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

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5
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1answer
159 views

Multiple issues with AUX input (Mazda 3 2007)

I experience a bunch of problems with my 2007 Mazda 3's electrical system: The most annoying issue is that I hear [a rather loud] engine noise when I connect a phone to the AUX (3.5mm audio jack) ...
10
votes
2answers
453 views

2007 Hyundai Elantra - Car beep when I lock the door no longer working

I got in a minor accident the other day. Cosmetically my hood was a little crumpled and the grill cracked. Functionally the only thing not working is the wireless lock beeping feature. Is this ...
7
votes
2answers
98 views

Battery and Alternator Pass Test - 2003 Mustang GT

I have a 2003 Ford Mustang GT, I had the battery tested and it will take a jump and start up so naturally I am thinking the alternator is bad. I take the alternator out and have it tested 3 times and ...
4
votes
0answers
87 views

Audi A6 C6 on board computer is off

I'm not sure if it's something wrong with on-board computer or I just don't know how to turn it on. When the car is started the display is completely off. and only turns on sometimes when some kind of ...
4
votes
2answers
3k views

1999 gsxr 600 - What is wrong when my regulator keeps burning out?

I recently had my clutch replaced and a new battery put in. Within a month my regulator/rectifier burnt out of it. So, I purchased a new one. After 2 weeks that one burned out also. I replaced the ...
3
votes
1answer
90 views

2007 Ford Explorer - No Start, No sound, No power

My son's Ford explorer does not start on the first try but when he try's again then it starts. On the first initial start try there is no clicking, no sound like turning over, no dash lights etc. But ...
7
votes
2answers
114 views

Why do the batteries on some cars need to be hot-swapped?

By "hot-swap" I mean ensuring that the new battery is connected in parallel to the old battery while the old battery is removed and the new one is installed in its place. The idea is to ensure that ...
3
votes
1answer
72 views

How do I test fuses with a circuit tester?

Lights all flicker. When I an in the cabin the head lights flicker. I want to test my fuses with a circuit tester. Should the engine be running or will I be blown away? Please help, I'm a newbie ...
5
votes
2answers
3k views

2006 Pontiac G6, 3.5 V6 - ABS and Traction Control Lights in Pontiac G6

I own a 2006 Pontiac G6, 3.5 V6 with 155,000 miles. I was coming to a gentle stop when the ABS activated, and the brake pedal vibrated as though I lost traction. Before accelerating, both ABS and T/C ...
6
votes
2answers
156 views

Removing a car battery - order of wires explanation

Q1: When one removes a car battery, why does one start with the minus wire? Is it because if we remove the plus wire first it may touch the body of the car and close the circuit, causing a ...
3
votes
2answers
129 views

Battery Explosion - What are the reasons a battery would explode?

A long time ago, in a galaxy far, far away, I saw a battery explode. I was about 100 feet away and two mechanics were jump starting a Harley Davidson from a truck. The operator of the truck was ...
1
vote
2answers
79 views

Suddenly losing electrical power, but after jump start, test the battery and alternator, they seem fine

99 corolla seca. OK so first time it happened i was driving and i suddenly lost power (electrics / everything else) it just kind of putters a little and then that's it. I called roadside assist and ...
3
votes
2answers
126 views

All warning lights came on, the odometer did not.

I have a 2008 F150 160k miles and all of the warning lights came on (Check engine, ABS, low tire, parking brake, 4x4 Hi and 4x4 Low from what I remember). The odometer was just a blank green screen. ...
3
votes
1answer
51 views

2008 Mazda 6i - Do I Need to Flash the BCM?

Do I need to flash the BCM if I replace it? I have a 2008 Mazda 6i and the horn, brake lights and cruise control do not work. The repair shop says the BCM shows signs of water damage and needs to be ...
2
votes
2answers
78 views

Viable replacements for lead-acid batteries?

Given the state of battery technology, is it viable for either motorcycles or cars to replace the original spec 12V lead-acid battery with a different type of battery? My question comes about as I ...
0
votes
2answers
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
2answers
172 views

1997 dodge caravan won't start when motor gets hot

I have a van with the 3.3 in it. It will start in the morning to go to work sometimes die on the way and restart. It also will not start when the motor gets hot it will turn over but not getting any ...
4
votes
1answer
2k views

Weird Problem! Need to turn steering wheel to crank start the car

I have a 1997 Toyota Corolla It started to have starting problem a few weeks ago. If I didn't drive my car for 1 or 2, the car won't start. The only way to start the car is to turn the steering wheel ...
1
vote
0answers
41 views

12 v RV solar system ground wire size for minmum voltage drop [closed]

I have been too ignorant about wire sizing but now trying to correct it. 280w of panels - 15amp potential max. power for the two - controller (set to 14.4 now) - 12v AGM 200 amp/hr battery. 22 ft new ...
2
votes
1answer
223 views

Opel Frontera Electrical Problem - can't access diagnostics

I have an Opel Frontera 1999 2.2 Diesel. It refused to turn over a couple of years ago and it's taken me this long to get to doing anything about it. I was advised that it was something wrong with the ...
4
votes
1answer
555 views

Fiat 500 Airbag Sensor

My Fiat 500, 2008, 1.2 Pop, 51Kw has had its front left side somewhat crushed. The body has been fixed for the most part, but the electrician/mechanic tells us he cannot turn on the vehicle in order ...
5
votes
1answer
91 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, ...
3
votes
0answers
26 views

parking light on 1990 Volvo 240 not working,

The driver's side parking light on my 1991 Volvo 240 is not working. Bulb is ok. Turn signal and head lights working fine. Mechanic says it is most likely a corroded wire inside an "assembly" or ...
2
votes
0answers
615 views

How do I fix an immobilizer problem on a 2006 Kia Sedona?

How do I fix a problem with my immobilizer? This is a follow up to this question: 2006 Kia Sedona intermittently not starting What parts (if any) do I need? What would be the best way to go about ...
2
votes
0answers
47 views

2001 Jeep Grand Cherokee - What is Difficulty in Replacing the Negative Battery Cable in this Vehicle? [closed]

We have replaced the alternator and battery but still have problem with starting. It takes a jump and starts every time but after you park and come back, it won't start again. I has been to the shop ...
0
votes
3answers
655 views

Headlight problem in my honda 125cc bike

I'm having a headlight problem on my Honda 125cc bike. My problem is that I don't have a battery on my bike and every time I connect a bulb, it blows up within 5 mins. As of this moment I can't afford ...
1
vote
3answers
143 views

Battery dies frequently

I've had my 97 civic for a year now and the battery died about 3 months after I bought the car. Each time it died, I'd kick start it, drive for a few days, then it would die again. So I went to the ...
0
votes
1answer
85 views

Calculate car battery life using OBD parameters

I want to calculate the battery life of a car based upon OBD2 parameters like engine load, distance traveled, Control Module voltage etc. Can anyone please guide me as to how to do this? If ...
1
vote
2answers
65 views

Electronics not working after trying to replace stereo

The trunk release, power locks, key fob, radio, interior lights, power mirrors, and the horn (horn only works when car is running) all don't work but my power windows still work great. What could be ...
3
votes
1answer
47 views

What would go into a tranny swap on a modern vehicle

I have a 1999 Isuzu trooper and I have been toying with the idea of doing an engine and transmission swap on it. If all goes well with the engine I plan on getting I would like to replace the ...
0
votes
1answer
25 views

2002 Dodge Stratus loses all electric power after jump starting and running a few minutes

Already replaced the alternator and battery. Alternator is putting out 13.7 volts and battery is reading 14.1. I jumped the battery and starts right up, but after removing jumper cables the dash ...
3
votes
1answer
75 views

Electronic disaster after replacing water pump and alternator on a 2008 Scion?

I have a 2008 Scion. I changed the water pump and alternator. After I put it back together I have no power steering, power door locks or windows, Tail or brake lights. Half the warning lights on the ...
3
votes
1answer
54 views

1997 Honda Accord F22B2 - Electrical Issue After Cylinder Head Repair

I recently replaced the head gasket and timing belt on my F22B2 (non-VTEC, 4 cylinder) 97 Honda Accord. I got everything put back together, but now the ignition switch doesn't have the same results ...
1
vote
2answers
470 views

96 Toyota Camry won't stay started [closed]

My 96 Camry starts first time every time then stalls after 10-20 seconds? Last year it ran fine but rarely would stall @ running speed. I had to set for 2-3min before it would start then it ran ...
7
votes
4answers
2k views

How stable is voltage in a 12V car outlet?

I want to use a Mini-ITX PC board in a car. I plan to use the 12V "cigar" outlet or take the 12V elsewhere, but from the same 12V source that is dedicated to be used for user devices within a car's ...
3
votes
2answers
443 views

How do cigarette lighter splitters work?

I have a 3 way cigarette lighter splitter that says: Input: 12VDC, 8A Output 3 Ports: 12VDC up to 8A Fuse: 8A, 250V Does this mean it outputs 8A per port or, does it mean if the load of all ...
2
votes
1answer
57 views

Constant drain on battery solution

I have a 2012 Ford Fusion SE. My problem is that my dc power outlets (cigarette lighter) are on continuously. I was charging one of my cell phone battery packs and as I unplugged it I noticed that ...
6
votes
0answers
93 views

Ford Focus - Central Locking Failure

I would really appreciate some help. So my central locking has stopped working. I can put the key into the door and lock and unlock the car but I can't use the fob on the key. Attempt 1 I tried was ...
1
vote
2answers
11k views

Where is the Wiper Relay/Control Module located on a 1994-1998 Ford Mustang???

I am trying to repair my wipers, there is no voltage in the wires that connects to the wiper motor. I checked the fuses and current is passing through them, so they are ok. I think the Wiper Relay ...
2
votes
2answers
129 views

Subaru Forester XT 2002 driver power window malfunctioning

My driver side power window does not go down automatically but will go down if you keep the switch depressed. On the other hand the up function only work by continuously pulling and releasing the ...
1
vote
1answer
73 views

How to wire trailer brake to 2014 Ford Focus ST

I am in the process of wiring in a universal trailer light controller into my 2014 Focus ST. In doing so, I've run into a very strange issue which is just beyond my electrical knowledge and I'm ...
4
votes
0answers
32 views

loss of gauges on a 2003 Ford Escape

My son has a 2003 Ford Escape V6, that will all of a sudden have a loss of all gauges while he is driving and then they will come right back up with no loss of power. There has been times he has ...
1
vote
1answer
1k views

requirements upgrading of headlamp from 35/35w to 60/55w on bullet 350 uce

I own a Royal Enfield Bullet (std) 350cc 2013 uce model. The bike is fitted with a 35/35w HS1 PX43t halogen bulb. I want to replace it with a 60/55w halogen H4 bulb. Earlier I had installed the ...
4
votes
1answer
36 views

Have a 2000 Jeep XJ Cherokee Sport with Electrical issues

I have replaced computer, starter, alternator and battery twice in the last 2 years. The other day when I turned the key the lights cut off and no attempt to start. I removed battery connections and ...
0
votes
1answer
115 views

1996 Ford Explorer Speedometer and Shifting issues, O/D light flashing

My 1996 Ford Explorer began having issues at the end of a moderately long drive home while going approximately 60 miles per hour (not sure if related; I drive that speed often). The speedometer ...
4
votes
0answers
102 views

Wire front camera+sensors+display on SINGLE Ignition switched 12V wire

I want to install front parking sensors & camera (+display). So I have: Kit of 4 sensors + controller Camera Display Basically I know how to install & wire them, the thing I don't sure is: ...
4
votes
2answers
2k views

When reconnecting a battery, why connect the positive first? [duplicate]

When reconnecting a battery, why is it recommended to connect the positive lead first, and the negative lead last? What difference does it make if they are connected in the opposite order?
3
votes
1answer
120 views

Brake light connector drops to 0v when bulb is in, 12v without bulb

I'm stuck with a basic electric problem, on my honda cb500. The rear light bulb is a twin-filament for position/brake, 12v 5/21w. It's brand new and tested. The battery has 11.9v. On the rear light ...
2
votes
1answer
34 views

Odd Dashboard Cluster and Control Behavior

Car: 2005 Dodge Grand Caravan Problematic behavior About this time last year is when this all started. It first surfaced in that when I went to startup the car it started but after about a second ...
2
votes
1answer
59 views

positive ground / neg. ground

With a/c current in a home rather than a vehicle, I don't think one would ever get a positive ground. Electricity always flow from the positive to the negative from what I have been learning about a/c ...