Car Gauge Lite/Pro available is available at the Android Market. This app will communicate with your Vehicle's ECU by using ELM 327 BLuetooth Interface(Cheap no brand from Ebay). Good Quality Brand ELM327 Interface is not compatible at the moment.
The App supports the following
Mode 1 - Sensor Data
Mode 2 - Freeze Frame Data
Mode 3 - Read Current Faults
Mode 4 - Clear Faults
Mode 6 - Onboard Test
Mode 7 - Read Pending Faults
Link
Car Gauge Lite
https://market.android.com/details?id=Scantech.CarGaugeLite&feature=search_result#?t=W251bGwsMSwxLDEsIlNjYW50ZWNoLkNhckdhdWdlTGl0ZSJd
Car Gauge Pro
https://market.android.com/details?id=Scantech.CarGaugePro&feature=more_from_developer#?t=W251bGwsMSwxLDEwMiwiU2NhbnRlY2guQ2FyR2F1Z2VQcm8iXQ..
The App supports the following
Mode 1 - Sensor Data
Mode 2 - Freeze Frame Data
Mode 3 - Read Current Faults
Mode 4 - Clear Faults
Mode 6 - Onboard Test
Mode 7 - Read Pending Faults
Link
Car Gauge Lite
https://market.android.com/details?id=Scantech.CarGaugeLite&feature=search_result#?t=W251bGwsMSwxLDEsIlNjYW50ZWNoLkNhckdhdWdlTGl0ZSJd
Car Gauge Pro
https://market.android.com/details?id=Scantech.CarGaugePro&feature=more_from_developer#?t=W251bGwsMSwxLDEwMiwiU2NhbnRlY2guQ2FyR2F1Z2VQcm8iXQ..