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Electrical Short that goes away after restarting the vehicle

2010 Fiat Ducato 2.3L Turbo Diesel So I've got this really weird very intermittent short. Basically, every once in a while I'll stop at a stop light and notice the engine idling really high around ...
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Isuzu NPR Mechanic -

My 2004 NPR w4500 truck has an electrical problem of shutting off approx 60-90 seconds after turning on and running. It restarts perfectly. But does this forever. I have a engine protection system ...
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2 answers
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Thicker ground cable from battery

I plan to use Anderson SB50 connector for ground cable going from battery to chassis (engine) on my race bike to stop battery drain. Will using larger negative cable for the battery cause any issues? ...
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Determine starter solenoid current

I found the following paper talking about various starter mechanisms: http://www.aeroelectric.com/articles/strtctr.pdf I can find there that a starter solenoid can take something like 35A while it is ...
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3 votes
1 answer
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Why is my 2005 Husaberg FE550 stalling when it gets hot?

My 2005 Husaberg FE550 runs great until it gets hot, then suddenly stalls. If I let it cool a couple of minutes I can start it right back up, but it continues to do this over and over. Could it be the ...
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2 votes
1 answer
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What is the name for the car radio SONY XR-4351 connection in the image below?

What is the name for the car radio SONY XR-4351 connection in the image below?
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1 answer
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My first hybrid, strange electrical problem, 2007 Honda Civic Hybrid

Just bought my first hybrid, a 2007 Honda Civic Hybrid. Regrets already. Need help diagnosing this behavior. I'm about 80% sure the "starting" battery is dead, but hybrid... Day 1 Turn ...
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Driver side window will not go up or down

2007 Mazda 3 driver side window will not go up or down ,put new motor & switch in still does not work.Getting no power to driver side window
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How does my car buttons communicate with the car dashboard?

I have an Audi A6 3,2 FSI 2004 model. Needless to say the multi media system isn't what it could be. I work as a computer programmer so naturally it peaked my interest to know how the multi media ...
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2 votes
1 answer
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ODB Wiring: How to identify signal ground vs chassis ground?

I am rewiring an odb port that was ripped out of my 2018 hyundai santa fe. The issue I was having was that there are multiple same colored wires. I was able to isolate each wire by using a diagram of ...
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A little horn sound when I turn the switch in on position

I did not used my Highlander 2008 for last two months, and the battery dropped. I did a few(3-4) times jump start using those gadgets like power banks and it worked. But because I didn't use the car ...
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JVitz newshape 2SZ 2005 model smart key

I have Toyota Vitz 2SZ new shape 2005 model smart key..I need to change lock set (computer box, ECU ignition & the key)..my lock set does not work after ignition switch wires touched and burn ECU.....
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2 votes
2 answers
190 views

Turn signal problem and not understanding wiring diagram

I have a 2009 Sebring and the turn signal on the passenger side is not working properly. When I turn it on I hear it blink normally a few times then start to blink very quickly. The bulb has two ...
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How can I find out where pre-cut lead-through under glove compartment for passenger compartment heater on Opel Corsa Combo 2015 goes?

I'm about to mount a passenger compartment heater cable on my Opel Corsa Combo 2015, but I'm a bit unsure how to use the dedicated lead-through. Under the glove compartment there are two pre-cut holes ...
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3 answers
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Can an insulated copper wire oxidize down its ENTIRE length?

I was doing some electrical wiring on a snowmobile trailer today and was surprised to see black instead of shiny copper when I cut and stripped a section from the middle of a long section of ...
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1 answer
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Cars with no ACC power

I have a car that wouldn't turn on the cigar power supply when the key is on the ACC position. It comes on when I put it in the IGN, so I'm pretty sure this is by design. This is a horrible design for ...
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3 answers
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Does car service include diagnosing the problem?

I checked that car service checks many different parts like engine oil, filters, lights, brake, etc. I would assume they will tell you if something is not working. But will I be told also why ...
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1 vote
1 answer
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Engine overheating while temp gauge is normal, malfunction ECU due reverse battery connection

A week ago my 2.4L 2009 sonata started transmission shifting problems and the mechanics told me replace the transmission fluid. The mechanics removed the battery and and started flushing transmission ...
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2 answers
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Cable routing and ground for an Anderson connector in the load area of a 2005 Subaru Outback

I want to run a cable from my main battery to an Anderson connector in the cargo area of my 2005 Subaru Outback, to support charging a secondary battery. The secondary battery will be in a removable ...
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2 answers
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Engine stops in a second after starting, battery indicator light turns on, dashboard gauges drop to zero; works normally at the second start

The vehicle is 2006 Peugeot Partner Combi Van 1.9D. This problem has been occurring intermittently for a year. The last time was at the end of September; it occurred once a month mostly, more than ...
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3 votes
2 answers
1k views

Need advice for changing battery terminals

Hey so I have a 2000 toyota corolla 4A-FE manual, its had connection problems in the past so got a new battery and it didn't start one morning so I tightened the terminals (and put fuel in it) and its ...
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2 votes
2 answers
58 views

To ground or not To ground

Sure most cars have neg earth chassis return .Boats have single point ground so there are no hull currents to cause electrolytic corrosion .My question is about busses .They have been known to have ...
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2 answers
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Right indicator sometimes ticks really fast and lights don't illuminate

This is slightly different to what I'd expect when a bulb has blown as the indicator only sporadically stops illuminating bulbs and ticks really fast. This is different from when a bulb is completely ...
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1 answer
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Opel Astra H - lowering original temperature the fan kicks in

I have got Astra H, Z16XEP engine. The engine operates in very high temperatures originally - 105-113°C. I want to lower a bit temperature the radiator fan kicks in: currently 113°. How that could be ...
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V-Star 250 No Power After Jumping

I have a 2012 V-star 250. Everything was running fine until I left the lights on all day while I was at work (RIP). Battery was dead so I jumped it with my car. Started up fine and rode it about 20 ...
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Tricking TPS signals with a Voltage Source

Good evening, I am trying to trick the TPS by disconnecting the two APP1 and APP2 signals and connecting them to a voltage generator that generates a voltage that is within the range of both APP1 and ...
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1 answer
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Fan knob working strangely in 2013 Hyundai Tucson L, tried some stuff, what to try next?

I drive a 2013 Hyundai Tucson L. For a while now, the dial controlling the fan speed has been acting up. Often it only works on a single, or two, settings. There are five settings (0, 1, 2, 3, 4). ...
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My 2004 Mazda 3 passenger window receives a signal to go down but not up. Could I get a little help?

So my 2004 Mazda 3 has an issue with the passenger side window not rolling up. I’ve narrowed it down to an electrical issue on the passenger side motor plug with a current tester. Every other ...
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2 votes
1 answer
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Multiple symptoms, maybe electrical?

My high-mileage 2010 Kia Soul (automatic transmission) just came down with a case of "everything's broken all at once". Symptoms include: Stalling at idle Slow to start after adding gas ...
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2002 VW Passat headlight warning beeper only works after closing door once

I have a 2002 VS Passat GLS Wagon that I've had for the last few years. I have a problem where I leave the headlights on far too often. I know I should learn to not leave them on but 3 dead batteries ...
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2 answers
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Help!!! $500+Tax for two chewed wires [closed]

A Car noob here. I have a Toyota Rav4 model 2014 and I always go to Toyota's service center for my regular maintenance. I know they need to make money so I expect to be ripped off every time I visit ...
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Is drilling a hole in my car's fuse box cover a bad idea

I'm wiring in some accessories to my vehicle and my 1990 car has a basic fuse box with a plastic cover. On removing the cover I've discovered each fuse holder has a terminal which would be ideal for ...
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1 answer
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Rear lights not working on Chevrolet Matiz

I noticed that the rear lights of my Matiz do not work (Or rather the guy behind me in a thunderstorm noticed...). The brake lights are fine, though. This is what I did: checked the bulbs, they both ...
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Charge 24V Battery from 12V Alternator in Trailer

What is a reasonable approach to charging a 24V battery system from a 12V source such as an alternator? Can I simply use a 12v-to-24V step up converter? Seems I’d actually need this converter to hit ...
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'00 Malibu no crank replaced ignition completely now worse. Help!

2000 3.1 V6 Malibu – I cannot get the engine to crank. What I have done in the last 2 months; Replaced the battery – tests @ 12.98V cables off, 12.78V cables on, 12.58V with key in (KOEO) position ...
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