2006 Lexus IS250 battery

368
5-2. Steps to take in an emergency
CAUTION
■Battery precautions
The battery contains poisonous and corrosive acidic electrolyte, while related parts
contain lead and lead compounds. Observe the following precautions when han-
dling the battery.
●When working with the battery, always wear safety glasses and take care not to
allow any battery fluids (acid) to come into contact with skin, clothing or the vehi-
cle body.
●Do not lean over the battery
●In the event that battery fluid comes into contact with the skin or eyes, immedi-
ately wash the affected area with water and seek medical attention.
Place a wet sponge or cloth over the affected area until medical attention can be
received.
●Always wash your hands after handling the battery support, terminals, and other
battery-related parts.
●Do not allow children near the battery.
NOTICE
■To prevent damaging the vehicle
Do not pull- or push-start the vehicle, because the three-way catalytic converter
may overheat and become a fire hazard.
■When handling jumper cables
Be careful that the jumper cables do not become tangled in the cooling fan or any
of the belts when connectin g or disconnecting them.

380
6-1. Specifications
Electrical system
Differential
Battery
Open voltage at
68F (20 C):12.6 12.8 V Fully charged
12.2 
12.4 V Half charged
11.8 
12.0 V Discharged
(Voltage checked 20 minutes after the
key is removed with all the lights turned
off)
Charging rates5A max.
Oil capacity
Front0.74 qt. (0.70 L, 0.61 lmp.qt.)
Rear
IS350:
1.42 qt. (1.35 L, 1.19 lmp.qt.)
IS250 (2WD models): 1.20 qt. (1.15 L, 1.01 lmp.qt.)
IS250 (AWD models): 1.10 qt. (1.05 L, 0.92 lmp.qt.)
Oil type and
viscosity
IS250 (AWD)
Hypoid gear oil API GL-5 Above 0 F (-18 C): SAE90
Below 0 F (-18 C): SAE80W
or SAE80W-90
Others
Toyota Genuine Differential
Gear Oil LT 75W-85 GL-5,
Toyota Genuine Differential
Synthetic Gear Oil or equivalent

398
6-1. Specifications
Tire related termMeaning
Production options
weight
The combined weight of installed regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they replace, not previously
considered in curb weight or accessory weight,
including heavy duty brakes, ride levelers, roof rack,
heavy duty battery, and special trim
Vehicle capacity weight
(Total load capacity)The rated cargo and luggage load plus 150 lb. (68
kg) times the vehicle's designated seating capacity
Intended outboard side-
wall
(a) The sidewall that contains a whitewall, bears white lettering, or bear s manufacturer, brand,
and/or model name molding that is higher or
deeper than the same molding on the other side-
wall of the tire, or
(b) The outward facing sidewall of asymmetrical tire that has a particular side that must always face
outward when mounted on a vehicle
Occupant distributionDistribution of occupants in a vehicle as specified in
the third column of Table 1
* below
Recommended inflation
pressureCold tire inflation pressure recommended by a man-
ufacturer.
RimA metal support for a tire or a tire and tube assembly
upon which the tire beads are seated
Rim diameter
(Wheel diameter)Nominal diameter of the bead seat
Rim size designationRim diameter and width
Rim type designationThe industry manufacturer's designation for a rim by
style or code
Rim widthNominal distance between rim flanges

404
6-3. Initialization
Items to initialize
ItemWhen to initializeReference
Pow e r w i n d ow
• After reconnecting or changing the battery
• After changing a fuse
P. 4 5
Engine oil maintenance
dataAfter changing engine oilP. 2 6 8
Tire inflation pressure
warning system
• When the standard tire pressure changes by replacing tires or wheels
• When tires are rotated
• When tire pressure sensors are replaced
• When driving with the tires inflated to
a higher than standard tire pressure
P. 2 8 0
The following item must be initialized for normal system operation in cases
such as after the battery is reconnected, or maintenance is performed on
the vehicle.

408
Alphabetical index
Alphabetical index
A/C (Air conditioning system) ........ 166
ABS (Anti-lock brake system) ......... 144
AFS (Adaptive front lighting system) ......................................................119
Adaptive front lighting system (AFS)..........................................................119
Air conditioning filter ..........................295
Air conditioning system (A/C) Air conditioning filter ....................... 295
Automatic air conditioning system ....................................................166
Airbags Airbag operating conditions........... 63
Airbag precautions for your child.......................................................... 67
Airbag warning light ........................ 334
Curtain shield airbag operating conditions.............................................. 63
Curtain shield airbag precautions .......................................... 67
General airbag precautions ........... 67
Locations of airbags.............................. 61
Modification and disposal of airbags ...................................................... 71
Proper driving po sture ............. 59, 67
Side airbag operating conditions.............................................. 63
Side airbag precautions .................... 67
SRS airbags ............................................... 61
Alarm ............................................................ 56
Antenna ..................................................... 182
Anti-lock brake system (ABS) ......... 144
Armrest .....................................................228
Ashtrays ..................................................... 221
Audio system Antenna ............................................... 182
AUX adapter....................................... 202 CD player/changer ...........................185
MP3/WMA disc................................... 191
Optimal use ........................................... 199
Radio ......................................................... 178
Steering wheel audio switch........ 203
Automatic air conditioning system ......................................................166
Automatic headlight leveling system ..................................................... 120
Automatic light control system.......... 118
Automatic transmission Automatic transmission ..................... 97
If the shift lever cannot be shifted from P..................................... 361
S mode .......................................................99
AUX adapter ......................................... 202
BA (Brake assist) ....................................144
Back-up lights Wattage .................................................388
Battery Checking................................................275
If the vehicle has discharged battery ................................................. 366
Preparing and checking before winter...................................... 156
Bottle holders...........................................213
Brake Fluid ........................................................... 274
Parking brake........................................ 104
Brake assist (BA) ....................................144
Care Exterior ................................................... 248
Interior..................................................... 250
Seat belts ................................................. 251A
B
C

409
Alphabetical index
Cargo capacity ....................................... 152
Cargo hooks ...........................................234
CD changer .............................................185
CD player..................................................185
Chains ......................................................... 156
Child restraint system (CRS)Booster seats, definition..................... 72
Booster seats, installation ..................76
Convertible seats, definition ............ 72
Convertible seats, installation .........76
Infant seats, definition .......................... 72
Infant seats, installation........................76
Installing CRS with lower anchorages ...........................................79
Installing CRS with seatbelts ...........76
Installing CRS with top straps ........ 80
Child safety Airbag precautions ..............................67
Battery precautions .............. 277, 368
Child restraint system ......................... 72
Child-protectors................................... 20
How your child should wear the seatbelt ............................................ 37
Installing child restraints .....................75
Moon roof precautions ..................... 50
Power window lock switch ............. 45
Power window precautions............. 47
Removed electronic key battery precautions ....................................... 298
Seat belt comfort guide..................... 35
Seat belt extender precautions ..... 39
Seat belt precautions.......................... 38
Seat heater precautions ...... 225, 227
Trunk precautions .................................25
Child-protectors ..................................... 20
Cigarette lighter ....................................222 Cleaning
Exterior....................................................248
Interior .................................................... 250
Seat belts ................................................. 251
Clock ...........................................................217
Coat hooks .............................................. 232
Compass .................................................. 242
Condenser .............................................. 274
Console box ............................................ 210
Cooling system Engine overheating.......................... 369
Cornering assist sensors .................... 138
Cruise control Cruise control........................................126
Dynamic radar cruise control........129
Cup holder ................................................212
Curtain shield airbags..............................61
Customizable features ...................... 400
Daytime running light system .............119
Defogger Rear window ..........................................174
Side mirror...............................................174
Dimension................................................ 374
Dinghy towing ............................... 162, 163
Display Dynamic radar cruise control........129
Satellite switch mode ........................ 218
Trip information ..................................... 115
Warning message ............................ 338
Do-it-yourself maintenance .............259
Door courtesy lights Door courtesy lights ........................ 205
Wattage ................................................. 388
Door pockets........................................... 213
D

410
Alphabetical index
DoorsDoor glasses ........................................... 45
Door lock.................................................... 19
Side mirrors ............................................. 43
Driver's seat belt reminder light .....335
Driving Correct posture .................................... 59
Procedures .............................................. 86
Driving position memory ......................28
Electric power steering (EPS).......... 144
Electronic key If your electronic key battery is discharged .................................... 363
Emergency, in case of If the engine will not start ...............360
If the shift lever cannot be shifted from P .....................................361
If the vehicle has discharged battery ..................................................366
If the warning buzzer sounds ...... 333
If the warning light turns on .......... 333
If the warning message is
displayed ............................................338
If you have a flat tire ......................... 352
If you lose your keys......................... 362
If you think something is wrong ................................................... 329
If your electronic key battery is discharged .................................... 363
If your vehicle becomes stuck....... 371
If your vehicle needs to be towed ................................................... 322
If your vehicle overheats ................369
Engine Compartment ..................................... 265 Engine switch ..........................................94
Hood ........................................................262
How to start the engine .....................94
Identification number .......................375
If the engine will not start ............... 360
Overheating ........................................ 369
Engine compartment cover ............. 267
Engine coolant Capacity .................................................379
Checking................................................ 272
Preparing and checking before winter...................................... 156
Engine coolant temperature gauge ...................................................... 105
Engine immobilizer system ................. 54
Engine oil Capacity ................................................ 378
Checking............................................... 268
Preparing and checking before winter...................................... 156
Engine oil maintenance data ............. 271
EPS (Electric power steering) ..........144
Event data recorder ..............................331
First-aid kit storage belt ..................... 234
Floor mat .................................................. 233
Fluid Brake ........................................................ 274
Washer....................................................278
Fog lights Switch .......................................................... 121
Wattage .................................................388
Foot well lighting................................... 205
Front fog lights Switch .......................................................... 121
Wattage .................................................388
E
F

411
Alphabetical index
Front passenger's seat belt reminder light ..................................... 335
Front seats Adjustment ...............................................26
Driving position memory ................. 28
Seat position memory .......................... 31
Front turn signal lights Wattage .................................................388
Fuel Capacity.................................................. 377
Fuel gauge ............................................. 105
Fuel pump shut off system ............ 330
Gas station information ................... 419
Information............................................ 389
Refueling ..................................................... 51
Fuel filler door............................................. 51
Fuel pump shut off system ................ 330
Fuses.......................................................... 299
Garage door opener........................... 237
Gas station information ....................... 419
Gauges.......................................................105
Glove box ............................................... 209
Glove box light........................................ 210
Head restraints Adjusting ..................................................33
Headlight aim .......................................... 313
Headlight cleaner .................................. 125
Headlights Discharge headlights precautions ....................................... 320
Replacing light bulbs ......................... 314
Switch ......................................................... 118
Wattage .................................................388 Heaters
Seat heaters .............................. 224, 226
Side mirror...............................................174
Hill-start assist control ......................... 144
Hood .......................................................... 262
Hooks Cargo ...................................................... 234
Coat.......................................................... 232
Shopping bag ...................................... 234
I/M test......................................................258
Identification Engine......................................................375
Vehicle ....................................................375
Illuminated entry system ....................206
Indicator lights............................................ 111
Initialization Items to initialize ................................ 404
Inside rear view mirror .......................... 42
Interior lights Interior lights ........................................ 205
Switch.......................................................207
Wattage ................................................. 388
Jack Positioning the jack ...........................263
Replacing the wheel .........................352
Jack handle.............................................. 352
Keys Electronic key .............................................2
Engine switch .......................................... 94
If you lose your keys .........................362
If your electronic key battery is discharged.....................................363
Key number .................................................2
G
H
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J
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