Tagged Questions

About the main electric systems of the car. Consider a different tag for radios and other such systems.

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6
votes
2answers
490 views

Bmw E46: strange problems with automatically closing windows and broken light warning

I have had a couple of strange problems and I can't really make sense of it. When I parked the car, I locked the doors as always with the windows closed (I am absolutely sure about this; it was ...
5
votes
2answers
938 views

Daytime running light failure — one side only

I have a 1991 Miata. It's a Canadian vehicle, and so is equipped with daytime running lights. Recently, I've noticed that the passenger side light is not working as a DRL. The driver's side light ...
2
votes
2answers
65 views

Flickering lights and volt light on 2004 PT Cruiser

My 2004 PT Cruiser just flashed the internal battery light. I was able to drive home, but I noticed that the LED lights on the clock were flickering. I played with the RPM of the motor a bit(manual ...
3
votes
1answer
64 views

1999 GMC Sonoma 2.2L, 5spd, SLS - no reverse lights, suspect transmission

No reverse lights. Complete diagnostics reveal; good Fuses, good blubs, good continuity, good reverse light switch. The switch was checked two ways: 1. jumped out with a piece of wire between ...
1
vote
0answers
376 views

Toyota Tacoma 2007 fuse diagram

I am having bad luck searching online to find a concise fuse diagram for my Tacoma. I am a little frustrated with the abbreviations that are on the diagram on the box cover. In particular, I need to ...
1
vote
0answers
140 views

Where is the “comfort relay” in a BMW 1992 325i AUTO?

Please advise where the Comfort Relay is positioned in my car which is right-hand drive. The problem is that the windows and sunroof do not open or close.
3
votes
3answers
478 views

LED tail lights flashing at ultra high speed

I've just replaced the old tail lights on my 1993 Triton ute with LED ones. Now I have the issue where the indicators flash at such a high speed it may as well not be flashing at all. If I put the ...
2
votes
2answers
1k views

'98 Honda Accord electrical/power issues… What could the culprit be?

I've been having some gradually worsening issues with the electical & power functioning of my 1998 Honda Accord. Here's a detailed rundown of the symptoms I've been experiencing since I first ...
3
votes
3answers
151 views

Tail Light / Turn Signal randomly not working

I have a 2003 Ford Sport Trac and the drivers side tail light went out a few months ago. The bulb was spent and I replaced it. After a couple of weeks it stopped working again, but the bulb is fine. ...
1
vote
1answer
32 views

Can I plug dj gear to Pilot 2013?

The touring pilot 2013 can provide 650 watts, and has a 115V outlet. But can it handle a good 2-3 hours of djing or would it kill the battery? All together the dj gear may consume up to 150 watts
3
votes
1answer
360 views

Wiper motor voltage troubleshooting

I am troubleshooting a rear wiper motor problem in a 2003 Ford Focus wagon (LE). When I measure the voltage to the contacts (with the wiper switch on), i get intermittent (~4 s) voltage at 200 mV. ...
4
votes
1answer
376 views

Electrical issues: where are the grounds on a 1997 vw golf mk3 tdi

When I have the ignition switched on, if I press the brake pedal, or use the headlights, the foglight gets turned on. I think this is an earthing issues so I have checked the grounds in the two ...
2
votes
1answer
1k views

2004 Kia sedona intermittently wont start

my 2004 kia Sedona intermittently refuses to start. I have light, radio, electric windows but just doesn't turn over at all. If I leave it a few hours and go back to it, it'll start first time as if ...
4
votes
0answers
168 views

GPS dashboard mount replacement?

When I bought my car, they were doing a promo and shipping a Garmin GPS with it. Thing is, the GPS came with a nice mount, fixed to the dashboard. This was great, because it meant no wires going ...
2
votes
1answer
1k views

can i split off another circuit from fuse box to run power to cigarette lighter?

I am not getting any power to my cigarette lighter or to the fuse in the fuse box. I have a 91' Ford Ranger with around 110k miles so other than that and the air conditioning it runs fine. I was ...
3
votes
1answer
117 views

98 Windstar: An 8x5x3 black plastic box fell off

When I got home from work yesterday and parked my '98 Ford Windstar next to the house, my wife pointed out that a 8"x5"x3" black plastic box was sitting at the end of the driveway, and a slightly ...
3
votes
1answer
488 views

Wiring up boat electronics - 240V and 12V with inverter

I've just bought a boat, but the electrical systems need a bit of an upgrade before going cruising for any length of time. At the moment, All the 12V runs from a single starter battery, and there are ...
1
vote
2answers
174 views

No power to interior lights, etc

I got Mercedes A Class W168. Recently I got a weird problem, when I switch the key, only battery & SRS lamps lit at dashboard. Engine, headlamps, radio, horn, windows, power steering work. ...
5
votes
1answer
616 views

Chronic ignition problems with 1996 Suburban, replacing distributor cap makes it go away

I'm trying to diagnose an ongoing ignition problem with a 1996 Chevy Suburban. Sometimes it won't start, and the previous owner said this happens regularly, and every time the problem occurred, ...
4
votes
4answers
500 views

High Beam Indicator Problem

I have a situation where I'm doing wiring for the dashboard of a vehicle. For whatever reason, the turn signal/headlight switch on this vehicle outputs a 6 volt signal on the high beam wire when the ...
3
votes
2answers
63 views

Will low gauge wire to a fuse be a bottleneck?

I am running 4awg wire to my car's 400watt amplifier. The wire is running about 10 feet from the circuit breaker that it is connected to. The circuit breaker (as of now) is connected to the car's ...
3
votes
7answers
8k views

Unable to start the vehicle depending on how long it has previously been driven

I have a Citroen C3 which is giving me a headache. The problem is a recent one, and is basically that I can't start the car. The strange thing is that the problem only surfaces when I've been driving ...
2
votes
0answers
242 views

How to reach the fuse box from Mk1 Golf Cabriolet?

On an 91 Golf Cabriolet (Mk1), the fuse box is hidden behind the knee bar, and has no access hatch. I need to have a look at the top of the fuse box to see if fuse 19 (indicators) is broken. Is there ...
2
votes
1answer
149 views

Battery has a draw with key off

I have a 2000 Grand Cherokee, and I’m having 2.23 Amp draw off the battery when the key is off. Leave the door open 2‒10 min., and the battery is dead or not strong enough to start the vehicle. I go ...
2
votes
1answer
167 views

Front grill electrical component near radiator

I have a 2008 Mazda 3, and unfortunately I ran over some road debris (probably a tire or something, I didn't get a good look at it). My local Mazda dealer checked it out and said there was nothing ...
5
votes
2answers
664 views

Have tow ball but not electricity for a trailer

I have a Toyota Camry 2004. When I just bought it, I have noticed that it has a tow ball. I didn't really intend to use it but now it could really help me to move few things around with a trailer I ...
0
votes
1answer
872 views

Car keys off but fuse still lights up the tester when set to ground

So normally when you want to test your fuses, you set the car to on and put the tester clip to ground then put the tester's lead on the fuse. if it lights up then the fuse is working. Well, even when ...
0
votes
1answer
51 views

Aux port '12 Pathfinder not going in all the way

So I have a Pathfinder and the stock has an auxiliary port when I got it (used), but the 3.5 cords that I insert into them doesn't go in all the way, and I'm giving it quite a bit of pressure. I'm not ...
2
votes
2answers
156 views

SB350 cutout at freeway speed, revs fine in neutral

Was hoping someone could help me out with an issue I'm having since I'm running of ideas... In case it helps, its a 71 Nova with a small block 350. Carbuerated and HEI, without any computer chips or ...
2
votes
3answers
680 views

2002 Hyundai Elantra power locks?

My friend just bought a 2002 Hyundai Elantra and neither of us can figure out how the door locks work. It doesn't have any separate lock/unlock button on the inside of the door like most vehicles ...
2
votes
0answers
184 views

Audi A6 2.4L 99 - randomly sets off brake warning lights, no abs, no rpm, no A/C

Randomly while driving or standing still I get a bunch of warning lights that come on, beep and blink. Sometimes it lasts a few minutes, sometimes it will stay on for a few days of driving and turning ...
0
votes
0answers
20 views

Car Radiator Fan may have a Fault, I'm an electrical noob [duplicate]

I took the fan out from my engine compartment and am now ready to test it. It consists of two fans, one larger than the other connected I believe in series with two large wires, one red, one brown ...
1
vote
1answer
194 views

Ford Focus 2006 - Trunk latch won't close

I lost my keys, so I had a locksmith come and make another Key. He took the lock latch off to do something with a computer as well as the door and ignition. Now the trunk latch will not latch and ...
1
vote
1answer
211 views

'99 Audi A4 seat belt warning sign

I've had this seat belt warning light on my dash for a few weeks now. My dealer says the wiring to my driver seat is gone and replacing it could cost close to 800 USD. Is there a better option?
7
votes
1answer
114 views

Shutting off fans at highway speeds

On my vehicle (92 Civic) and most others I've seen, the condenser fan comes on whenever the A/C clutch is engaged. This seems like a waste of electricity (and thus fuel) when cruising at 60-75 mph, ...
3
votes
1answer
460 views

My 2009 Vauxhall Corsa D Won't Start

I measured the voltage of the battery without the key in the ignition and it's 12.6. When I insert my key and turn on the ignition the electrics work fine, the headlights come on etc. When I turn ...
3
votes
2answers
3k views

Electrical problems due using battery charger as a jump starter

I have a 2003 honda civic, and the car battery went dead on me. I didn't have a jumper cable with me, but I had a car battery charger. So, I hooked it up to the battery and tried starting the car. ...
2
votes
2answers
263 views

Safe resistance between alternator and battery?

I am trying to figure out which awg of wire I need to get for my new, 160 amp, alternator. I found this chart which shows the resistivity/length of different wire gauges. Chances are that I will not ...
4
votes
2answers
295 views

2002 Saturn SL2 Stalls After Warmup No Spark

My SL2 stalls (it just cuts out, no warning) shortly after warmup (this all started right after I topped off the coolant after a low coolant light came on, although I don't know if they are related). ...
5
votes
4answers
11k 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 ...
3
votes
3answers
2k views

What is the Magic ON temperature for Electric Fans?

I want to wire up my old truck to turn an electric fan ON to keep the radiator cool. The ECM has an engine coolant temperature sensor mounted in the engine that alters the resistance to determine ...
3
votes
2answers
115 views

If I were to convert a gas powered automobile to an electric car, would a difference in specs possibly damage the car?

I would like to convert a Mazda Miata into an electric car, I plan to remove the engine and the gearbox, and have the car be a direct drive. The motor I intend to use has twice the torque of a ...
2
votes
2answers
2k views

Car stereo lights dim/flicker

thank you for taking the time to read this. Last year I installed a car stereo head unit in my car. I did the installation myself rather than having it done professionally. I am no expert in that ...
5
votes
3answers
371 views

93 Nissan Sentra SE-R, replaced alternator voltage still low

My car died while I was driving it, but I can put the battery on a charger (or from another car, with jumper cables) and get it running albeit for a short period of time. I put a multimeter on the ...
3
votes
1answer
56 views

Number plate lights not working

Hi I have a one year old Motorhome, the number plate lights have corroded beyond repair. I am waiting for the to be repaired under warranty. Does this mean technically my Motorhome off the road as I ...
1
vote
1answer
822 views

My car stereo does not save radio station presets

I have a 2005 Honda Accord with original radio. The problem is that it doesn’t save any radio station presets. Well, sometimes it does, it seems like when the engine is hot and I program the stations ...
4
votes
1answer
438 views

Vauxhall Vectra C Blower Motor Sqealing / Clunking

I have just replaced my Blower Motor Resistor as my fan wouldn't work on any setting other than 4 (in line with a previous post: How to troubleshoot a fan that won't work unless it's on ...
4
votes
1answer
773 views

How to troubleshoot a fan that won't work unless it's on it's on the highest setting?

My car fan won't work unless it's on 4 (full power). I have 4 options of power for the fan 1 - 4 but nothing happens on options 1 - 3. I have taken the panel off and cleaned all the contacts for the ...
2
votes
1answer
598 views

Peugeot 307 CC with power folding mirrors - Replacing Passenger side window motor

I have a 2006 peugeot 307 CC. My front passenger side window motor works now and then, but grinds, and only goes up in 1" stages. Also, the roof only opens part way, then stops. I have had an auto ...
3
votes
1answer
522 views

Tail light is intermittently out on Dodge Caravan

I have a 2004 Dodge Grand Caravan. A couple of days ago, the right turn signal started flashing rapidly when turned on to indicate a burned out bulb. I checked and found the right tail light was ...