Page 216 of 862
GS450h_U (OM30D01U)
2154-3. Operating the lights and wipers
4
Driving
AFS (Adaptive Front-lighting System) secures excellent visibility at inter-
sections and on curves by automatically adjusting the direction of the light
axis of the headlights according to vehicle speed and the degree of the
tire’s angle as controlled by steering input.
AFS operates at speeds of 6 mph (10 km/h) or higher.
■Deactivating AFS
Turn on the AFS OFF switch.
The indicator turns on when the
AFS is deactivated.
AFS (Adaptive Front-lighting System) (if equipped)
GS450h_U.book Page 215 Monday, January 23, 2012 10:20 AM
Page 291 of 862
290
GS450h_U (OM30D01U)
4-5. Using the driving support systems
◆AVS (Adaptive Variable Suspension system)
By independently controlling the damping force of the shock absorbers
for each of the 4 wheels according to the road and driving conditions,
this system helps riding comfort with superior steering stability, and
helps good vehicle posture ( →P. 2 8 6 )
◆VDIM (Vehicle Dynamics Integrated Management)
Provides integrated control of the ABS, brake assist, TRAC, VSC and
EPS
Helps to maintain vehicle stability when swerving on slippery road sur-
faces by controlling the brakes, hybrid system output, steering assist,
and steering ratio
◆PCS (Pre-Collision System) (if equipped)
→ P. 2 9 6
GS450h_U.book Page 290 Monday, January 23, 2012 10:20 AM
Page 537 of 862
536
GS450h_U (OM30D01U)
5-4. Using the hands-free phone system (for cellular phone)
■Setting the ring toneDisplay the “Phone Settings” screen. ( →P. 5 3 4 )
Select “Phone Sound Settings” on the “Phone Settings” screen.
Select “Ring Tone” on the “Phone Sound Settings” screen.
Select the screen button cor-
responding to the desired ring
tone.
Ring tones can be heard by select-
ing the screen buttons, and then
“OK”.
When you complete setting, select “Save”.
■Adaptive volume control
When traveling at 50 mph (80 km/h) or more, the system automatically raises the
volume.
■To return to the default phone sound settings
Select “Default”, and then “Yes”.
1
2
3
4
5
GS450h_U.book Page 536 Monday, January 23, 2012 10:20 AM
Page 555 of 862
554
GS450h_U (OM30D01U)
5-4. Using the hands-free phone system (for cellular phone)
■To display the “Message settings” screen in a different wayDisplay the “Phone” screen. ( →P. 5 1 5 )
Select “Messages” on the “Phone” screen.
Select “Options” on the “Messages” screen.
■Editing the quick reply messages in a different way Display the desired message on “Message” screen. ( →P. 5 3 2 )
Select “Reply” on the desired message screen.
Select “Edit” on the “Quick Reply Messages”.
Select the screen button corresponding to the desired message.
When you complete editing, select “OK” and then on the “Edit Quick Reply
Message” screen.
■Adaptive volume control
When traveling at 50 mph (80 km/h) or more, the system automatically raises the
volume.
■To return to the default message settings
Select “Default”, and then “Yes”.
1
2
3
1
2
3
4
5
GS450h_U.book Page 554 Monday, January 23, 2012 10:20 AM
Page 714 of 862

7137-2. Steps to take in an emergency
GS450h_U (OM30D01U)
7
When trouble arises
(Flashes)
(If equipped)
Pre-collision system warning light Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the system
is not malfunctioning:
• The light will flash quickly when the system is operating. (→ P. 2 9 6 )
• The light will turn on when the pre-collision system is dis- abled. ( →P. 2 9 7 )
• The light will flash when the system cannot temporarily be used. ( →P. 7 3 5 )
Slip indicator
Indicates a malfunction in:
• The VSC system; or
•The TRAC system
The light will flash when the VSC or the TRC system is operat-
ing.
(Flashes)
(If equipped)
“A F S O F F ” i n d i c a t o r Indicates a malfunction in the adaptive front-lighting system
(Flashes)
Brake hold operated indicatorIndicates a malfunction in the brake hold system
(Flashes)(U.S.A.)
(Flashes)
(Canada)
Parking brake indicator Indicates a malfunction in the parking brake system
Warning lightWarning light/Details
GS450h_U.book Page 713 Monday, January 23, 2012 10:20 AM
Page 725 of 862
7247-2. Steps to take in an emergency
GS450h_U (OM30D01U)
Indicates a malfunction in the LKA (Lane-Keeping
Assist)
Indicates a malfunction in the LED headlight system
Indicates a malfunction in the automatic headlight lev-
eling system
Indicates a malfunction in the adaptive front-lighting
system
Warning messageDetails
(If equipped)
(Flashes)
(If equipped)
(If equipped)
(If equipped)
GS450h_U.book Page 724 Monday, January 23, 2012 10:20 AM
Page 841 of 862

840Alphabetical index
GS450h_U (OM30D01U)
Alphabetical index
A/C ............................................................ 364Air conditioning filter ....................... 666
Front automatic air conditioning system ..................................................364
Rear air conditioning system........379
S-FLOW mode .................................. 374
ABS (Anti-lock Brake System)....... 289
Function ................................................. 289
Warning light ......................................... 712
Warning message ............................. 725
Adaptive Front-lighting System
(AFS) ........................................................215
Adaptive Variable Suspension
system (AVS) ...................................... 290
AFS (Adaptive Front-lighting
System) ....................................................215
Air conditioning filter .......................... 666
Air conditioning system ..................... 364 Air conditioning filter ....................... 666
Front automatic air conditioning system ..................................................364
Rear air conditioning system........379
S-FLOW mode .................................. 374 Airbags ........................................................ 38
Airbag operating conditions .......... 46
Airbag precautions for your child ......................................... 41
Airbag warning light .......................... 712
Correct driving posture .................... 30
Curtain shield airbag operating conditions ....................... 46
Curtain shield airbag precautions .......................................... 44
Front passenger occupant classification system......................... 49
General airbag precautions ............. 41
Locations of airbags............................ 38
Modification and disposal of airbags............................................... 45
Side airbag operating conditions ............................................. 46
Side airbag precautions ...................... 41
Side and curtain shield airbags operating conditions ....................... 46
Side and curtain shield airbags
precautions ............................................ 41
SRS airbags ............................................. 38
A
GS450h_U.book Page 840 Monday, January 23, 2012 10:20 AM
Page 842 of 862

841Alphabetical index
GS450h_U (OM30D01U)
Alarm..............................................................81Alarm............................................................ 81
Warning buzzer .......................... 711, 721
Anchor brackets ...................................... 62
Antennas (smart access system with push-button start) ......................123
Anti-lock Brake System (ABS)....... 289 Function ................................................. 289
Warning light ......................................... 712
Warning message ............................. 725
Approach warning (dynamic radar cruise control) ........................ 242
Armrest .................................................... 593
Ashtrays....................................................585
Assist grips ..............................................598
Audio input.............................................. 497
Audio system.......................................... 386 Audio input............................................ 497
AUX port/USB port..................... 497, 477, 487
Bluetooth
® audio.............................. 465
CD/DVD player ................................433
CD/DVD player information ......453
DVD video ............................................. 441
iPod .......................................................... 485
MP3/WMA disc ...............................435
Optimal use ......................................... 495
Portable music player ...................... 497
Radio ....................................................... 409
Rear seat audio controls ............... 498
Steering wheel audio switch ....... 503
USB memory .......................................475 Automatic headlight leveling
system ...................................................... 216
Automatic light control system ........ 213
AUX port .................................................497
Auxiliary boxes ..................................... 580
AVS (Adaptive Variable Suspension system) ......................... 290
Back-up lights Replacing light bulbs .......................696
Wattage ................................................... 791
Battery (12-volt battery) .....................647 If the 12-volt battery is
discharged......................................... 770
Preparing and checking before
winter......................................................319
Warning light ......................................... 712
Battery (traction battery) ...................... 74
Blind Spot Monitor (BSM) ............... 305
Bluetooth®
Audio system ....................................... 465
Hands-free system (for cellular phone) ...................... 506
Brake Brake Hold .............................................210
Fluid .......................................................... 645
Parking brake ...................................... 207
Regenerative braking ..........................72
Warning light .................................711, 714
Warning message............................... 721
B
GS450h_U.book Page 841 Monday, January 23, 2012 10:20 AM