Modern cars are full of technology. When the sensor detects a problem with this technology, your car's computer displays the code, and the engine control lamp usually lights up. This indicator means that there is a problem somewhere in the system. But without reading the onboard computer codes, you have no way of knowing where the problems are. You may need a new vent valve in the evaporator tank, your vehicle may have misfire or one of hundreds of other problems. With so many opportunities, you need a diagnosis to identify the problem. You can drive your car to a mechanic for a diagnosis, but it is expensive. These portable code scanner easily connect to your vehicle and reads the codes that jumped. This knowledge is extremely useful for repairing your car. Scanners are also affordable.
Whatever model you invest in, here are five good reasons to have a code scanner:

1. Saves money

Diagnostics cost money. If you have to deliver your car to a mechanic every time the engine warning light comes on, this money will accumulate.
Having a code scanner means that you can easily perform your own diagnostics. You have just found an OBD II connector. Typically, this is below the line on the driver side. After you find the connector, plug it in and follow the instructions in your scanner's manual to find out which codes caused your car's warning light.

2. Check for major problems.

Sometimes the light from your engine control warns you of a serious problem. You know, the problem is when you should not drive without repair.
In other cases, your light means the sensor is off. Although you need to solve these problems, your attention may not be taken into account.
Ability to read your own codes will help you determine the severity of the problem.

3. Compatibility between vehicles

Code scanners are compatible on many vehicles. In 1996, vehicle manufacturers had to use the standard diagnostic method. This on-board diagnostic system (OBD-II) means that you can buy a scanner and use it on several vehicles. Compatibility also means that you do not need to buy a new scanner every time you buy a new car.

4. Portability

Many drivers see engine lights if they are traveling. Nothing stops your journey on the road, like a broken car.Since they are small enough, homeowners can easily bring along readers of the code for the trip. Then, if the indicator light on your engine control, you do not have to worry about finding a reputable repair shop for diagnostics. Code scanners provide peace of mind in a portable package.

5. Increase the likelihood of DIY solutions

If you identify the source of the malfunction of your car, you will most likely repair it yourself. Some code scanners offer more information than others. However, since information from different systems is standardized for all vehicles, you can use Google and YouTube to learn more about your specific codes. Is your car rolling or looking funny? You can combine the symptoms you notice with the codes you created to refine your search results.
[img]https://3.bp..com/-XWJ_HPPD_ag/XGyPCl9TdkI/AAAAAAAACHE/RymdQUJl-_IqRgURF4RpgLZR2iB9G5tJgCLcBGAs/s320/Code%2BScanner.jpg[/img]
Source:
http://www.eliancars.com/2019/02/5-benefits-of-owning-code-scanner-for.html#more


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