Questions and electrical advice in the Auto Electrician Forum - This forum category is for Auto Electricians and Automotive Electrical problems and advice. Find out about auto electrical faults, and aim to fix them quickly. Questions related to catering vans and camper vans will also be found and answered in here..

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Hello and Happy New Year. It's not starting too well for me, excuse pun. Since Friday December 16th, The 2.4l Duratorq diesel won't start...
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I have an interesting starter circuit issue on a 2001 Toyota Celica (that won't start). If I have the starter out and have the main positive...
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So checking for voltage on a brake light today on a Ford Transit 2016 custom. The drivers side is ok, the passenger side came up no voltage and...
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Hi all you guys out there. i have a Toyota Coaster converted to a motorhome and I love it however I have an issue with brake warning light not...
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Hello Everyone, I have a very poorly 2007 997.1 RHD Manual Cab. In going through the emergency flat battery bonnet opening routine I...
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So I run a small group of 2017 Ram 1500 4x4 pickups, that have an electrically powered hydraulic pump installed on them for a hydraulic probe...
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Why isn't there any? If you're using only the plus-negative on the battery and the only grounding point is battery negative to chassis, then...
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Evening chaps, I've been asked to do a visual inspection, and an insulation resistance test on a fishing boat, which is working off 24v, this is...
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Hello there! I really need some help with my electrical setup. I am trying to run 2 marker lights on the top of my Mercedes Sprinter on the rear...
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The car locks if I use the key and the key fob has had a battery change it previously stopped working and randomly started again
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Losing my mind with my 2008 Audi A6 3.0 TDI Fault code 3348 for turbo actuator, clear the code, instantly comes back Turbo and actuator has been...
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I have a 70 firebird with a new AAW harness and running led bulbs in all locations except headlights are HID and turn signals have been converted...
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Hello Starter turns over engine but wants to re-engage when running. Trying to establish if wiring, solenoid or starter fault. I understand system...
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Hello All! New to forums and not to bright so bear with me. I would like to wire an LED light into the Headlight/parking light/turn signal wiring...
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Hi auto-leckies, This is a DIY query. I have no electrician qualifications but I have electrical literacy, my original trades were heavy (HF)...
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Hello all, new here. I’m searching for advice whilst brainstorming the idea of installing an additional 12v battery in my car to supply the...
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Hi I have had a TEB7AS isolation relay module fitted to my 2014 Skoda Fabia for many years and have had no lighting issues whatever when I plug...
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Hello. My son purchased these new led flicker brake light bulbs for his ute (they flash for 3 seconds then go solid). They work fine with engine...
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Hi everyone, Help please. Power to my passenger door keeps going off, no windows, lock doesn't work, wing mirror indicator stops work, then they...
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Hi everyone I don't know this is the right place to ask but i just wired up a gm 4 (also known as zke iv) for my bmw e36 from 1996. So the problem...
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Hi Folks, I've just joined the forum as I've managed to find myself with an Autel Powerscan PS100. It says on the box Electrical system...
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The brake lights on my caravan (Sprite Swing) are not working, but all other lights work. I have tested the globes and both elements are working...
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Driving on interstate at 70'ish and dash lights went haywire (check engine, oil change needed, tire pressure warning, etc) all started coming on...
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I had a couple of suggestions with regards to creating a dedicated Auto Electricians Forum category, so here it is. Please post new threads by...
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Hello everybody I have a very weird issue with my 2003 sebring (2.7 liter) It always occurs randomly so i assume it's electrical. Some days the...
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In diagnosing a headlight failure, I've found that after removing the fuse and testing the voltage at the fuse socket, there is only 3VDC. The...
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This is really embarassing i cant get my head round Positive earth So have a classic with spotlights that are relay switched at the the loom i...
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Hello, I’ve got a campervan with a 75ah lead acid leisure battery. Wired via a split charge relay. Now I’m tempted to get rid of that and just...
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Trying to power led work lights on a piece of Farm machinery. Only have a 6volt trigger coming from the control box for the work lights. Is this...
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DIY'er here: I am trying to determine the amp draw during a parasitic drain test on my 2005 GMC Envoy. Other vehicles I've tested the draw is...
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Hi all, (DIY user here) Wondering if somebody might know anything about why my Sony XAV-AX1000 won't power up on startup. A little bit of info...
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citroen relay power windows stopped working, fuses ok, certain problem started after battery was disconnected, any ideas?
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Hello, 1979 classic Mini neg earth, been updated from glass fuse to blade fuses in a side entry fuse box with a few extra ports for accessories...
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I recently buyed a Opel Astra H GTC. It has a CD 70, with Bluetooth and AUX etc. So for music I used used AUX, cause the previous owner left me...
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Vhicle: Fiat Grande Punto 1.2 Petrol. 24/9/2021 The original battery died and was replaced: I'll put that down to old age. It was replaced...
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Hi, Long term guest viewer but could do with some advice if that's ok. As above, 55 plate fiesta 1.4 Style that wont crank. Immobiliser...
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Hi, I'm having a problem with my 2011 vivaro campervan, 1995 cc engine. Got the van a couple of years ago, drove nicely except sometimes when...
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I'm installing an LED light bar and can't find a suitable power source for the relay coil I have all the parts I need and enough know-how...
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Hi peeps I’m going to try wiring an m unit blue into my motorbike there are a few things I’m not sure about I’ve drawn a wiring diagram does it...
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M35G 25040B Starter Motor and unsure of what it fits, can anyone tell us what this goes into?? 12V 9 tooth, earth return. we think maybe for a boat??
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I have built a campervan and am keen to avoid propane - preferring to use an induction hob. But it is giving me some issues. I have 610w of...
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Hi don’t know if anyone can help. Starter motor for a countax ride on lawnmower K14 1992 briggs and Stratton vanguard 14hp engine 2 months ago...
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Good morning knowledge base. I have a project involving auto electrical (so 12V DC, or 13.8V on a good day) and LED lighting. I have a pair LED...
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I am trying to add additional exterior lights to me car. The battery is located to the rear of the car, rather than trailing wires right through...
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Hey guys, I'm pretty new to 4x4's etc, so please go easy on me, just looking for some help/info. Some background: I have a 92 landcruiser troopy...
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Hey Guys. I recently flooded my 1999 Toyota Hilux in a river and I have been having issues with my central locking. I can unlock all of the doors...
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2016 Toyota Hilux 4x2 work Ute I have installed the reverse camera and by mistake I was soldering one cable with the power on ! Now the stereo...
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Hello everyone. I'm getting a bit desperate, as my car has been at mechanics 3 times already and nothing really helped. Here is the problem: My...
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Hello guys, while doing some job on my car, the retaining tab on the rear differential controller connector broke off. The connector looks like...
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Now I haven't charged a car battery since my teen days but it seems our two year old car like many now are dependant on a good charge for all the...
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