2007 Lexus SC 430 Owners Manual - Page 279

5-1. Essential information Your LEXUS' Electronic Control Unit (ECU) may contain another EDR. There are a variety of driving situations which include activating the VSC under which the VSC EDR will record certain information. The VSC EDR may record some or all of the following information: l l l l l l l Behavior of the vehicle Steering wheel angle Vehicle speed To what extent the accelerator pedal was depressed To what extent the brake pedal was applied To what extent the ECU controlled the condition of the 4 wheels Vehicle stability control system diagnostic data The information above is intended to be used for the purpose of improving vehicle safety performance. Unlike general data recorders, the EDR does not record sound data such as conversation between passengers. 264