Concerning the main electrical system of a motor vehicle or internal combustion engine. Consider a different tag for radios and other such systems.

learn more… | top users | synonyms

2
votes
0answers
63 views

2006 Jeep Commander Driver's side window controls only work for rear windows

My 2006 Jeep Commander driver side power window controls will only work for the rear windows. I have checked the switches and they are in working order. The front windows and the power mirror controls ...
-1
votes
1answer
56 views

Charging an SLA battery for storage in an automobile

Whats the best way to maintain a 12v SLA battery in an automobile? Would a direct 12v connection to the vehicles battery system be sufficient, or is there a circuit that should be placed in between ...
1
vote
0answers
34 views

changing ford e4od to 4r100

e4od is a gear driven speed sensor/ 4r100 is reading directly off tailshaft and signal is much faster causing speed to read much faster. Is there a way to put an in-line adjustable type signal changer ...
1
vote
0answers
47 views

Engine Turns but won't start

It's an old Renault 4-cylinder carburetor engine in a boat. I don't know much about engines so let me know if I'm not including important information. The boat is old but new to me. I drove it for ...
6
votes
3answers
360 views

AC blower won't turn on after replacing battery

I have a U.S. 2011 Volkswagen GTI. After the car wouldn't start (starter would crank but engine would not turn on) I decided it's probably time to replace the battery, and did. Car starts fine, but ...
1
vote
2answers
27 views

Battery/alternator on 99 Chevy Prizm?

My car was running fine (no lights/warnings). The next day I tried to start it and it was completely dead not even a click sound like normal battery is going bad kind of thing. After I got it jumped ...
0
votes
1answer
255 views

Can the Chinese EV BYD E6 charge at Tesla charging station?

I am just wondering, are there any customers of this exotic brand, especially in the US? And btw can any other EV (e.g. Nissan Leaf, Toyota RAV4 EV) charge at Tesla's fast charging stations?
3
votes
1answer
148 views

8th Gen Honda - No Start, No Crank (down the rabbit hole)

This one should be fun for any Honda aficionados out there. I have a 2007 Honda Civic. Some days it does not start or crank; seems related to the temperature. When the car starts, it runs fine and ...
4
votes
1answer
6k views

How should the lights for a trailer be hooked up?

I have a tent trailer and the lights don't work right. It has a 4 wire connector to my car but one of the wires on the trailer connector was worn out and probably not working. So I got a new 4 prong ...
3
votes
2answers
12k views

How do I know when a car battery was produced?

I have a hard time finding when my car battery was produced - can't find any defintive information. The battery is Bosch Silver with the following data printed: 5EN in huge letters and two rows of ...
5
votes
1answer
2k views

How can I diagnose gradual electric power loss in a VW Golf Mk5?

I'm experiencing loss of electrical power to my Mk5 Golf. It seems to happen mostly when the car hasn't been run for two or three days. We changed the battery a few months ago. More recently, there ...
2
votes
1answer
40 views

Negative-grounded vehicles: some switches on positive, some on negative, why?

As far as I can tell, on my van which is negative-grounded, all fuses are somewhere between the positive terminal and the load being protected by the fuse. However, some switches are on the positive, ...
3
votes
0answers
104 views

07 Subaru Forester XT Electric window working intermittently

A few days ago my Subaru Forester's driver's window (RHD) developed this habit of not opening when I push the switch, or sometimes I push the switch, then nothing happens for a couple of seconds, then ...
0
votes
1answer
359 views

2007 Rabbit - Intermittently wont start

Vehicle: 2007 VW Rabbit. Auto. 2.5L Problem: The problem started one week ago. When starting car sometimes it will only turn over once and then silence. Solution is to wait a minute or so and then ...
3
votes
1answer
70 views

Are 'voltage stabilizers' a scam?

I have a 2002 Saturn SC2. I was told that adding a voltage stabilizer could improve its performance. Is this true? The units appear to simply be some capacitors hooked up between the battery ...
2
votes
1answer
25 views

Astra G 2.2 - Electrical Issue

I have an Astra G 2.2. It was working just fine, no issues. Recently passed MOT with no advisories or issues. Today I topped up the oil and replaced the overhead interior bulbs with LEDs. They ...
1
vote
1answer
110 views

dodge intrepid 2000 electrical problems

I have a Dodge Intrepid 2000 My car was recently wrecked.The front is bent in. After the wreck everything electrical was still working the only thing wrong with it was the alignment belt. I had ...
2
votes
1answer
3k views

why doesn't my motorcycle power on?

I have a Suzuki sv 650 2007. My bike recently turned on head lamps, tail, and gauges. Now it won't power on at all, not even a jump start can turn the power on. What can I do to solve the cause? Does ...
5
votes
4answers
416 views

Can an O2 sensor cause faulty spark plugs on driver side only when the spark plugs were just changed?

I took my truck (2006 chevy silverado 5.3l v8) to chevrolet dealership due to the fact that it kept sputtering then dying. The check engine light was on the whole 9 yards. The fuel pump has been ...
2
votes
2answers
200 views

how to hardwire a car.(dashcam)

video where i check all my fuses: https://www.youtube.com/watch?v=74YimFvXEsQ fuses that lighted up without key: 11 Moonroof (20a) 12 accessory power socket (with idk why it did since it doesnt ...
1
vote
1answer
42 views

Front Driver-side window stopped working

Vehicle: 2000 Chevy Blazer 4WD Issue: Front Driver-Size window button is no longer working. Other Details: I checked all other buttons and electrical related things and they all appear to be ...
0
votes
1answer
2k views

2001 katana won't start

2001 Suzuki Katana. Here is the story, after winter it fired up fine, just had a lag on the throttle. Pulled out air filter bike sounded like it loaded up and just died. I left it for a week. I went ...
1
vote
1answer
32 views

Partially blowing a motorcycle main fuse?

So in the continuing saga of my 81 Suzuki GL450L I have been making continuing improvements to the electrical. The coils as previously found were definitely an issue, but possibly not 'the' issue. ...
6
votes
5answers
27k views

Car won't start or stay running after a jump

I have a 2004 Kia Spectra 1.8, I have replaced the spark plugs, the alternator, and my battery is only about two months old. The car will start after a jump but it has to sit for about 10 minutes ...
2
votes
1answer
54 views

What's wrong if I replace a signal light bulb, but it still acts as if it's burnt out?

I hit the ditch the other day and got towed out. There was no physical damage as far as I can tell, but whenever I indicated right, it would blink fast as if a bulb was burned out. I replaced the ...
1
vote
1answer
68 views

Battery high voltage

I measured my "cigar socket / outlet" with a multimeter. Instead of 12v it had 19v. Is this normal? Is it my voltage regulator, alternator, battery that has problems? Car: Peugeot 307, 2.0 XSI 2003 ...
4
votes
5answers
10k views

Charger doesn't stay put in cigarette lighter outlet

The cigarette lighter outlet was never designed to be an electrical outlet the way it's commonly used today. Even so, I've yet to find a plug for charging USB devices that fits and doesn't fall out. ...
4
votes
1answer
39 views

Alternative location for motorcycle ignition coils?

I recently replaced the ignition coils on my 81 Suzuki 450. The aftermarket coils are just large enough that the tank won't seat right, even after adjusting the bracket. Would there be any issue in ...
3
votes
2answers
194 views

Mk5 Golf TDI with battery drain and brake lights coming on on their own

I have a 05 Mk5 Golf TDI. I have to jump it in the mornings as its battery is dead, but it will last all day if I'm driving it. It will start straight up if I stop for a hour or more, but if left over ...
0
votes
4answers
36 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 ...
5
votes
1answer
101 views

No spark on my new motorcycle

I recently purchased an 81 Suzuki GS450L, my very first bike. I'm not getting a spark. When it dies, it does so silently. No backfire, sputtering, etc. My first thought was that it had aftermarket ...
2
votes
0answers
67 views

Hooking up daytime running lights on my vehicle using relays

I am looking to run my 2006 Honda Ridgeline's daytime running lights on 50% power, or close to it, on the accessory wire. When I turn my park lights, head lights, or brights on, I would like them to ...
2
votes
2answers
25 views

Upsizing a hot rod cooling fan from 7a to 20a

12v car power supply with 160a alternator and 30a relay, will this system support upsizing the cooling fan from 7a to 20a?
3
votes
0answers
123 views

Headlights won't turn on & taillights won't turn off

I have a 1998 Nissan Altima. My headlights won't turn on, but my parking lights and tail lights won't turn off unless I unhook my battery. Any ideas what the problem might be? Or a solution?
4
votes
1answer
61 views

Could 1.9 Nm be enough to accelerate 130kg electric go-kart?

I'll apologize in advance for a fuzzy question. My problem consists of two parts. For starters, I'm trying to buy a DC engine for learning purposes and most of them only specifies the watt (which I ...
7
votes
1answer
80 views

Diode selection or “Engine Running Only” electrical source on 1965 Mustang?

I am working with a 1965 mustang and have added heated seats. The seat heater wiring does not have a latching circuit and is controlled by a SPDT Hi/off/Low switch. In an effort to only allow the ...
2
votes
0answers
74 views

97 Jeep Cherokee check gauges light came on and then my battery gauge dropped down to 9 didn't lose any power?

I'm so confused I had just left my house and got 3 blocks away and my check gauges light came on, then my battery gauge dropped down to 9v. My Jeep didn't lose power, and the radio, heat, lights and ...
1
vote
1answer
115 views

1974 Honda Cb125 Not Starting + Strange Clicking Noise

I have a 1974 Honda Cb125. The other day, she started fluttering at speeds above 30mph. I had run into this issue before, and it turned out to be a bad spark plug connection. I have since replaced ...
3
votes
1answer
24 views

Clio I indicator control non-functional

Model: 1997 Renault Clio RL Panache The hazard lights are functional and I've changed the fuse (to the on-board spare) for the indicators, but still the control stick for the indicators has no ...
3
votes
1answer
29 views

How to check 05 mustang quality of lights and sensors quality

Is there any way to have the sensors for dashboard lights and digital interface tested? The guys at Sears said they didn't like the sound of my car though the fluids were all fine. It's funny they low ...
4
votes
1answer
38 views

Any reason I couldn't replace my entire fuse box with self-resetting breakers?

I'm always rewiring something or upgrading a component here or there on my vehicle. I recently discovered self-resetting breakers that can replace standard automotive fuses. This seems like a silver ...
1
vote
0answers
32 views

Major electrical melt down in wiring

I have a 2000 Pontiac Grand Am. I noticed my cigarette lighter quit working. I had a friend put a new fuse in my car for me, then I used my cigarette lighter. All of a sudden smoke was coming through ...
6
votes
2answers
1k views

Why are my wires melting together?

I'm currently neck deep in an eletrical shortage issue with my BMW 316i. I found the wires that are blowing my fuses, and it's bad. Like at least 5ft of 8 or more wires fused together behind my ...
0
votes
3answers
231 views

What causes a low coolent temp light to come on a 2012 Honda civic

My 2012 Honda civic with 19,000 miles has a blue temp light on dash and it seems to be running fine?
4
votes
2answers
54 views

1998 BMW 318is excessive current draw - possible starter issue

My 1997 BMW 318is started making a whirring noise that varies with engine speed, and an electrical burning smell after driving, and the battery goes flat very quickly. I measured the current draw ...
3
votes
0answers
84 views

Ford Fiesta Mk6 Diesel Engine Fault

Upon acceleration the following lights illuminate once the engine reaches 3000-4000 RPM: A message; "Engine Fault" appears on the dash screen. Once this happens, the engine will no longer rev ...
0
votes
1answer
103 views

Honda Civic DX dash temperature gauge malfunctioning?

My 2001 Civic DX has a issue with the temp gauge in the dash. The needle has traveled to the opposite side than it normally registers on. Meaning it is pointing to the left away from the temp ...
2
votes
0answers
77 views

06 scion Tc turns over then shuts off in two seconds

My fiancé drove the car with no problems this morning. After work she realized she left an interior light on which killed the battery. She got a jump from a car and charged the battery up a bit. The ...
2
votes
0answers
68 views

Constant power drain, even with all the fuses pulled

I have a battery problem on my Jeep Grand Cherokee model 2012. When I checked with multimeter, I found the drain current is 2.5 amp. Then I start to take the fuses out one by one, the drain current is ...
4
votes
1answer
92 views

Horn blows constantly and tail lights remain on

I was pulling up my drive this morning when my horn started blaring non-stop. I got out and pulled the horn relay to make it shut up. I tested the relay and determined that it was working fine, and ...