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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2000 Mazda protege the efi fuse blows out
Fuse blows out as soon as the key is in the on position. I have unplugged all the fuel injectors and the fuel pump at the tank and still blows the fuse. I'm not sure if I have the correct relays for ...
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Did I fry my digital clock when soldering it?
I got a new digital clock for my car (1988 Accord) as the old one was broken. It came without that front cover/bezel/plastic chassis so I intended to swap it into the old bezel/plastic chassis from ...
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’07 Cobalt intermittent problems: stuck in Park (auto transmission), doors don’t auto-unlock (but key not stuck and brake lights work)
I’m occasionally having problems with my ’07 Chevy Cobalt (with automatic transmission) where it will get stuck in Park. When I press the release button on the gear shift, a loud click is audible from ...
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2012 Jeep Grand Cherokee security code
My jeep grand cherokee 3.6 2012 radio wants secury code and I don't have a use manual. The car cannot start.
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2010 Kia soul car not staying on after removing jumper cables
Car wouldn’t start so used jumper cables to start car. However, after removing jumper cables lights dimmed then car died. 2nd try Jump starting car removed cables and was able to keep car running ...
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Troubleshooting ride-on-mower: PTO clutch not engaging
I have a Cub Cadet RZT 50 Ride - on Mower.
I am having issues with the PTO clutch (magnetic clutch which engages the belt driving the mowing table under the footrest).
I have tried engaging it with a ...
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obd connection issue
I just bought a PA state 03 f250 from a auction. I took it to the garage for inspection and emissions. (I'm told state vehicles do not require emissions.) When they hooked it up for emissions test, it ...
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Motorcycle "melting" S2 bulbs
My motorcycle (Keeway Superlight 125) has been burning headlight bulbs (S2, BA20d bayonet) at an impressive rate (one every a few months). By inspecting the bulbs I noticed that the little "...
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Max power consumption of chargers in an average car
I am planning to charge a lot of electronic devices and photo-equipment in my car (using 12V DC only). I've got a lot of chargers connected, including 100W for Macbook Pro and multiple 36W smaller ...
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Fiat Punto Grande 2008 Immobiliser light on and car does not crank
FIAT Punto Grande 2008. My daughter was driving her Punto and the immobiliser light came on. Nothing happened to the car, she drove the short distance home and turned the car off. The car has not ...
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When alternator bolts slackened it starts putting out a proper voltage. Relay 2.2hdi
I've had some alternator woes over the past week.
Citroen Relay model II 2005 - 2.2hdi.
My alternator wasn't putting out anything:
Battery was down to 11.5v
Checked the alternator with a multimeter (...
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Volvo s60 2011 D3, infotainment system partly working. AC works, no radio/my car settings etc
Volvo s60 2011 D3, infotainment system partly working. AC works, no radio/my car settings etc... Also replaced all fuses for infotainment. Would anyone have any ideas as to why the radio and car ...
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Some circuits are only getting 1.2 V
Some fuses are only getting 1.2 V and not 12-ish. Consequently the systems they power do not work.
Based on below description, what is a likely cause?
What should I check next?
Vehicle: 2006 Terex HR1....
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Having electrical issues after driving/engine running for 25-30 minutes
So, as title says, after half hour roughly, my dashboard and alerts start turning on and off. There's also a constant pulsing in my lights and heat blower after starting the engine. There's a load ...
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New head unit isn't saving clock/station presets - need advice on wiring!
I just installed a new head unit (a cheap ML41B) and realize now that it's not getting constant power (time/presets are lost when the car is turned off). I noticed the yellow line from the vehicle ...
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'05 Honda CR-V multiplexer wriring issue?
Having issues with the door lock relay decided to replace the multiplexer with one from the salvage yard. Unfortunately this did NOT fix the issue and introduced a new issue. It cause the engine light ...
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Lincoln Continental 2000 fuel pump connector loses 12v when connect fuel pump
I have a Lincoln Continental 2000 and had changed the fuel pump one time and it worked for about a month and after a month the fuel pump failed again and confirmed it failed by applying 12v and ground ...
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Saturn Aura 07 help
Had starter replaced,went out to drive the vehicle and about 30 minutes after i left the radio went off and all the dash warning lights came on then the car stopped and will not start. This morning i ...
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2009 Town and Contry - Doors lock when opening driver's side door
I've got a 2009 Chrysler Town and Country Touring with the 3.8L V6. Recently, the interior doors have begun locking when the driver's side door is opened. Specifically, the moment I pull the door ...
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How to fix oil pressure switch terminal cover
I have a 2001 Honda Accord and I'm changing the oil pressure switch / sensor. The terminal cover crumbled apart when I took it off. I couldn't find a replacement part for it, so is there some way to ...
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2011 Chrysler Town & Country not staying started after I jump it
I replaced my alternator and battery but as soon as I remove the jumper cables my car dies on my 2011 Chrysler Town & Country
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Can I replace a broken power antenna with a generic one?
I have a 1988 Accord. The power antenna is broken. The motor still works but the antenna doesn't raise or lower. I'm assuming this is due to the 'cable' in the antenna being broken or worn.
Just ...
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Indicators Not Working when Headlights are Switched On But Work when Headlights are Switched Off. Hazard Lights Work Either Way
Vehicle: 1969 Fiat 124 Sport Spider
I have a 1969 Fiat 124 Sport Spider and am having a strange problem. The indicators are not working when the headlights are switched on but work when headlights are ...
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Mt85 bobcat mini tractor
So the customer replaced the battery because of machine wouldn’t turn on. Few days later the customer needs to jumpstart the battery because it’s not turning on again, but only turns on when it’s ...
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Hello. I have opel astra h 2005 . No electric power in dashboard and switch control not working
I have opel astra h 2005 . No electric power in dashboard and switch control not working but when I remove the abs connector the dashboard electric come back but not working
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What is the typical battery power consumption of a parked car?
My car (2014 Opel Zafira-B) has some weird electrical issues where it randomly and suddenly drains the battery, sometimes while driving. While diagnosing the issue I also measured the power drain when ...
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Replacement stereo has no sound
I swapped the stereo/media-centre out in a Kia Sportage for a secondhand one that is 1 model out.
The original units NAND died locking it into a boot-loop; but the radio/audio continued to work (so I ...
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Reconnecting "starter" battery sometimes works, sometimes doesn't. 2007 Honda Civic Hybrid
I have a 2007 Honda Civic Hybrid with a 12-mo old 151R starter battery.
I disconnect the negative wire from the post after each use because the car sits 3-7 days between uses.
The negative clamp is ...
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Hi i have vw polo classic 1.4 2006 when its hot it doesn't wanna start and cuts power while driving
Help Hi i have vw polo classic 1.4 2006 when its hot it doesn't wanna start and cuts power while driving I changed coil pack and petrol pump and put a new gasket but still continues
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Does the negative ground amperage rating matter?
I am looking at replacing a knackered stereo (newer model) with the closest I could find, but the current model says 5 A negative ground while the replacement says 14 A negative ground.
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2007 Dodge Charger 3.5L V6 won't turn over, but starter and relay appear to be working
Some quick background: This is my cousin's car, it has been parked for over a month, at some point before it was parked my cousin hit a tree (no airbags or anything) and afterwards it would start but ...
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2001 Manual Mercedes C220 CDI - ECU replacement
Well bring a really typical blond I switched the jumper leads onto the wrong terminals on the battery.Red to black and Visa Versa. I blew up the on board computer.
Hence I blew up the ECU. I really ...
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Should I upsize the power cable guage for the Amp I'm installing in my Car?
I'm getting ready to install a Subwoofer/Amp (JBL Bass Hub)
This unit comes with a 10-AWG for ground and power and appears to be Stranded wire made out of Alumnimum (really annoyed by this cost ...
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2013 bmw 328i xdrive tail light seal
I’m taking on water in the lid of my trunk. I investigated and it seams water is coming in through my inner tail lights. I removed the assembly and it appears the corner of the seal on both sides is ...
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Intermittent Instrument Cluster Lighting
2018 Chevy Silverado
Why does my instrument cluster lights and radio goes out why does my cluster lights and radio turns off for 5 secs and comes back on after applying my brake?
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03 yukon electrical
Its an 03 yukon with a brand new battery in it. In the past 3 months it has went in for a no crank no start issue twice . Both times it was just an ignition fuse. Something is causing this fuse to be ...
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What happens in an EPS false positive?
I was wondering, what will happen if for whatever reason the electric power steering system gets a false positive, worst case scenario - at high speed?
I suppose the same question holds valid for ...
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Is it ok to pull the immobiliser fuse for extended periods of time (Nissan Micra K12)
I have a 2006 Nissan Micra K12.
The battery is being drained, which I tracked to the immobiliser fuse.
Multimeter showed 0.08amps with fuse in and only 0.03amps with the fuse removed.
I don't want to ...
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12 V split charge system, full circuit specs
I'm working on a 12 V split charge system in a vehicle and I'm confused about which components to choose.
Here's my current setup
Alternator (BOSCH A0165) : 150 Amps
Relay (NAGARES RDT/3-12) : 100 - ...
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2019 Subaru Impreza HB battery Connector Replacement And other questions?
So I had a CURT Class One Hitch Installed and installed a Cold Air w/ Heat Shield AEM Air Intake and plan to put a tiny one piece subunit in the back, plus I have the wiring kit to have a trailer ...
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Is it time to replace the battery?
When I let my car idle over the night the battery voltage is around 12.2v and after running it's around 12.5v, and charging voltage is around 14-14.2v, i thought the monoblock amp which i connected ...
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What is this thing here the AC is not working because of it?
I bought a Hummer 2 limo 2009. The AC stopped working and they traced that it's this thing that got burnt. We checked our local spare parts dealers and they don't know what it is, there is no writeup ...
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Is the 12v cigar lighter port in Teslas AC or DC?
Specifically, is it 12v AC in the 1st gen, pre-2016 April models?
If there any that is not 12v DC of Tesla vehicles?
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Is an isolator and a circuit breaker necessary to prevent battery drain by an inverter?
This is a follow up question to the question: “What are some installation best practices of a higher-wattage, pure-sine inverter to connect to pre-April, 2016 Model S Tesla?”
I am at the final stage ...
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When using a car to generate electricity, what factors affect its efficiency?
A group of friends and I are all going camping, and have some minor back-up power needs (and no generator). We're trying to figure out which of our cars is best to plug an inverter into: most ...
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Do OBD2 Hud Head Up Displays use battery when engine is off?
I am buying an OBD2 Head Up Display. It has a screen where it shows readings etc. Manufacturer claims the item turns off when the engine is off too, and this is true from the videos I have watched. It ...
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One reverse light out on Mondeo MK4, not bulb
I have a strange problem with my Mondeo MK4 2008. One reverse light (The passenger side on right hand drive car) is not working, while the other is. Reading the manual there are not separate fuses and ...
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What are some installation best practices of a higher-wattage, pure-sine inverter to connect to pre-April, 2016 Model S Tesla?
This is a follow up question of "What is the best price-to-value 2000 w pure sine inverter for a mid-2015 Tesla Model S with a DC-DC inverter?"
Question
My understanding is there are (at ...
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Trying to purchase correct power inverter for long trip, confused by the specifications
I am going on a long road trip with a buddy soon and I was going to use a power inverter that plugs into the cigarette lighter socket of his car so I could use my laptop while we drive. I'm trying to ...
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What can cause powered, but not functional Wipers, 2012 VW Passat?
A few weeks ago my wipers started acting up when raining. The wipers will suddenly stop working. It happened about 3-4 times or so, and stopping the car, powering it off, opening the door, closing the ...
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