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
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