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Feature and Function of ELM327 OBD2 Scanner

With the popularity of automotive testing equipment and more and more drivers has stronger requirement of testing and DIY their cars,the market has also stronger demand of a smart and easy to use car diagnostic tool. People requires such a device can quickly and accurately detect the vehicle's fault code,if can have some function to DIY their car will be better.
As we all know,after 1998 year,the car are being equipped with the OBD connector,people can connected with it by OBD2 scanner to do some basic diagnostic and DIY equipment.Many devices can read ECU data by OBD connector, the most representative is ELM327 OBD2 scanner series.This article focuses on explain the specific function and some features of ELM327.
Feature of ELM327 OBD2 Scanner
1. very compact and lightweight. Its weigh only about 10G. Very easy to carry, the driver even when driving a car it can be inserted in the OBD interface, that will not effect driving.
2. ELM327 software can be installed on many kinds of mobile device such as Computer, Tablet,Apple,Android and Blackberry mobile phone.You can choose the most convenient device to install ELM327 software. For example,installing in mobile phone, that you can check your car if there is a fault,in order to discover the problems before driving.So, ELM327 can give the driver maximum security.At the same time,you can put the elm327 on obd socket when you driving, mobile will alarm if there is faulty code appear.
3. ELM327 can be connected to the mobile devices by kinds of ways such as USB cable, bluetooth even wifi.It does not interfere with the driver's driving,if you connect it to device with bluetooth or wifi.
Function of ELM327 OBD2 Scanner:
ELM327 has powerful function although it is a simply structure obd2 scanner. Below is basic function of it:
1.Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning
2.Erase faulty codes and turn off the MIL ("Check Engine" light)
3.Display current sensor data, including:
4.Display Engine RPM
5.Calculated Load Value
6.Display Coolant Temperature
7.Fuel System Status
8.Display Vehicle Speed
9.Short Term Fuel Trim
10.Long Term Fuel Trim
11.Display Intake Manifold Pressure
12.Timing Advance
13. Intake Air Temperature
14.Air Flow Rate
15.Absolute Throttle Position
16.Oxygen sensor voltages/associated short term fuel trims
17. Display Fuel System status
18.Display Fuel Pressure
In addition, it has some DIY features that we often said CODING.For example, the author through ELM327 successful on FORD FOCUS the function of automatically close the skylight and open the automatic cruise (Cruise Control). Other user also found many CODING function by ELM327 and shared on the Internet.
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