What Is an OBD? How Does It Work? What Can I Do With An On-board diagnostics ?
On-board diagnostics (OBD ii) is an term referring to a vehicle’s self-diagnostic and reporting capability. The #OBD is an electronic Plug / Switch used to monitor vehicle systems. Learn about its functions and what it does! It allows you to check information on your car’s computer system. Obd Connectors systems give the vehicle owner or repair technician access to the status of the various vehicle sub-systems also allows you to monitor your vehicle’s performance data and diagnose problems. OBD ii Female Connector Find out what it does and how it works!
The Basics of OBD-II Technology & How to Read Your Car’s Trouble Codes ?
OBD stands for Onboard Built-in Diagnosis. As the name suggests it is a diagnosis system that is built into all modern cars (after 1996) which has a computer based application that monitors the performance of your car through your speed, mileage, fuel emission data etc.. Apart from this it also measures some of the important vital parameters of an Engine. This complete system is called as an ECU (Engine Control Unit/ Obd Connectors).
Mapout24 ECU Obd ii Female Pinout Configuration
|Pin Number||Pin Name||Description|
|1,3,8,9,11,12,13||Blank||These pins are not standard and are vendor specific. It is also not required for normal communication/interfacing|
|2||SAE J1850 Bus+||This protocol uses Variable Pulse Width and is normally used by GM vehicles. This is the Bus positive pin of the protocol.|
|10||SAE J1850 Bus-||This protocol uses Variable Pulse Width and is normally used by GM vehicles. This is the Bus negative pin of the protocol.|
|4,5||Ground||Ground of complete system of the Car including chassis|
|6||ISO15765-4 CAN High||It follows 2-wire CAN protocol at 1Mbps speed. This is the CAN high Pin|
|14||ISO15765-4 CAN Low||It follows 2-wire CAN protocol at 1Mbps speed. This is the CAN low Pin|
|7||ISO 9141 – K Line||It follows asynchronous serial communication protocol, this pin is the K line|
|8||ISO 9141 – L Line||It follows asynchronous serial communication protocol, this pin is the L line|
OBD ii Female Connector ECU OBD-II Female Connector Warrenty : NA
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