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

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321 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 ...
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0answers
129 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.
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2answers
971 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
118 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. ...
3
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1answer
294 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. ...
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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
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1answer
353 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 ...
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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 ...
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0answers
155 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 ...
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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 ...
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2answers
139 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
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1answer
566 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 ...
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1answer
429 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 ...
3
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1answer
110 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 ...
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2answers
139 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. ...
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4answers
370 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 ...
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votes
2answers
62 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 ...
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0answers
202 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
136 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
145 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 ...
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1answer
49 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 ...
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1answer
192 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?
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0answers
166 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 ...
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1answer
179 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 ...
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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 ...
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2answers
5k views

Can I disable antitheft (PATS) on 03 Mustang?

Just bought an 03 Mustang from an auction and took it on a trip. The anti-theft system kicked in and I had to disconnect/reconnect the battery to get it working again. That worked a few times and I ...
0
votes
1answer
919 views

Sound system volume fades in/out erratically

I recently got a 2006 Mercedes e350, passed it's Mercedes certified check up a week ago so it's electrical should all be in working order. The last couple days I noticed the volume of the sound ...
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votes
1answer
107 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
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 ...
4
votes
1answer
294 views

Misfiring Engine Hyundai Accent Executive

My Hyundai Accent Executive is 2001 model. Recently the engine started misfiring badly during idling with Air conditioner on. It is almost like the engine is going to turn off any moment. The ...
2
votes
2answers
239 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 ...
3
votes
1answer
353 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 ...
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2answers
250 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). ...
4
votes
1answer
294 views

Honda Prelude: digital fuel and temp gauges dimming and brightening repeatedly

I have noticed an annoying issue on my '94 (4th gen) Honda prelude. The digital petrol and temperature gauges appear very faint when starting the car. After about 5 mins they brighten again, only to ...
4
votes
1answer
669 views

A/C electrical problem on 92 Civic

I've had intermittent A/C failure on my 92 Civic DX going on for a couple years now. It's clearly an electrical problem. Normally it's solvable by putting some pressure on the control panel, but ...
3
votes
2answers
110 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
1k 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 ...
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votes
3answers
327 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
54 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 ...
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1answer
777 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
368 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
636 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 ...
3
votes
1answer
405 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 ...
4
votes
1answer
60 views

01 Monte Carlo electrical gremlins

My wife has an 2001 Chevrolet Monte Carlo that sat for about 6 years before she got it 3 years ago. It’s having a few electrical problems. Temperature gauge doesn’t work. I replaced the sender with ...
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0answers
35 views

Access OnStar Wires on 2012 Equinox

I've got a 2012 Equinox that I want to attach an inviscord to the Onstar wires, but I am not sure how to access the wires. There is a wide black plastic cover where the rear view mirror attaches to ...
3
votes
1answer
211 views

Turn Signal Randomly Changes Directions

I have a 2005 Dodge Dakota. The left turn signal has started randomly switching over to blinking the right signal light. When it happens, the sequence is usually: Turn on the left signal, it blinks ...
3
votes
1answer
708 views

2008 Pontiac Grand Prix Fails to Start and Electronics Go Awry

My mother-in-law drove over this morning to pick up my wife, and when they tried to leave the car wouldn't start. Not only that; the horn honked, the wipers started, the trunk popped open, and the ...
3
votes
1answer
123 views

Brake lights on '94 Honda Prelude stuck on

All 3 brake lights on my Prelude seem to be permanently stuck on. This occurs all of the time - the lights stay on even if there is no key in the ignition. I've had to disconnect the battery. Would ...
3
votes
1answer
384 views

2000 Grand AM GT engine and electric cut out randomly while driving

My Grand Am is cutting off randomly while driving. I have not been able to purposely reproduce the problem, which makes diagnosis difficult. I am looking for any advice in diagnostics, or parts to ...
4
votes
2answers
14k views

'01 Jeep Cherokee - Check Gauges light & low battery gauge

Bought my '01 Cherokee back in March & have had nothing but problems since; I've been slowly fixing them when I have the time/cash. However, this particular issue has me stumped (and it's happened ...