2013年6月25日星期二

How does an OBD2 Connector work 5054a diagnostic

On board diagnostics (OBD) has come a long way since its beginning in the 1980s. OBD gives easy access to the vehicle owner to information on the state of health of the vehicle. It also makes the job of  5054a diagnostic  the mechanic easy to locate the problems, if any. In the earlier versions, only the malfunctioning of a particular section could be reported by an appropriate indicator light. But the latest edition, OBD2 connector has the ability to pinpoint the problem. That makes the job for the mechanic  5054a diagnostic   much easier and the cost of maintenance lower for the owner.

An OBD2 cable along with necessary interface and software is used for detailed diagnostics of the engine. The male plug is connected to the computer of the car and the female plug is for connecting with the car components on which the check has to be made. Information collected by the OBD2 sensors is read by the computer through the OBD2 connector.
For the most advanced onboard diagnostics, 5054a diagnostic   the OBD2, a female 16 pin OBD2 connector is required for standardized interface with hardware. The OBD2 connector must comply with SAE J1962 standards. J1962 standards clearly specify the function of each pin. Some pins are left with no specific functions. They lexia 3 pp2000 are meant to be used at the discretion of the vehicle manufacturer. The OBD2 connector must be located within 2 feet of the steering wheel for easy access to the driver. For earlier versions, it was located under the hood.
There are five signaling protocols at the moment to be used with for this OBD2 connector. Only one of Toyota intelligent tester them is used for each vehicle. Error conditions are reported differently by different protocols. Cars from General Motors use the SAE J1850 VPW and the cars imported from Europe and Asia use the SAE J1850 PWM pattern.

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