Concerning the main electrical system of a motor vehicle or internal combustion engine. Consider using [tag:electronics] for radios and other such systems. Uses the [tag:electric-vehicle] for questions about electrical powered vehicles and their unique systems.

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1answer
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Intermittent power failure in hot weather 2007 Escalade

We have a 2007 Escalade with 160k miles. The car runs great normally, but when the weather gets hot, an array of warning lights will come on from time to time, the power will drop for a moment (radio ...
2
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0answers
40 views

Need help installing Pioneer car stereo in 2006 Hyundai Sonata (power antenna)

I have a 2006 Hyundai Sonata and am switching over my brand new radio from my old car. The radio I have is a Pioneer AVH-2800BS. According to Crutchfield (which I know and trust by heart!), it says "...
4
votes
1answer
63 views

2006 Fusion, unplugged blue plug behind glovebox, now one headlamp and brakelight not working

06 Fusion SE 2.3L. AC wasn't working so I took advice from this instructables article and this video to do a quick temporary fix. I attached a 47kOhm resistor to the purple and yellow wires (top 4th &...
6
votes
3answers
77 views

VW Golf electrics problem with door closed

I have a VW Golf 1.9 TDi 55 plate MK VI. When the door is CLOSED (with the ignition on) : The mirrors do not adjust, the windows do not open, the fuel flap does not open and the child door lock does ...
7
votes
1answer
111 views

Battery tender vs trickle charger

I understand battery tenders are used to keep batteries charged for long term storage, and trickle chargers are.... also used to charge batteries? What are the differences between these two devices, ...
2
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2answers
50 views

What could be causing battery drain on a 2009 Honda Pilot?

My sister has a 2009 Honda Pilot that's got some issues with the electrical system. The battery frequently drains overnight (every other day or so). When driving a lot (several hours or more) the ...
3
votes
1answer
40 views

WV Golf IV '98 - Right side blinkers not working on signal

I own a used VW Golf IV, 98, 1.4. I am facing a really strange issue the last few days. When I turn my hazzards on, every bulb works well and on time. When I signal left it works too. The problem is ...
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1answer
50 views

1988 RX7 not turning over

While trying to start my RX7 all I hear is a click coming from the dash when I turn the key. When I stop turning the key to start it I hear another click coming from a relay above the visor located ...
4
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3answers
44 views

Electrical - Low beams out, high beams still work

I have a 2001 Mitsubishi Lancer CE, unfortunately both low beam headlights don't work. However, high beams and parking lights both work. I've checked the fuse, relay and bulb, all appear to be working....
3
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1answer
71 views

1988 RX7 not starting, buzzing

I recently obtained an RX7 and was told it worked fine but would not start due to the clutch going out while it was sitting some wires near the alternator were chewed by rats too, so after the wires ...
2
votes
1answer
21 views

Troubleshooting wires and fusable links in '96 Dodge Dakota 4 cyl. 5 speed manual

On the AC compressor, what wire is hot? Black with white stripe or solid black?
6
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1answer
93 views

Effects of shutting off Nissan altima (or any car) while in drive

Every now and then when I get home after a long day, I pull into my driveway and while the car is stopped (foot on the brake), I turn the vehicle off without putting the vehicle in "Park". Car is ...
6
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2answers
499 views

Can I avoid buying a ridiculously expensive replacement starter motor?

My situation can be described with a photo: That's my starter motor, which doesn't appear to be in a healthy condition. What I would like to know is, can I avoid spending over $500 on a new one in ...
3
votes
1answer
20 views

Terracan 2.9 crdi 2004 won't start

Wile driving i activated the high beam (headlights) and the rpm-meter started flickering for a moment and then dropped down to 0. Stopped the car and shut of the engine for 10 min for other reasons. ...
2
votes
1answer
48 views

Power to seperate starter switch only when motor isn't running

I need a circuit to disengage power to the start switch which is seperate from key switch when engine has started so there is no chance of accidentally engaging the starter with the already operating ...
2
votes
1answer
33 views

Light bar vs Car battery

I have a light bar that pulls close to 22 amps how long can I have it on and my jeep off without hurting my battery?
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4answers
53 views

Ideas for rewiring headlights – convert from halogen with DRL to HID + LED DRL

I need some ideas. My 2009 Ford F150 pickup uses the same wire for daytime running lights (DRL) and "full" headlights. The stock setup was halogen bulbs with full brightness receiving 12 V and the DRL ...
2
votes
1answer
36 views

1999 Katana 750 will not start

Rode it today ran fine. Come back home and I stalled it. 20 minutes later I turn the key to ride it again and nothing. I have no lights of any sort. I did check the fuses and they seem ok. What else ...
5
votes
2answers
73 views

Why do the running lights turn on when the car is off?

I have two questions and they may be related, but I'll pose the most important question first. A friend owns a 2006 Chevy Malibu. Recently the running lights began randomly turning on when the car was ...
5
votes
1answer
88 views

Diagnosing fuel pump relay on 2004 Acura TSX

My wife's '04 Acura TSX began having issues starting towards the end of last summer. It would turn over just fine, but took 5-10 seconds to actually start running. The problem was intermittent - some ...
7
votes
2answers
60 views

Semi-permanent power inverter

I'd like to install a semi-permanent 500 watt inverter connected to the car battery for greater power delivery. The battery is in the passenger area, so there's no need to run wiring through the ...
7
votes
1answer
87 views

No power to my 1988 LS650 Suzuki with new charged battery

I have a 1988 Suzuki LS650 Savage from someone who jumped it off with running car. Put a new battery in it and now I can't get any power. No lights or anything. What do I need to check?
5
votes
2answers
95 views

Electrical issue in vehicle - fuel gauge drops to zero when horn is activated

Here is what I have been dealing with. Posted over on my vehicle specific board, but no one seems to have any idea. Instead of reposting everything hashed over there, I will post the original question ...
5
votes
1answer
35 views

Low beams don't work but the high beams work in a 2002 Toyota Tacoma

I have a 2002 Toyota Tacoma Pre-Runner where my low beams don't work but my high beams do work. I've replaced the headlight bulbs and relay switch, and still the low beams don't work. Any ...
6
votes
1answer
30 views

Replacing interior lights with LEDs (2003 Jeep Liberty)

I replaced the bulbs in the interior dome lights in my jeep with LED's. In front, there are two lights - driver and passenger. In back, there is one. The old lights were too dim, the new LED's are ...
6
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3answers
238 views

Boat Not Getting Power to the Starter Motor

Just rebuilt most of a 2 stroke jet boat. ( if you need / want any boat details, see: this thread ) First day the boat started fine, no problems, next day I tried again and the CDI fuse had blown ( ...
5
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0answers
63 views

Starting a diesel tractor

I have a diesel tractor with a generator. After sitting for a long period the battery was low so I used a portable jumper battery but mistakenly hooked up the cables in reverse. This caused smoke to ...
3
votes
1answer
39 views

Blown fuse on K1 GSXR 600. Fuse replaced, but still no power

I have a GSXR 600, and the live side of a circuit touched the frame and blew a 30A fuse. I changed the fuse and now I have no power. Does any one now why? Thanks
3
votes
2answers
67 views

Replacing a boats blown CDI fuse

Just rebuilt most of a 2 stroke jet boat. ( if you need / want any boat details, see: this thread ) Yesterday she fired right up no problem, today she won't even turn over. After some basic ...
9
votes
2answers
68 views

No power but battery, alternator, and connection are good

This involves a company truck, 08 Chevy Silverado. I am not a mechanic or DIY nor do I play one on TV. The problem I am having is that every 2 or 3 months this truck will not start and completely ...
0
votes
2answers
32 views

86 ford ranger wont start

For awhile my trucks ignition has been acting up and I would have to roll the ignition. back and fourth several times before it would start but one day I went to crank it and the truck acted like it ...
0
votes
0answers
20 views

1999 Jeep Cherokee 4.0L engine

Where can I get a wiring diagram for a 1999 jeep cherokee? I am having problems with a couple fuses blowing in the power distribution center under the hood and it causes the check gauges and check ...
2
votes
1answer
48 views

What does the OBD error code P0100 mean?

What does the OBD error code P0100 mean? I have an engine misfire with the check engine light on in my Nissan N16 Supper Saloon -1300cc - 2000 model year. The engine started to produce less power. An ...
4
votes
1answer
56 views

1999 Jeep Cherokee 4.0L electrical problems

I am new to this and in need of some advice. I just purchased a 1999 Jeep Cherokee 4.0L, with 211,000 miles and have some electrical problems. I noticed that one of the two green wires on the back ...
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vote
2answers
105 views

2008 Genuine Buddy 125cc - Starting Problem

I bought Genuine Buddy yesterday on craigslist rode it home and of course it won't start this morning. The battery works(the turning signals and hazard lights work), and the gas tank is full. It ...
9
votes
1answer
154 views

What is this extra light on my headlights?

I own a 2006 Mazda 6 Luxury Sport in Australia, and the front headlights have 4 lights on them: It also has a fog light, which is not featured in this photo (but will be visible in later photos). ...
4
votes
2answers
83 views

Vauxhall/Opel Astra H How to remove front door electrical connector

The front door electrical connector on the Astra Mk5 H, is a rectangular multiplug. Is there a special technique for pulling it off. Are there clips which must be released first? Any tips ...
19
votes
3answers
2k views

Should I replace fuses as a part of regular maintenance?

I've been having a few problems that might be electrical in my car. Seeing as mechanics always want to replace parts first, I'm having to diagnose this problem myself. It seems like replacing all ...
0
votes
1answer
45 views

Best way to add amp and sub to car [closed]

I just got my first car, a Chevy Cavalier 2000 base, and I would like to put in a new radio, a decent amp and sub to drive the speakers and sub. I am right now looking at this radio. I would like to ...
4
votes
2answers
46 views

Car Shuts Off during low RPM and only happens at night or early morning

I have a Holden Barlina 2004 VY model v6 I have it for at least 2 years now, but this issue only started to happen two months ago. As I turn it on, it goes smooth and quietly, but as I drive, ...
7
votes
2answers
106 views

How to diagnose the cause of no power reaching the spark plugs when power reaches everything else, after checking fuses?

I've been trying to get my long-suffering Toyota RAV4 first generation (1998) to start after numerous different problems, the latest of which I've narrowed to the spark plugs not firing seemingly due ...
3
votes
1answer
71 views

What is a vibrator on a Model T ignition coil for?

In this post here What vehicle does this ancient ignition coil fit? there is a device that is cited in @paulster2's response that is called a 'vibrator'. Here's the diagram from his answer where ...
6
votes
1answer
94 views

Where can I find a power adapter to run a car stereo from a wall outlet?

I have a car stereo head unit that I'd like to repurpose as a radio for my garage. Given that, I'm looking for some kind of power adapter / transformer that I can plug into a wall outlet and splice ...
5
votes
1answer
38 views

How should I properly connect a high-current accessory?

I have a 2012 Honda Accord that I would like to install a radio transceiver in. At peak, its current draw is 22A @ 13.8VDC. Generally, the wisdom is that it should be connected directly to the battery ...
4
votes
2answers
39 views

2002 Subaru Forester S - Multiple Non-functional Electrical Components

Bought the car a few days ago, now I'm noticing something that I'm betting may have been done on purpose. My power locks do not work at all, have to manually lock each door. Not the worst thing but ...
5
votes
1answer
67 views

Ducati Monster S4 electrical problems

I have a 2001 Monster S4. The fuel level sensor hasn't worked since I bought the bike. This is mostly an inconvenience, but as there is no reserve facility it means I need to keep a close eye on my ...
6
votes
1answer
27 views

2003 Tibaron ECU fuse blows while driving, not when idling

This is a 2003 Tibaron. The ECU fuse blows only when driving. It can idle for hours. What runs off the ecu fuse? I replaced the ECU, didn't help. Checked power and grounds, no problem found. I'm ...
4
votes
1answer
45 views

Volvo Turn Signal Light Problem

My dad has an old Volvo V70 from 2001. One of the blinkers (that yellow light that you turn on if you go left or right) is not working properly. Sometimes it works, sometimes it doesn't. We opened ...
3
votes
1answer
30 views

2005 Honda DX 4dr 5spd - Gauge Cluster and Int Wipers not working, why?

OK, I have a 2005 Honda Civic DX 4dr Sedan with a 5 speed manual Transmission, Standard everything, no power windows, A/C, plain basic setup. So the other day suddenly my Gauge cluster stops working, ...
6
votes
2answers
108 views

Motorcycle Starting Motor does not crank, WHY?

Eureka! After replacing the starter relay purchased on eBay with the original Honda one the engine starts and runs perfectly! ''''''2''''' UPDATE: installed a new fully charged battery = still no ...