Lexus LS460 - Automatic Mode; Parking Brake Operation; Parking Brake Operation Sound

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4-2. Driving procedures
4
Driving
LS460_EE (OM50D49E)
The parking brake is set or released automatically according to shift
lever operation.
Turns automatic mode on/off
When automatic mode is turned
on, the indicator on the switch
comes on and it operates in the
following manner:
 When the shift lever is moved
into P, the parking brake will
be set.
 When the shift lever is moved
out of P, the parking brake will
be released.
Operate the shift lever with the
brake pedal depressed.
 Parking brake operation
 When the engine switch is not in IGNITION ON mode, the parking brake
cannot be released using the parking brake switch.
 When the engine switch is not in IGNITION ON mode, automatic mode
(automatic brake setting and releasing) is not available.
 If the parking brake is operated repeatedly over a short period of time, the
system may restrict operation to prevent overheating. If this happens,
refrain from operating the parking brake. Normal operation will return after
about 1 minute.
 Parking brake operation sound
When the parking brake operates, a motor sound (whirring sound) may be
heard. This does not indicate a malfunction.
Automatic mode