Questions tagged [wiring]
For questions about the wiring of a car(apparatus that connects electrical circuits).
78
questions with no upvoted or accepted answers
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Hiace 1996 ignition/motor problems
I have a 1996 Hiace. I was driving and it just died, nothing. Dash lights all work, but motor will not turn over, nothing from starter.
It has dual fuel, and was wondering if it could be the AEB 552 ...
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4
votes
0
answers
979
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How to wire an ignition switch for boat throttle controller
I have an old Bass Tracker boat. They no longer make the throttle controller for the boat, but I need to replace the ignition switch (which is in the throttle controller). I looked online and this ...
Douglas Johnson
3
votes
2
answers
1k
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Starting wiring diagram for 2012 Grand Cherokee?
I'm currently working on a 2012 Jeep Grand Cherokee with an intermittent no crank issue. If you turn the ignition on and short the starter relay it starts up straight away.
I have a good live feeding ...
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3
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2004 suzuki sv650s fuel pump does not prime or start
I've just purchased this bike as a non runner due to the alarm ( datatool system 3) I bypassed the alarm and it run like a dream. I then proceeded to remove the ararm by following all the wires and ...
3
votes
4
answers
1k
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Ground Loop Fuel gauge
I just restored my car (1970 Datsun) and the only thing I can't get to work is the fuel gauge.
I have a brand new gauge (just a fancy and expensive ohm meter really) that is correctly programmed. A ...
JMic
3
votes
0
answers
66
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Getting Wiring Harness through Radiator Support?
I'm currently in the process of doing my best to overhaul an 88 Chevy Silverado Pickup 2500 V8 5.7L. I do not know much about cars, but am learning.
Anyway, long story short, the engine hoist I have (...
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2
votes
0
answers
51
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2006 accord power lock wiring question
I'm not sure if such a specific question is appropriate here, but: I have a 2006 Honda Accord Coupe EX with nav. and MT. The Power Window Master switch in the driver's side door is from a 2003 model. ...
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2
votes
1
answer
9k
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Head unit ignition switch wire has constant power
I have an aftermarket head unit in my 2014 Jetta that I installed myself. After several times waking up to a dead battery when I was sure I didn't leave the radio on, I decided to kill all power to it ...
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2
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2
answers
1k
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'94 Kawasaki ZZR600: Electrical issues
first post here, be gentle :)
I have an (presumeably) electrical issues with my '94 Kawasaki ZZR600 (ZX6). Two weeks ago, I was ready to go to work when suddenly the bike died on me, all electrical ...
2
votes
0
answers
132
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Mazda 3 Sedan 2010 - Replacing trunk light holder
As stated in the title I am trying to figure out a way to pull out the holder from the trunk of my 2010 Mazda 3 Sedan. Adding more to the situation, the holder has melted and is now moved a bit inside,...
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2
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0
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137
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Blower resistor 2x3 connector replacement
I had an issue in a Citroën C4 2008 where the blower would work on settings 1-2-3 but not 4 (max). I took out the resistor and found this on the connector that plugs into the resistor:
As can be seen,...
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2
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285
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Switched fuse always on
Wondering if someone can help. I am putting in a GPS unit in my friends truck. Not the first time I've done this in his truck. Last time we ran the red ignition wire to his fuse box using the supplied ...
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2
votes
1
answer
131
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Battery Drain Immediatly
So, I am currently putting in a finalized sound system in a 1998 C5 corvette.
I finally put the whole thing together( 4 speakers, hooked to an Alpine amp with RCAs. And a amp included sub box, the ...
- 39
2
votes
0
answers
747
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Alternator whine with perfectly run wires
I know a fair bit about car audio, and so does my friends. We've installed probably 10-20 big time audio upgrades, meaning new speakers all around and medium to insane subwoofers in the trunk. However,...
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2
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0
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112
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Combine two circuits in parallel?
From a purely electrical perspective, I'm pretty sure this will work fine and won't cause any issues. That being said, I wanted to get some more experienced thought.
In my vehicle, I have a 125A ...
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2
votes
0
answers
701
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Mercedes Axor wiring diagram
How can I find the wiring diagram for a mercedes axor truck?
Specifically im looking for the wiring for the instrument panel.
Can anyone help?
Thanks
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2
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0
answers
210
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connecting led halo lights on 2006 accord
I am installing Spyder projector LED halo headlights on a 2006 Honda Accord. Following the install instructions I twisted together the two red wires and black wires respectively from the LED halo ...
KSoze
2
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0
answers
166
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VW Wiring Harness Repair / Replacement
I've got an '02 Jetta TDI (diesel) with ongoing problems (DTCs and low fuel economy) that seem related to the engine electrical system. The codes are all intermittent shorts to ground on various ...
- 14.4k
2
votes
1
answer
454
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2004 renault megane grand scenic ii
I am currently having an issue with my car when I try to start I have the follow messages low oil pressure, low battery, parking brake fault I have inspected all wiring fuses in engine bay all fine ...
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1
vote
0
answers
83
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Fusible Link vs Fuses
Problem:
I have some voltage drop between the battery positive and the alternator. I'm planning to solve it by replacing the wire. I would like to build my own cable and upsize the wire for future ...
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1
vote
1
answer
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2002 Nissan Sentra 1.8 - where does this go? (engine turns over but won't start after unrelated repair)
Background:
No knowledge of cars. Car running fine, then heater and engine heat began fluctuating and overheating. Expensive diagnosis- low coolant due to leaking radiator hoses, need to replace.
To ...
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vote
0
answers
46
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What is this connector near a 2000 Durango SUV tow hitch?
My 2000 Dodge Durango SUV has a 4-pin trailer light connector next to the towing hitch. Nearby, tucked up near the exposed spare tire, is this cable:
Looks like two contacts, although there may be a ...
- 662
1
vote
1
answer
202
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Alternator connection is bad
So I have a problem where one of the wires connecting to the alternator comes loose and stops charging my battery. I have an 08 Honda Accord. I have pulled the wire out and attempted to clean the ...
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1
vote
1
answer
63
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Help Identifying Wiring Harness
I need to find out what this goes, the year and I think it’s to a corvette eco and wiring harness but don’t know for sure Help
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1
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0
answers
69
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What's happening with my alternator?
So, my car has blown up to 6 alternators thus far. Luckily I had a life time warranty replacement on it and did not have to pay for it. Autozone is definitely going to void that warranty on my next ...
- 2,760
1
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0
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23
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Why would dome lights stay on, yet moonroof work perfectly? (One unit) 2007 Mercury Montego Premier
I replaced the unit, but the lights still stay on while the moonroof control operates the moonroof exactly as it should. The one without bulbs is the old one. Removed them to save the battery prior to ...
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1
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0
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73
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'91 Ranger Radio Circuit Board
I want to disable the tape deck from my '91 Ford Ranger factory stereo, and solder an AUX cable in its place. I took the radio apart, and to to get to the top of the board and find the labeled ...
- 6,037
1
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0
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146
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Trailer tail lights go dim with hazards on
I've wired up a 13 pin trailer plug to my 1996 Defender 90. When I connect a trailer board and I put the headlights on (tail lights come on) and put the hazard lights on, the tail lights go dimmer ...
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1
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0
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189
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I have problems with low beam and cruise control on my Holden Commodore VY
Headlights were working fine. Low beam is now too dim to see with ( Both sides) High beam still works well. Cruise Control was working well, but now works on and off, sometimes for a while, next time ...
1
vote
1
answer
192
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Spikes while observing my obd2 scan tool
I have a 2005 chevy avalanche 1500 4wd automatic. I bought this last summer and ever since I got it, it has had problems one after the other. I recently bought a OBD2 scan tool and started observing ...
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1
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0
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109
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Stereo Headunit resets everytime its switched off/on
Car: Audi TT 2011
Stereo unit: Pioneer SPH DA120
New on here and dont usually need to ask but i cant find an answer to my problem anywhere.
Had a huge headache installing my head unit and a new sub ...
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1
vote
0
answers
96
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diagnosing battery drain -ford Taurus 97 - fuse 23
pulling out fuses one at a time, i isolated the leak to:
fuse 23 - leaking off-scale (> 250mA at 12V) - "Wiper system,variable assist steering, remote entry, anti-theft"
fuse 24 - leaking ~180mA - "...
- 119
1
vote
1
answer
75
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How to figure out wiring scheme of cars AC controls
I'm not sure if this is the right for for this, but my 2011 Nissan Maxima has it's AC controls in the same part as it's stereo controls (see here) and I would like to replace my stereo. This means I ...
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45
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Open ground wire causing weird behaviour of combination meter
Few months ago, my combination meter suddenly start flicking then all the gauges stop working. After diagnosing it myself with multimeter and with the help of wiring diagram obtained from google ...
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1
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0
answers
111
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2018 Dodge Journey Alarm System
I recently bought a new vehicle and had an audio shop put an alarm system and a remote start in the vehicle.
Everything seems to be working just fine, except for an annoyance with the remote start ...
- 141
1
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0
answers
43
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Is it safe to attach a 8.5Amps device to a fuse tap?
Would it be safe to attach a device that pulls max 8.5A according to the manufacterer to a fuse tap? I'm scared that the wire will overload.
I have my eyes on a 10A fuse for interior lights to tap ...
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1
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0
answers
127
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03 BMW 540I M package Charging System issue
I purchased this vehicle in October 17, 90 thousand original miles 3 different owners according to carfax. Car was in perfect condition, I personally kept in garage and rarely got out for the first ...
- 11
1
vote
0
answers
250
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Nissan micra 1.1 engine management light on, common fault?
Is this a common fault on the micra? Will the light go out if battery is disconnected, as some people claim? Obviously it would come back if there is an actual fault.
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1
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0
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Can a "switched" automove circuit be re-routed to power devices currently wired to an "always-on" circuit, all just in the fusebox?
The reason behind this question has been asked (and answered) countless times: How to make an automotive dashcam, that plugs into a 12V accessory socket, switch off when the engine is not running. (Or ...
Jim
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0
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87
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73 F100 ignition
73 F100 Electronic distributor (no points)
**NEED CORRECT WIRING FOR/TO EACH OF THESE DEVICES **
Ign switch (Blk w/grn, Yellow, Red, Pink & two Red w/grn - on one terminal )
ICM (2 + 4 w/Blue ...
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1
vote
0
answers
182
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What type of pins do H13 headlight sockets use?
I'm changing out the headlights in my 2004 Jeep to something more modern that require H13 sockets.
I purchased some OEM H13 pigtail connectors, but I would much rather prefer to cut off my H4 ...
- 1,557
1
vote
0
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219
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Car stereo wiring for illumination
A friend gave me the Toyota PZ071 stereo head unit. He installed a different set in his car and the original head unit he gave to me. Unfortunately, the installer left the original connector harness ...
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0
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13
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Undervoltages detected in rear fog light, not working, Mondeo MK4
I have a Ford Mondeo MK4 Saloon from around '08, Ireland, Right hand drive. Last year I noticed that only one of the reversing lights was working, but the car test passed it anyway. However when the ...
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0
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1
answer
19
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Left headlight turns off after starting car
Issue
The left headlight on my 2005 Chevy Malibu seems to have a mind of its own. It turns on when I unlock the car, and it also stays on for a bit when I shut the engine off and get out of the car, ...
0
votes
1
answer
38
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Voltage drop on 2009 Toyota between alternator and battery
New battery keeps dying slowly. I get 13.7 volt output at alternator but only 12.8 at battery. Thinking that voltage drop due to bad wiring between alternator and battery. Trying to trace wires but ...
- 1
0
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0
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45
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99 Dodge ram No power at all
I have a 1999 Dodge Ram 1500 with Magnum engine. I lost the key so a friend hotwired it at the steering column. It worked fine until at some point when starting it via wires he crossed 2 wires now ...
0
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0
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74
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D15 to d16 swap/possible problem
I've got a 95 del sol with d15b7 and looking at a d16y4. I'm wondering about trans mount up and wiring being that I have obd1 with obd2 port, and the motor is 96-97 jdm. I've heard something about ...
0
votes
1
answer
24
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How do I fix hard shifting gear selector on 1994 F-150 auto transmission?
I have replaced the neutral safety switch and the shift tube (broke due to difficult shifting). When a second person gets in and starts the truck, I can get under the truck with a socket wrench and ...
0
votes
1
answer
33
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Possible wiring issue?
The car in question is a 2012 Nissan Pathfinder. I’ve noticed that every time the car is turned off the stereo and the clock reset and I’m having to adjust it accordingly when I start it back up. ...
0
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0
answers
61
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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 - ...
- 1