Page 646 of 860
646
GS450h_U (OM30D01U)
6-3. Do-it-yourself maintenance
If any washer does not work or the
warning message appears on the
multi-information display, the
washer tank may be empty. Add
washer fluid.
Wa s h e r f l u i d
CAUTION
■When adding washer fluid
Do not add washer fluid when the hybrid system is hot or operating as washer fluid
contains alcohol and may catch fire if spilled on the engine etc.
NOTICE
■Do not use any fluid other than washer fluid
Do not use soapy water or engine antifreeze instead of washer fluid.
Doing so may cause streaking on the vehicle’s painted surfaces.
■Diluting washer fluid
Dilute washer fluid with water as necessary.
Refer to the freezing temperatures listed on the label of the washer fluid bottle.
Page 693 of 860
GS450h_U (OM30D01U)
6936-3. Do-it-yourself maintenance
6
Maintenance and care
■Front turn signal lights (vehicles with LED headlights)For the left side only: Remove
the bolt and move the washer
fluid filler opening.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
1
2
3
Page 694 of 860
694
GS450h_U (OM30D01U)
6-3. Do-it-yourself maintenance
When installing, reverse the steps listed.
After installing the bulb base, secure the cord with the clips and if replacing the
left side bulb, make sure to install the bolt for the washer fluid filler opening in
its original position.
4
Right sideLeft side
Page 739 of 860
7397-2. Steps to take in an emergency
GS450h_U (OM30D01U)
7
When trouble arises
A warning message is shown on the multi-information display. After taking
the specified steps to correct the suspected problem, check that the
warning message goes off.
Follow the correction procedures.
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that the brake
hold system is not hold
the vehicle when the
vehicle is on a slippery
road
Use the brake hold sys-
tem when it becomes
available.
Indicates that the washer
fluid level is lowAdd washer fluid.
Indicates that all mainte-
nance according to the
driven distance on the
maintenance schedule
*
should be performed
soon.If necessary, perform
maintenance.
Comes on approxi-
mately 4500 miles
(7200 km) after the
maintenance data has
been reset.
(U.S.A. only)
Page 845 of 860

845Alphabetical index
GS450h_U (OM30D01U)
Energy monitor ........................................ 110
EngineAccessory mode................................. 190
Compartment ......................................637
Engine switch ........................................ 189
Hood ........................................................634
How to start the hy brid system .... 189
Identification number .......................783
Ignition switch (power switch).................................. 189
Overheating ......................................... 774
Power switch......................................... 189
Engine compartment cover ............. 638
Engine coolant....................................... 642 Capacity ................................................. 787
Checking................................................642
Preparing and checking before winter ..................................... 319
Engine coolant temperature gauge ........................................................ 89
Engine oil ................................................. 639 Capacity ................................................ 785
Checking............................................... 639
Oil level warning message ........... 733
Oil pressure warning message ........................... 722
Preparing and checking before winter ..................................... 319 Engine oil maintenance data ............624
Engine switch ...........................................189
EPS
(Electronic Power Steering) ........ 289Function .................................................. 289
Warning light ......................................... 712
Warning message............................. 726
EV drive mode ........................................ 196
Event data recorder (EDR).....................11
First-aid kit storage net ........................581
Flat tire ....................................................... 749
Floor mats................................................... 28
Fluid Brake........................................................ 789
Hybrid transmission .........................788
Washer ................................................... 646
Fog lights.................................................... 218 Replacing light bulbs ...................... 689
Switch ........................................................218
Wattage ................................................... 791
Footwell light ............................................ 571
Front passenger occupant classification system ............................49
Front personal lights ............................572
F
Page 858 of 860

858Alphabetical index
GS450h_U (OM30D01U)
Warning reflector storage belt....... 582
Washer .......................................................219Checking............................................... 646
Low washer fluid warning message ...........................739
Preparing and checking before winter ..................................... 319
Switch........................................................ 219
Washing and waxing.............................616
Weight Cargo capacity .................................... 186
Load limits............................................... 186
Weight.....................................................782
Welcome light illumination control....................................................... 121
Wheels Replacing wheels .............................. 664
Size ........................................................... 790
Window glasses ......................................164
Window lock switch ..............................164
Windows ....................................................164 Power windows ................................... 164
Rear window defogger.................. 384
Windshield wiper de-icer .................385
Windshield wipers .................................219 Position.................................................... 322
Rain-sensing windshield wipers .................................................... 219
Winter driving tips..................................319
Wireless remote control key .............134 Battery-Saving Function................... 127
Locking/Unlocking............................ 134
Replacing the battery ...................... 668
WMA disc ............................................... 435 XM
® Satellite Radio ............................. 419
X