OBD II App that will communicate with your Toyota Engine ECU vehicles. This app requires OBDII ELM 327 Bluetooth(See Below). It will Read Enhance/Extended PIDS(130 PIDS). It will support certain ranges of Toyota Models and Years (2000-2006 Toyota). Currently, it will support ISO-9141 protocol Only. Tested Successfully on the Following Vehicles*2004 Toyota Camry*2002 Toyota Camry Solara Disclaimer Notice: Do not attempt to enter information or adjust your device while driving. Failure to pay full attention to the operation of your vehicle could result in death, serious injury, or property damage. You assume totalresponsibility and risk for using your device with this app. HARDWARE REQUIREMENT: ELM 327 OBD II Bluetooth Device with Blue/Orange Color Tag and Black Color Case from Ebay or Amazon.Update: CHX, OBDII, Vgate Bluetooth Device tested ok.