Toyota Techstream TIS Reprogramming ECU Flash Procedures:ġ Verify the vehicle’s applicability for recalibration and locate desired calibration file.Ī Connect Techstream and establish a vehicle connection.ī Click the Health Check button on the System Select tabĬ Choose desired ECU group(s) in the Health Check dialog boxĮ Click Continue to view Health Check resultį Available calibration updates are indicated by a Yes link in the Cal.Update? column.Ĭlick the Yes link to acces sthe appropriate Service Bulletin onTIS Select TIS Techstream VIM (default )to Use TIS Techstream If using TIS Techstream,select TIS Techstream VIM (this is the default) Select Mongoose MFC to Use Techstream Lite See TIS–Diagnostics–Scan tool page for additional information Mongoose MFC Software and Driver MUST be installed before Mongoose MFC selection will be available. If using Techstream Lite,select Mongoose MFC

If using TIS Techstream,no changes are needed.ġ.Select Setup from the Techstream Main Menu screen.Ģ.Select VIM Select from the Set up drop down menuģ.Select the correct Interface Set up from the drop down list. Techstream software requiresa VIM selection before you can use the Mongoose MFC VIM. Selecting the TIS Techstream VIM or the Mongoose MFC VIM. Modifications to ECU calibrations MUST be recorded and properly displayed on the vehicle using the Authorized Modification Label Techstream uses the Calibration Update Wizard(CUW) application to open calibration files and facilitate the ECU flash reprogramming process.Ĥ.Attach the Authorized Vehicle Modification Label. Voltage at 13.5 volts during ECU reprogramming.ĮCU damage may occur if the correct battery charger mode setting is NOT used.ģ.Locate appropriate calibration ID and reprogram the vehicle ECU withTechstream. The GR8 Battery Diagnostic Station includes a Power Supply Mode to help maintain battery Techstream will automatically search TIS for the appropriate Service Bulletin using the current Calibration ID from the vehicle.Calibration file links can be found embedded in the corresponding Service Bulletin.Ģ.Connect the GR8 Battery Diagnostic Stationusing “PowerSupplyMode”only.

Techstream ECU flash reprogramming is a 4-step process:ġ.Verify the vehicle’s applicability for recalib ration and locate desired calibration file by performing the Techstream Health Check function. Vehicle models:4Runner, Avalon, Camry, Camry HV, Celica, Corolla, Echo, FJ Cruiser, Highlander, Highlander HV, Land Cruiser, MR2 Spyder, Matrix, Prius, Prius C, Prius PHV, Prius V, RAV4, Sequoia, Sienna, Solara, Tacoma, Tundra, Venza, Yaris

Toyota tis techstream scan tool