OBD2 Technical Support: car repair and maintenance FAQ

How do I know I need to replace brake pads?

How do I know I need to replace brake pads?A mechanic needs to inspect them and see how much of the pad is left. How often this needs to be done depends on the mileage since replacement, the type of driving that you do (city/highway), how you drive and possibly the weight of your vehicle.

Engine Oil Pressure Switch on a car

These two pictures showing the location of engine oil pressure switch on a car.

How to Replace a Fuel Pump and Fuel Filter in a Cadillac

This article is showing the instructions of replacing fuel pump and fuel filter in a Cadillac.

The Causes and Solutions of P0170 & P0173

This article is showing you the causes and sulotions of P0170 & P0173.

How to Remove a Car Rear Speaker

This is a article showing how to a car rear speaker.

The location of shifter cables and how to remove them

This a article teaches you how to remove the shifter cables.

how to change the passenger side valve cover gasket?

This is an instruction of changing the passenger side valve cover gasket.

the neutral safety relay location

This is a picture showing the neutral safety relay location.

How to Change a Car Horn

We use it to say "Hi," to say "Bye" and to say "Watch it, buddy!" It's the horn on your vehicle---ready to give a "Beep-beep!" at the press of the button. Eventually, if you have your vehicle long enough, you'll have to have the horn replaced. While it doesn't take an auto mechanic to perform this simple task, having a professional change could cost hundreds of dollars. With a few easy steps, you can do it yourself.

How to Replace the Seat Belt on a Volkswagen Golf

One of the mainstay Volkswagen vehicles in production since 1974, the Golf has been one of the backbones of the company. Normal wear and tear on vehicles can cause components to need replacing. Thankfully, replacing a seat belt is a rather mundane task that anyone can accomplish, although the variances in models over the years means that though the overall process of replacing a seat belt is the same, different Golfs may have different steps depending on the model year.

How to Remove Fuel Lines

There are many reasons you may want to replace the fuel lines in your vehicle, including a worn rubber fuel line and shellac deposits in a metal line. Or perhaps you are not happy with the original routing of the fuel lines and want to change them. Whatever the reason, you can remove fuel lines easily, but there are a number of steps you have to take to ensure that the procedure is done safely. The process is almost identical whether your fuel lines are rubber or metal.
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