2015 Lexus GS450h Vsc off

20Pictorial index
GS450h_OM_OM30F70U_(U)
■Switches
VSC OFF switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 285
Instrument panel light control switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 93
Odometer/trip meter and trip meter reset button . . . . . . . . . . . . . . . . . . .P. 93
HUD (Head-up display) switches
*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 104
Heated steering wheel switch
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 380
BSM (Blind Spot Monitor) main switch
*. . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 300
Lexus night view switch
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 310
Brake hold switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 21 4
1
2
3
4
5
6
7
8
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GS450h_OM_OM30F70U_(U)
892. Instrument cluster
2
Instrument cluster
The indicators inform the driver of the operating state of the vehicle’s vari-
ous systems.
Indicators
Turn signal indicator
(→ P. 2 0 9 )
(if equipped)
LKA (Lane-Keeping
Assist) indicator
(→ P. 2 7 0 )
(U.S.A.)
Headlight indicator
(→ P. 2 1 7 )*1
(if equipped)
Intuitive parking assist indi-
cator
(Canada)
Tail light indicator
(→ P. 2 1 7 ) *2
(if equipped)
“AFS OFF” indicator
(→ P. 219)
Headlight high beam indi-
cator ( →P. 2 1 8 )
*2, 3Slip indicator
(→ P. 2 8 5 )
(if equipped)
Front fog light indicator
(→ P. 222)*2VSC OFF indicator
(→ P. 2 8 5 )
“READY” indicator
( → P. 1 9 3 )
*2, 4
(if equipped)
“PCS” warning light
(→ P. 292)
EV indicator ( →P. 74 )
(U.S.A.)
Parking brake indicator
(→ P. 211)
Cruise control indicator
( → P. 235, 239)
(Canada)
Parking brake indicator
(→ P. 211)
(if equipped)
Radar cruise control indi-
cator ( →P. 2 3 9 )*2Brake hold standby indica-
tor ( →P. 2 1 4 )
Cruise control “SET” indi-
cator ( →P. 235, 239)
*2Brake hold operated indi-
cator ( →P. 2 1 4 )
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GS450h_OM_OM30F70U_(U)
2374-5. Using the driving support systems
4
Driving
■Cruise control can be set when
●The shift lever is in D or range 4 or higher of S has been selected.
●Range 4 or higher of D has been selected by using the paddle shift.
●Vehicle speed is above approximately 25 mph (40 km/h).
■Accelerating after setting the vehicle speed
●The vehicle can be accelerated normally. After acceleration, the set speed
resumes.
●Even without canceling the cruise control, the set speed can be increased by first
accelerating the vehicle to the desired speed and then pushing the lever down to
set the new speed.
■Automatic cruise control cancelation
Cruise control will stop maintaining the vehicle speed in any of the following situa-
tions.
●Actual vehicle speed falls more than approximately 10 mph (16 km/h) below the
preset vehicle speed.
At this time, the memorized set speed is not retained.
●Actual vehicle speed is below approximately 25 mph (40 km/h).
●VSC is activated.
●TRAC is activated for a period of time.
●When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
■If the warning message for the cruise control is shown on the multi-information dis-
play
Press the “ON/OFF” button once to deactivate the system, and then press the but-
ton again to reactivate the system.
If the cruise control speed cannot be set or if the cruise control cancels immediately
after being activated, there may be a malfunction in the cruise control system. Have
the vehicle inspected by your Lexus dealer.
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GS450h_OM_OM30F70U_(U)
2474-5. Using the driving support systems
4
Driving
■Dynamic radar cruise control can be set when
●The shift lever is in D or range 4 or higher of S has been selected.
●Range 4 or higher of D has been selected by using the paddle shift.
●Vehicle speed is above approximately 30 mph (50 km/h).
■Accelerating after setting the vehicle speed
The vehicle can accelerate normally. After acceleration, the set speed resumes.
However, during vehicle-to-vehicle distance control mode, the vehicle speed may
decrease below the set speed in order to maintain the distance to the vehicle ahead.
■Automatic cancelation of vehicle-to-vehicle distance control
Vehicle-to-vehicle distance control driving is automatically canceled in the following
situations:
●Actual vehicle speed falls below approximately 25 mph (40 km/h).
●VSC is activated.
●TRAC is activated for a period of time.
●When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
●The sensor cannot operate correctly because it is covered in some way.
●The windshield wipers are operating at high speed (when the wiper switch is set to
AUTO mode or the high speed wiper operation).
●When snow mode is set.
If vehicle-to-vehicle distance control driving is automatically canceled for any other
reason, there may be a malfunction in the system. Contact your Lexus dealer.
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248
GS450h_OM_OM30F70U_(U)
4-5. Using the driving support systems
■Automatic cancelation of constant speed control
The cruise control will stop maintaining the vehicle speed in the following situations:
●Actual vehicle speed is more than approximately 10 mph (16 km/h) below the set
vehicle speed.
At this time, the memorized set speed is not retained.
●Vehicle speed falls below approximately 25 mph (40 km/h).
●VSC is activated.
●TRAC is activated for a period of time.
●When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
■When the LKA (Lane-Keeping Assist) will be activated
Using the radar cruise control in vehicle-to-vehicle distance control mode, lane
keeping assist function is activated.
■Radar sensor and grille cover
Always keep the sensor and grille cover clean to ensure that the vehicle-to-vehicle
distance control operates properly. (Some obstructions, such as snow, ice and plastic
objects, cannot be detected by the obstruction sensor.)
Dynamic radar cruise control is canceled if an obstruction is detected.
■Warning messages and buzzers for dynamic radar cruise control
Warning messages and buzzers are used to indicate a system malfunction or to
inform the driver of the need for caution while driving. (→P. 515)
Grille cover
Radar sensor
1
2
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GS450h_OM_OM30F70U_(U)
2634-5. Using the driving support systems
4
Driving
■Dynamic radar cruise control with full-speed range can be set when
●The shift lever is in D or range 4 or higher of S has been selected.
●Range 4 or higher of D has been selected by using the paddle shift.
●Vehicle speed is above approximately 30 mph (50 km/h).
■Accelerating after setting the vehicle speed
The vehicle can accelerate normally. After acceleration, the set speed resumes.
However, during vehicle-to-vehicle distance control mode, the vehicle speed may
decrease below the set speed in order to maintain the distance to the vehicle ahead.
■Automatic cancelation of vehicle-to-vehicle distance control
Vehicle-to-vehicle distance control driving is automatically canceled in the following
situations:
●Actual vehicle speed falls below approximately 25 mph (40 km/h) when there are
no vehicle ahead.
●The preceding vehicle leaves the lane when your vehicle is following at a speed
below 25 mph (40 km/h).
●VSC is activated.
●TRAC is activated for a period of time.
●When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
●The sensor cannot operate correctly because it is covered in some way.
●The windshield wipers are operating at high speed (when the wiper switch is set to
AUTO mode or the high speed wiper operation).
●When snow mode is set.
●The parking brake is operated.
●The vehicle is stopped by system control on a steep incline.
●Pre-collision brake assist is activated.
●The following are detected when the vehicle has been stopped by system control:
• The driver is not wearing a seat belt.
• The driver’s door is opened.
• The trunk or hood is opened.
• The vehicle has been stopped for about 3 minutes.
If vehicle-to-vehicle distance control driving is automatically canceled for any other
reason, there may be a malfunction in the system. Contact your Lexus dealer.
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264
GS450h_OM_OM30F70U_(U)
4-5. Using the driving support systems
■Automatic cancelation of constant speed control
The cruise control will stop maintaining the vehicle speed in the following situations:
●Actual vehicle speed is more than approximately 10 mph (16 km/h) below the set
vehicle speed.
At this time, the memorized set speed is not retained.
●Actual vehicle speed falls below approximately 25 mph (40 km/h).
●VSC is activated.
●TRAC is activated for a period of time.
●When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
■When the LKA (Lane-Keeping Assist) will be activated
Using the radar cruise control in vehicle-to-vehicle distance control mode, lane
keeping assist function is activated.
■Radar sensor and grille cover
Always keep the sensor and grille cover clean to ensure that the vehicle-to-vehicle
distance control operates properly. (Some obstructions, such as snow, ice or plastic
objects, cannot be detected by the obstruction sensor.)
Dynamic radar cruise control with full-speed range is canceled if an obstruction is
detected.
■Warning messages and buzzers for dynamic radar cruise control with full-speed
range
Warning messages and buzzers are used to indicate a system malfunction or to
inform the driver of the need for caution while driving. (→P. 5 1 6 )
Grille cover
Radar sensor
1
2
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GS450h_OM_OM30F70U_(U)
2854-5. Using the driving support systems
4
Driving
The slip indicator light will flash
while the TRAC/VSC/ABS sys-
tems are operating.
If the vehicle gets stuck in fresh snow or mud, the TRAC/VSC systems
may reduce power from the hybrid system to the wheels. You may need to
turn the system off to enable you to rock the vehicle in order to free it.
■Turning off the TRAC system only
To turn the TRAC system off,
quickly press and release the
switch.
The “TRAC OFF” will be shown on
the multi-information display. Press
the switch again to turn the system
back on.
When the TRAC/VSC/ABS systems are operating
Disabling the TRAC/VSC systems
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