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votes
2answers
66 views

Why starter needs two positive connections

So from schematics or youtube it is clear that car electric starter is connected to battery positive terminal with two connections: one is always connected to battery (B wire) and one going through ...
1
vote
0answers
12 views

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 ...
2
votes
1answer
27 views

Do i need a separate powerswitch for amplifier besides remote

I have a Ford Fiesta 2010 model. Its fitted with JBL GT5-A402 amplifier with 240 watt. It is connected to a Pioneer head unit. Rem wire is working fine. Amplifier is powered directly by the battery ...
1
vote
0answers
50 views

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 ...
2
votes
1answer
27 views

1955 Chrysler Windsor no response when I turn the key

I have had this car for a while and have had it running for a while but suddenly it stopped working. When I turn the key there is absolutely no response; no lights no clicks, no starter activity. The ...
4
votes
1answer
739 views

Suzuki Grand Vitara 2004 wiring

My dad and I just put in a new engine for my Suzuki Grand Vitara. We connected all the necessary wires and ready to go. When we tried to connect the battery the positive terminal started heating up ...
9
votes
1answer
1k views

Disconnected wires near battery in BMW e46

I noticed a disconnected wire dangling next to the battery in the trunk of my 2005 BMW 330ci. It was actually a red and blue wire that veered off from the thick red one in the middle of the image. ...
10
votes
2answers
350 views

Are there downsides to making an accessory socket always live, if accessories are removed when not in use?

In some cars, the power line from the battery to the accessory outlet (aka cigarette lighter socket) is always live. In others, it's off until ignition. It seems pretty much random which cars are ...
2
votes
0answers
143 views

Fresh battery, no lights on 1979 Honda CB125 [closed]

I have a 1979 Honda CB125 that was running consistently about 2 years ago. It then sat for two years and the battery was corroded so I replaced it. I've made sure the battery is charged (I have a ...
4
votes
1answer
720 views

Wiring Harness / Fuse Panel Repair

I have a 2006 Dodge Magnum and a friend of mine was changing the starter. Forgot to unhook the battery. And when the hot wire on starter grounded out it Melted the Negative battery cable until it ...
27
votes
6answers
427k views

What causes battery terminal corrosion?

I put a new battery in my car about 8 months ago. After a problem starting a couple days ago, I found that there was massive corrosion under the battery terminals, so I cleaned them out and ...
2
votes
0answers
481 views

Nuts for 2008 VW Jetta SE 2.5L battery terminal bolts: 1/4" or M6? [closed]

I want to use an external charger to charge the battery in my US-market 2008 Jetta 2.5L SE with an OEM battery. I need to figure out which nuts to get to fit the existing battery terminal bolt, in ...
2
votes
2answers
4k views

Mercedes ML 430 will not start. No click, no electrical lights nothing.

After taking a nap in the parking lot at my job, the driver's seat (power seating) -- the passenger seat did work-- I had laid back could not be readjusted. After work I went home (3am closing shift). ...