Lexus LS 600h L 2012 Owner's Manual page 533

5-2. Steps to take in an emergency
STEP 3
STEP 4
Manual operation of the parking brake
■
The parking brake cannot be set manually.
CAUTION
When releasing the parking brake manually
■
Shift the shift lever to "P", turn the "POWER" switch OFF and chock the tires.
●
Failure to do so may cause the vehicle to move, resulting in an accident.
Turn the "POWER" switch OFF and check that the parking brake indicator is off.
●
Failure to do so may cause the system to operate and turn the parking brake
release tool that is inserted, resulting in an injury.
530
Remove the plug.
Insert the tool and press it down
firmly while turning it counter-
clockwise until it stops.