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electrical wiring

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How to Build Weather Pack Connectors
Weather pack connectors started off as a Delphi product and quickly became commonplace in the automotive world. Most wiring systems use weather pack connectors in their assembly due...
How Can the Light Bulb Wiring Become Damaged?
Your car is as much electrical as it is mechanical. Wiring harnesses snake their way around the engine bay, and throughout the cabin of the vehicle. Most of your accessories run on electricity, and even...
B1992 OBD-II Trouble Code: Driver Side, Side mount Air Bag Circuit Short to Vbatt
B1992 trouble code means means that the voltage from the side mount air bag circuit is higher or lower than the parameters set by the manufacturer.
How Often Do Spark Plug Wires Need to Be Changed?
Spark plugs provide the electricity necessary for combustion to happen by igniting atomized fuel in an engine's cylinders. However, they need a constant supply of electricity to do that. This is the job...
How to Buy a Good Quality Ignition Cable (Spark Plug Wires)
Spark plug wires connect the spark plug to what they’re creating a spark in. Whenever you are changing out your spark plugs, it’s a good idea to check on those spark plug wires to...
How to Buy a Good Quality Tachometer
Tachometers are used to let the driver know when to shift gears in a manual transmission as well as giving additional information about traction or slippage; as well as giving a quick overview...
How to Buy a Good Quality License Plate Light
Whether you are replacing a license plate light, or adding one to your vehicle to be sure that your license plate is visible in all sorts of weather, buying a good quality...
How Long Does an Ignition Cable (Spark plug wires) Last?
The ignition of a car is an essential part of a good running engine. Each time that you turn the key of your car over to crank it, the ignition wires will...
How Touch-Activated Car Door Locks Work
When small digital systems appeared in the 1980s, the car industry was quick to pick up and use them. In short order, Ford developed the first computer-controlled keypad door locking system in about 1980. A...

Related questions

Question
I have a 2002 Tahoe. My horn is not working. Is there a video or instruction paper that shows how to open steering wheel cover?
Hi there. To remove the horn button and replace it in the steering column / steering wheel, perform the following steps: (1). Disconnect the battery before removing any electrical wiring on your vehicle. (2). Release the airbag by...
Question
HI, I have a BMW X6 2012. Everything works fine except that my phone doesn't detect the bluetooth and the usb port in arm rest is
Hello, thank you for writing in. Your are dealing with two separate issues. The USB port may need to be replaced, as they are prone to failure, but make sure you check the fuse first. It should be located in...
Question
What causes fuel injector fuse to blow in a 2007 Cobalt?
Yes, you are absolutely on the right track but to complete the diagnostic job you will need the complete circuit diagram (Factory Service Manual, for instance) because you will have to test all the different segments of the circuit until...
Question
1998 Ford Expedition - when I open just the driver side front door the dome light flickers on and off -- why?
The switch in the door frame is probably not making good contact. That is fairly easy to test just by bypassing the switch. If that is not the issue, a simple trace of the dome light circuit will reveal the...
Question
No crank problem. turn key nothing happens. dash light fuse and door lock fuse blown. new battery, good connection.
Hello, thank you for writing in. LED headlights are supposed to run a lighter load on the electrical system, and they should not harm fuses or the vehicle when installed properly. Due to the age of the vehicle, you may...
Question
Need power point at rear lift gate.
Hello, thank you for writing in. There are several ways you can achieve getting a power supply to the rear of the vehcile. If there is not a 12 volt port already there, you fabricate a location for the port....
Question
The back-up camera on our 2011 Ford Edge shows shows images upside down or a blank screen 50% of the time. How do we fix this?
Hello, thank you for writing in. Issues like this are typically related to electrical issues, or programming issues. Both can cause you symptoms, and similar problems. In these situations, there may be several things you have to try until you...
Question
I have a 2003 lincoln navigator.The drivers fornt door power window does not work. I replaced the regulator, main switch and motor
If the other 3 windows function using their individual door switches but there is no function, for any of the windows using the main driver door switch console, that could be due to the wiring in the driver door having...
Question
how do i get my dash and tail lights to work they went out back to back
If the headlights or license plate lights come on, that might eliminate the stalk mounted combination switch from consideration, as well as the fuse and/or fusible links. In a situation like this where you know the switch is in the...
Question
Engine light Problem
U1900 is a communications failure and the other code is possibly setting simply because the controller (U1900) that is not reporting controls the ABS module. The circuits between the anti-lock brake system (ABS) module, the instrument cluster, the power train...
Question
Audio fuse keeps blowing after multiple attempts to change it.
Hello, thank you for writing in. When you jump-started the vehicle, you may have done damage to the radio. The radio itself may be continuously blowing the fuse as it is trying to turn on. You may want to try...
Question
Why won't my push start honda accord shut off?
Hello, thank you for writing in. Hot smelling electrical components are a huge sign that there are major problems. There is going to be more damage the longer these symptoms continue, as there is likely a high resistance that is...
Question
A 2000 Elderado blows engine heat through the back of the radiator. It blows out the front of the grill.
Hi there. Check to see if the fan motor wires are reversed. If the wiring was reversed, then the fan blades will turn the opposite direction that they are normally operated. If the wiring is hooked up properly, then the...
Question
Horn on 2003 Kia Sorrento ex will only blow sometimes & dash light will only work sometimes.
There are three different things going on with your vehicle. There is a loose ground wire to the dashboard lights to the frame, a clock spring in the horn maybe broken or damaged, and the multi-function switch has failed causing...
Question
Gas gauge isn't working. Sometimes the speedometer and the temperature gauge doesn't work. Limited lights around gauges and radio.
Hi there. The dashboard lights are burned out in the dash and the dimmer switch could be worn causing the lights to be weak. The gauges that seldom fail to work is most likely a loose wire in the dash...
Question
Chrysler 300 2005 abs not working. Code c2116. Does this mean my abs pump is dead for sure? Or could it be abs sensors.
Hi there. Take a digital volt meter and check the voltage on the harness to the ABS control motor. There should be a battery voltage present. If the voltage is low, then there is a break in the wiring from...
Question
I have a 2007 Mini Cooper le and recently I have a diminished check engine light. Car runs fine but my turbo no longer seems to work.
Hi there. Usually when a check engine light is on half and the other half is black, that is usually an indication for the gas cap not sealing properly. Check the gas cap seal and see if it's cracked, distorted,...
Question
Need help identifying a broken connector for 2011 chevy aveo ls 1.6L.
The ac clutch power wire should be somewhere around that area. You can check to see if your ac does work and if not, then the wire belongs to another circuit. The ac clutch power wire would be a 1...
Question
cadillac 2010 srx base model. blower motor operates intermitently
Intermittent blower motor operation could be related to the switch, resistor block, fuse, relay, motor, or wiring. To resolve this, the recommended service is a blower motor circuit diagnostic during which a certified Mechanic, dispatched by YourMechanic right to your...

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