ABS Lexus IS250 2011 Navigation Manual / LEXUS 2011 IS250/IS350 (OM53839U) User Guide

423
4-3. Do-it-yourself maintenance
4
Maintenance and care
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown.
If this happens, check and replace the fuses as necessary.
Turn the “ENGINE START STOP” switch OFF.
Engine compartment (type B fu se box): Remove the engine
compartment cover. ( P. 388)
Open the fuse box cover.
Engine compartment (type A fuse box)
Push the tabs in and lift the lid
off.
Engine compartment (type B fuse box)
Push the tabs in and lift the lid
off.STEP1
STEP2
STEP3

426
4-3. Do-it-yourself maintenance
Removing the front controller (engine compartment: type B fuse box)Lift the lid off while pushing the
tabs on either side.
Type DNormal fuse
Blown fuse
Contact your Lexus dealer.

428
4-3. Do-it-yourself maintenance
10E/G-B60 AFR CTRL-B, ETCS, ALT-S, A/F, STR
LO C K
11DIESEL GLW80 A
12ABS150 AVDIM
13RH J/B-B30 AFR DOOR RH, RR DOOR RH, AM2
14MAIN30 AH-LP R LWR, H-LP L LWR
15STARTER30 ASmart access system with push-button
start
16LH J/B-B30 AFR DOOR LH, RR DOOR LH,
SECURITY
17P/I-B60 AEFI, F/PMP, INJ
18EPS80 APower steering
19ALT150 A
LH J/B-AM, E/G-AM, GLW PLG2,
H E AT E R , FA N 1 , FA N 2 , D E F O G,
ABS2, RH J/B-AM, GLW PLG1,
LH J/B-B, RH J/B-B
20GLW PLG150 APTC heater
21RH J/B-AM80 A
OBD, STOP SW, TI&TE, FR P/SEAT
RH, RAD NO.3, ECU-IG RH,
RH-IG, FR S/HTR RH, ACC, CIG,
PWR OUTLET
22ABS230 AVDIM
23DEFOG50 ARear window defogger
24FA N 240 AElectric cooling fans
25FA N 140 AAir conditioning system
26HEATER50 AAir conditioning system
27GLW PLG250 APTC heater
FuseAmpereCircuit

5
When trouble arises
463
5-2. Steps to take in an emergency
Follow the correction procedures.After taking the specified steps to co rrect the suspected problem, check
that the warning light turns off.
Warning lightWarning light/Details
(U.S.A.)

(Canada)
ABS warning light
Indicates a malfunction in:
•The ABS;
• The brake assist system.
Electric power steering system warning lightIndicates a malfunction in the EPS (Electric Power Steering)
system.
Slip indicator
Indicates a malfunction in:
• The VSC system;
•The TRAC system; or
• The hill-start assist control system
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
(warning buzzer)
*1
Indicates that a door or the
trunk is not fully closed.
Check that all doors and the
trunk are closed.
Low fuel level warning lightRemaining fuel
(Approximately 2.9 gal. [11 L,
2.4 Imp. gal.] or less)
Refuel the vehicle.
(On the instru-ment cluster)
Driver’s seat belt reminder
light (warning buzzer)
*2
Warns the driver to fasten
his/her seat belt.Fasten the seat belt.

488
5-2. Steps to take in an emergency
CAUTION
■When using the spare tire
●Remember that your compact spare tire is specifically designed for use with your
vehicle. Do not use your compact spare tire on another vehicle.
●Do not use two compact spare tires simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, deceleration and braking, as well as sharp cornering.
■Speed limit when using the spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact spare tire is
installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failing to observe
this precaution may lead to an accident causing death or serious injury.
■When the spare tire is attached
The vehicle speed may not be correctly detected, and the following systems may
not operate correctly:
●ABS & brake assist
●VSC
●TRAC
●EPS
●VDIM
●Navigation system (if equipped)
●Intuitive parking assist (if equipped)
●Cruise control
Also, not only can the following system not be utilized fully, it may actually negatively
effect the drive-train components:
●AWD system (if equipped)

562
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
ABSAnti-lock Brake System
AI-SHIFTArtificial Intelligence Shift
ALRAutomatic Locking Retractor
AW DAll Wheel Drive
CRSChild Restraint System
DISPDisplay
ECTElectronic Controlled Transmission
ECUElectronic Control Unit
EDREvent data recorder
ELREmergency Locking Retractor
EPSElectric Power Steering
ETCSElectronic Throttle Control System
GAWRGross Axle Weight Rating
I/MEmission inspection and maintenance
LATCHLower Anchors and Tethers for Children
LEDLight Emitting Diode
MMTMethylcyclopentadienyl Manganese Tricarbonyl
M + SMud and Snow
MTBEMethyl Tertiary Butyl Ether
OBDOn Board Diagnostics
SRSSupplemental Restraint System
TINTire Identification Number
TPMSTire Pressure Warning System
TRACTraction Control
VDIMVehicle Dynamics Integrated Management

564
Alphabetical index
Alphabetical index
A/C ............................................................206
ABS.............................................................. 185
Air conditioning filter ........................... 418
Air conditioning systemAir conditioning filter ........................ 418
Automatic air conditioning system ..................................................206
Airbags Airbag operating conditions........... 96
Airbag precautions for your child.......................................................... 99
Airbag warning light ........................ 462
Curtain shield airbag operating conditions.............................................. 96
Curtain shield airbag
precautions .......................................... 99
Front passenger occupant classification system....................... 104
General airbag precautions ........... 99
Locations of airbags............................ 93
Modification and disposal of airbags .................................................. 103
Proper driving po sture ............... 91, 99
Side airbag operating conditions.............................................. 96
Side airbag precautions .................... 99
SRS airbags ............................................. 93
Alarm ............................................................ 87
Antenna .................................................... 224
Anti-lock brake system ....................... 185
Armrest ...................................................... 341
Ashtrays ....................................................332
Audio input ............................................... 261 Audio system
Antenna................................................... 224
AUX port ................................................ 261
Bluetooth
® audio ............................. 266
CD player/changer .......................... 227
iPod ........................................................... 242
MP3/WMA disc................................234
Optimal use ......................................... 259
Portable music player ....................... 261
Radio ......................................................... 219
Steering wheel audio switch.........263
USB memory ...................................... 250
USB port ............................................... 250
Automatic air conditioning system .................................................... 206
Automatic headlight leveling system ...................................................... 167
Automatic light control system.........165
Automatic transmission Automatic transmission ................... 139
If the shift lever cannot be shifted from P....................................492
S mode ..................................................... 142
AUX port...................................................261
Auxiliary box .......................................... 325
Back-up lights Wattage ................................................. 524
Battery Checking............................................... 396
If the vehicle has a discharged battery ................................................. 498
Preparing and checking before winter...................................... 195
Bottle holders......................................... 324
Bluetooth
® audio ................................. 266
A
B

575
What to do if...
A warning light or indicator
light comes onP. 4 6 1If a warning light turns on or a warning
buzzer sounds...
■Warning lights
or or
P. 4 6 1P. 4 6 2
P. 4 6 3
or
P. 4 6 2P. 4 6 3
P. 4 6 3P. 4 6 3
P. 4 6 2P. 4 6 2
P. 4 6 3P. 4 6 3
P. 4 6 2P. 4 6 2
Brake system warning lightMalfunction indicator lamp
ABS warning lightDriver’s seat belt reminder
light
Front passenger’s seat belt
reminder light
Low fuel level warning lightMaster warning light
SRS warning lightElectric power steering warning
light
Open door warning lightTire pressure warning light
Charging system warning
lightSlip indicator
A warning message is dis-
playedP. 4 7 0If a warning message is displayed