Questions tagged [electrical]

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

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44 views

What diagnostic tool do I need for my car?

Car is a civic coupe vti 1999. The check engine light has come on. There is no obd port on this car as obd cane in use after 2000 I believe. So what device do I need and what is the name of the port ...
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Accidentally shorted trailer light, now 4-pin trailer doesn't work on 2016 Hyundai Santa Fe

The Car I have a 2016 Hyundai Santa Fe Sport with a tow package on it. 60,000 miles on the odometer. We recently bought a 5'x8' Carry-On trailer to move a couple motorcycles cross-country. Problem I ...
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On charging a battery via jump leads

If battery is not fully charged and you disconnect clamps from drained battery then add jump leads directly from car with health battery,l to drained battery terminals, will this charge the drained ...
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64 views

Brake lights are not working after removing rear bumper

My Audi Q5 2013 was at a garage for a paint job and since then the brake lights are not working. The other lights are still working i.e. above the window, those in the rear bumper and above the ...
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693 views

Differences between drive by wire and drive by cable

What are the main differences, advantages, and disadvantages of using a drive-by-wire versus drive-by-cable system?
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1answer
32 views

Motorcycle Electrical issues

I have a 2013 Ducati Monster 696cc that wont start, when I turn the key to the leftmost position the dash does not light up. None of the lights turn on except for one out of four LEDs that are mounted ...
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1answer
28 views

What type of relay do I need?

This is the relay I need to replace. I have the part number so can find it however I’m wondering if this is just a generic item and if so what is it called. I can see it is a 4 pin 12volt 20amp relay ...
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1answer
196 views

How likely it is that low alternator voltage cause Xenon HID headlamps ballast to fail?

It seems that the alternator is producing a bit low voltage, about 13.4V max, while this should be over 14V AFAIK, undercharing the battery. The left Xenon HID headlamp ballast failed some time ago, ...
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101 views

2009 Suzuki LS650 Battery Problem/Question

I bought a new battery that had the same amp and voltage as my current battery that I was going to replace. I double checked via the website, and they confirmed it would fit my motorcycle. (Moto ...
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2answers
163 views

2005 Honda Civic - Interior electronics shut off intermittently while driving

My fiance's 2005 honda civic has had the interior electronics shut off while she was driving on a couple of occasions (weeks/months apart). I have not been able to reproduce this or been around to ...
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55 views

Ignition Switch Issues

I have a 1999 Daewoo Lanos Auto For some reason my ABS, brake and engine warning lights have come on permanently When this happened the wipers, windows and heater all stopped working, I had to call ...
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My 1999 Toyota Sienna takes time to start and when I press accelerator it goes off

My 1999 Toyota Sienna will take time to start when it cools and when it eventually start and I want to raise it by pressing the accelerator, it goes off and I have to restart it again. And again if I ...
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6k views

EFI fuse blows randomly.

I am beating my head in with this issue. EFI fuse blows randomly, I have found no patter. When it blow, it will keep blowing them and not start. I have to disconnect the battery first and then replace ...
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382 views

Electrical issues with Mazda3 '07

Recently I started experiencing some weird electrical issues with my car: FM stations settings get lost My remote key gets unpaired The engine often shuts down at intersections (when stopping) as if ...
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1answer
587 views

Toyota picnic car

My Toyota picnic is giving me problem, when driving on motion the car fired well and after covering some kilometres it started jerking heavily on slow down mode either for pot holes on the road or ...
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1answer
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(2004 Lincoln Navigator) How do I set up these screens in the back?

https://imgur.com/a/uzLyQpr They were like this when we bought it. I tried putting a DVD in it and it wouldn’t turn on at all. It came with extra cables and extra connectors.
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1answer
1k views

Electrical power shutting off while driving. 2002 Buick Rendezvous CXL

I've had this problem for about a week now. While driving the car radio, instrument cluster, A/C and lights shut off intermittently and I can hear clicking from relays in the fusebox. The engine runs ...
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2answers
451 views

2006 Buick Rendezvous 3.5 will not rev over 3500 rpm in park or driving with pedal to the metal. Any ideas?

3.5 will not rev over 3500 rpm. PO 449 is the only code stored. It will not rev over 3500 cold or hot. After driving 10-15 minutes seems like the transmission is searching for a gear, just ...
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Rear central locking and alarm problems

My car has been driving me crazy, I have a Mondeo 57 plate titanium x, 2l diesel. The CPU needed reprogramming before I even drove it but when you're given it for free... Any way a couple of days ...
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1answer
228 views

Loss of power to the sound system. Can it be the ground?

I have a 2008 volkswagon rabbit. The sound system has stopped working completely. I've checked the fuses and none of them are blown. It is a stock 2008 vw rabbit 4 door which came with the ...
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1answer
244 views

Battery Draw while car is off at 3.24

I have a 2007 Saab 95 wagon... For about 6 months at random about once a month my car has been dead. After calling AAA and they told me there is a draw from the battery at apx 3.24 which is should be ...
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1answer
137 views

COP +12V short to ground?

I have here a 03 Durango 4.7L V8 with a COP ignition system. Each coil pack has 2 wires which according to FSM one wire feeds all injectors and coil packs from a relay and one is a "signal" from the "...
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17k views

2007 Nissan Armada power window fuse location

According to the fuse block diagram, there is not a dedicated fuse for the power windows. Anyone know if the power windows are on another fuse? Front drivers side window will not go down and switch ...
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1answer
186 views

1986 Nissan D21 Connector Part

What is this? As a hint, I'm losing about 2 volts between the alternator and the positive terminal of the battery here. It appears to be the last connection on the way back to the battery, just after ...
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1answer
2k views

Intermittent car electrical problem causing starting issues - any help pinpointing?

I have this starting problem that I've been trying to fix for the past year now. Well, I'm not really a mechanic of any kind, so I spend ungodly amounts of money to local car mechanics for "maybe" ...
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1answer
84 views

Car Only Starts With A Jump

Car will only start with a jump. Took car to Autozone had the battery,alternator and starter checked all came out good but still will not start without a jump. Any ideas?
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Does anyone have the electrical wiring diagram for the instrument cluster for a 1999 Audi A4 B5?

I'm in the process of repair and upgrade of the instrument cluster for my Audi A4 B5 car. I was able to find a few manuals online that show the pin outs for the Green & Blue connectors for my ...
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1answer
132 views

Holden Rodeo Headlights Randomly Stop Working and Come Good

My 2000 Holden Rodeo has started having issues with its headlights. Randomly the headlight will go out while driving or won't start when I turn them on. Have tried... shaking indicator stalk rapidly ...
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1answer
48 views

Battery drains and GM 2000 Grand AM dies while driving

Heyo everybody, thank you for any expert opinions I may find. My Grand AM can hold power and will drive. However, while driving my battery light is on, and the car will eventually run out of power. ...
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1answer
98 views

Starting car for first time in several months; arcing and turning of an electric motor when reconnecting negative terminal

Ref. Mazda Tribute, Benzene, V6, 3 litre, Auto-Transmission, 16 Years old approx., 165,000 km approx., 5th Owner The car has been parked on the street under daily heat from the sun for many months, ...
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1answer
1k views

Pontiac Grand Prix won't start, horn would honk, electrical system goes crazy

Some facts: My dad has an aftermarket Remote Keyless Entry Not aware of any aftermarket theft system, does not use keyless start He's used 410 watt power inverters through the cigarette lighter but ...
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4answers
14k views

How do I know when a VARTA car battery is produced?

I have a hard time finding when my car battery was produced - can't find any defintive information. The battery is VARTA H3 Silver Dynamic 100Ah with the following embossed letters in the upper right ...
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1answer
45 views

Radio malfunction

I have a 2012 Dodge caliber and my radio plays music, then suddenly stops for a couple seconds, and then plays music again. It continually does this as long as the radio is on and playing some type ...
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1answer
259 views

Honda Accord 2008 Overheating at cold start

I've been having quite a problem with my car. At cold start the temperature goes straight to hot, A/C stops working, car smokes black and this happens at any giving time. I changed the temperature ...
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1answer
38 views

Spilled lemonade in central console

I put a large styrofoam cup into my cupholder which then developed a hole and spilled all into my cupholder. The liquid overflowed from my cupholder under the center console. I took the center console ...
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2answers
46 views

New Spark plugs and Immediate Body Control Module Failure. Coincidence?

I took in my 2013 Fiat 500 Pop for new spark plugs and rear brakes. My next errand after the repair was the post office -- after a 30 minute wait, I came out to see my headlights were still on. ...
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1answer
182 views

Captiva problem

My Captiva Diesel 2007 has a problem going on a distant journey. During short or town drives, it is fine. When it turns to be a long journey, the car turns off after a while. My mechanic tried a ...
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3answers
279 views

Mazda 3 2005 unknown cable

I bought a used Mazda 3 year 12/2005 from Italy. This car has a diesel engine 1.6 Turbo same as Ford/PSA. I have a loose three pin cable that don't know where does it belong. I've checked with 2 ...
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1answer
46 views

Renault Laguna 2004

I am charging my car battery indoors. So my car is unlocked at moment. Can I lock it using the pull out key on card key without battery connected. ??
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2answers
360 views

3rd brake light flashing on Mercedes C-class

when appling the brakes my 3rd brake light flashes like a strobe light,can hook it to my standard brake light and it works But,looking for what voltage a 3rd led brakelight uses on a mercedes c220 cdi ...
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1answer
35 views

How to remove terminal pin from connector

Having some trouble removing terminal pins from a connector. I can see the clip (I think) but can't figure out any way to move it so the pin can slide out. I have a set of terminal pin removal tools ...
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1answer
596 views

2002 Honda Civic: Starts in the morning, but wont start after driving for a while?

I have a 2002 Honda Civic. I have been having a starting issue with it for some time now. Let me give you one of the common senarios: I use the car in the morning to go to the beach with some friends....
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1answer
30 views

(VW CC 2010 2.0L Sport) How do you diagnose a parasitic battery drain from a fuse that controls rear window raisers and central locking system?

My 2010 VW CC is having a parasitic drain issue and I've isolated the problem to one of the fuses which is for the rear window raisers and for the central locking system. If I keep this fuse out ...
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2answers
944 views

Occasionally starter will turn engine over very slowly. Dying starter motor?

Car is a '93 Mk1 Gold Cabriolet. I have this problem where the starter motor will sound like its struggling to turn the engine over. It sounds very much like a dead or dying battery but this is not ...
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1answer
313 views

Low Beams Don't Turn on. Is My Relay the Issue?

I have a 2003 Toyota Camry, and the low beams do not work. However, the high beams do work. This is my diagnosis. I changed the low beam bulbs, and the low beams still don't work. I checked the 15A ...
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2answers
3k 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 ...
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1answer
39 views

Citreon c4 grand picasso

I havent driven my c4 since before Christmas but ive been starting it regularly and keeping it snow free. Just started it again but the air con and demister isn't working. Could it be frozen?
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1answer
37 views

1998 Accord headlight

I have a 1998 Honda Accord. The driver's side high and low beam work but passenger side high and low beam does not work. I swapped out relays and checked the fuses no joy.
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1answer
69 views

2003 GMC Envoy: Bad circuit board?

I had a new alternator put in my son's 2003 GMC Envoy, and immediately after the climate display graphics aren't working. The dealership said it was a bad circuit board now. Could it be something to ...
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1answer
53 views

Battery voltage drops to 0 when high load and then recovers

Morning. I took the car to the mechanic for a bearing change and to change the airbag clockspring. The mechanic told me he would see if the car has any electrical problems before changing the ...

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