2013 Lexus GS 450h Owners Manual - Page 737

7-2. Steps to take in an emergency 765 If the parking brake cannot be released In the event that the 12-volt battery is discharged or switch operation does not release the parking brake, the parking brake can be released manually using the procedure below. This procedure should be performed only if necessary, such as in an emergency. If the switch cannot be operated even when the 12-volt battery is normal, the parking brake system may be malfunctioning. Have the vehicle inspected by your Lexus dealer immediately. Before releasing the parking brake manually ● Shift the shift lever to P. ● Turn the power switch off. ● Check that the parking brake indicator is off. ● Chock the tires. Releasing the parking brake manually 1 Take out the parking brake release tool and the screwdriver from the trunk. (→P. 750) Fit the parking brake release tool into the screwdriver handle. 7 When trouble arises 2 Take out the spare tire. (→P. 749) GS450h_U (OM30D01U)