This is a very clear explanation and step by step guide on how to connect the available WIFI OBD devices to iPhone and to PC. This is required to successfully run the OBD apps on iPhone or the programs on PCs in WIFI mode

速锐得OBD模块, iEST 527开发SDK，IPHONE版本。读取捷达等车型车况特别有效。-iphone sdk for developing THREAD iEST 527 obd module. especially useful for jetta.

OBD-2 library for iPhone(More documentation coming soon. In the interim, please see the SampleApps folder for reference on how to use the tools contained within OBD2Kit.OBD2Kit was written by Michael Gile (@mgile) as an off-shoot of the FUZZYCar and