2004 Lexus SC 430 Owners Manual - Page 221

STARTING AND DRIVING AUTOMATIC TRANSMISSION Your automatic transmission has a shift lock system to minimize the possibility of incorrect operation. This means you can only shift out of "P" position when the brake pedal is depressed with the ignition switch in "ON" position. (K) " The shift position is displayed on the instrument cluster. P: Parking, engine starting and key removal position R: Reverse position N: Neutral position D: Normal driving position (Shifting into overdrive possible) 4: Position for engine braking (Shifting into overdrive not possible) 31sa07 When the cruise control is being used, even if you downshift from "D" to "4", engine braking will not be enabled because the cruise control is not cancelled. For the operation to decrease the vehicle speed, see page 210. 3, 2: Position for more powerful engine braking L: Position for maximum engine braking 201