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Electrical System

There's a lot of wire and a loy of juice in your car. Here are links to help you understand what all those electrons are doing.
Articles & Resources
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Bulbs and Fuses
Every car has them but a lot of people don't understand how much they mean for safety and how easy they are to replace.
Digital Multimeters
A Digital Multimeter is the best weapon you have in fighting those electrical and electronic gremlins that sneak into your vehicle.
DIY: Wire Your Car For Trailer Lights
With summer around the corner there will be a lot of people pulling those campers and trailers. Make sure you get those lights wired and working correctly.
Spark Plugs Tell A Story
How to spot a potential engine problem by reading the spark plugs.
Power Shortage
Will the cars of the future have all the electrical power they need to operate efficiently?
Power Shortage
Will the cars of the future have all the electrical power they need to operate efficiently?
The Charging System - Part 1: The Battery
A look at the charging system, the parts and how they work.
The Charging System - Part 2: The Alternator
A look at the charging system, the parts and how they work.
Automotive Electricians Homepage
Automotive Electricians Homepage, meeting place for Auto Electricians to exchange ideas & information.
Basic Automotive Electricity
To repair an electrical problem, you need a basic understanding of how automotive electricity works.
Basic Wiring
The mundane-sounding components of wire, fuses and connectors are found in every electrical device, and especially in cars.
Batteries
The basic technology used in standard automotive batteries hasnít changed much over the last ten or fifteen years.
Charging Systems
A basic explanation of what the charging systems does and how it does it.
Clearing Up Radio Static
Can't hear your favorite radio station because of all that annoying static? Here's what to look for and how to fix it.
Coil-Over-Plug Ignition Systems
First it was the distributor that vanished. Now plug wires are starting to disappear. Whatís next, the spark plugs?
Curing a clicking starter
You twist the ignition key to start your engine, and instead of the whirling of a cranking startert, you hear a click or a series of chatter like clicks.
Distributorless Ignition Systems
No distributor means thereís no distributor cap or rotor to replace, and no troublesome vacuum or mechanical advance mechanisms to cause timing problems. Consequently, DIS ignition systems are pretty reliable.
Lamp Sites
A Valuable Automotive And Home Decor Lamp Directory And Information Resource.
Mr. Whizard Technical Services
GM digital instrument cluster repair. Your dash will be repaired using excellent repair methods so your dash will be trouble free for many years to come.
OBD-II: What it Means to YOU
To meet the government's increasingly stringent automobile emission and fuel economy standards, the precision control of computers in vehicles was the only hope.
Powertrain Control Modules (PCMs)
The onboard computer is the brains of the engine control system, so when the brain isn't functioning correctly neither is the engine or anything else that the microprocessor controls.
Primary Causes of Battery Failure
Several good ways to extend the life and performance of your battery.
Spark Timing
The ignition system on your car has to work in perfect concert with the rest of the engine. The goal is to ignite the fuel at exactly the right time so that the expanding gasses can do the maximum amount of work.
The Ignition System
The basic principle of the electrical spark ignition system has not changed for over 75 years.
The Starting System
A basic explanation of what the starting system does and how it does it.
Troubleshooting Electrical Problems
Electrical work neednít be difficult if you keep in mind a few simple facts: Every circuit needs a power source; most electrical devices require a minimum voltage to function correctly; and all circuits require continuity.
Understanding Alternators -- an Overview
"What does that little red light that says ALT mean when it comes on?"
Understanding Oxygen (O2) Sensors
Todayís computerized engine control systems rely on inputs from a variety of sensors to regulate engine performance, emissions and other important functions. One of the key sensors in this system is the oxygen sensor.

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