2014 LEXUS LX570 ABS

7894-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) 30 ABS1 50 A ABS
31 ABS2 30 A ABS
32 ST 30 A Starter system
33 IMB 7. 5 A ID code box, smart access system
with push-button start, GBS
34 AM2 5 A Main body ECU
35 DOME2 7. 5 A Vanity lights, overhead module, rear
interior light
36 ECU-B2 5 A Driving position memory system,
power back door ECU, power third
seat
37 AMP 2 30 A Audio system
38 RSE 7. 5 A Rear seat entertainment
39 TOW I N G 30 A To w i n g
40 DOOR NO.2 25 A Main body ECU
41 STR LOCK 20 A Steering lock system
42 TURN-HAZ 15 A Meter, front turn signal lights, side turn
signal lights, rear turn signal lights,
trailer
43 EFI MAIN2 20 A Fuel pump
44 ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
45 ALT-S 5 A IC-ALT
46 AMP 1 30 A Audio system
47 RAD NO.1 10 A Navigation system, audio system,
parking assist systemFuse Ampere Circuit

7904-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) 48 ECU-B1 5 A Smart access system with push-button
start, overhead module, yaw rate & G
sensor, tilt and telescopic steering,
meter, cool box, gateway ECU, steer-
ing sensor, VGRS
49 DOME1 10 A Illuminated entry system, power third
seat switch, power back door switch,
clock
50 HEAD LH 15 A Headlight high beam (left)
51 HEAD LL 15 A Headlight low beam (left)
52 INJ 10 A Injector, ignition system
53 MET 5 A Meter
54 IGN 10 A Circuit open, SRS airbag system,
gateway ECU, smart access system
with push-button start, ABS, VSC,
steering lock system, GBS
55 DRL 5 A Daytime running light
56 HEAD RH 15 A Headlight high beam (right)
57 HEAD RL 15 A Headlight low beam (right)
58 EFI NO.2 7. 5 A Air injection system, air flow meter
59 RR A/C NO.2 7. 5 A No circuit
60 DEF NO.2 5 A Outside rear view mirror defoggers
61 SPARE 5 A Spare fuse
62 SPARE 15 A Spare fuse
63 SPARE 30 A Spare fuseFuse Ampere Circuit

7934-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) 4 PA N E L 10 A Ashtray, brake controller, cigarette
lighter, cool box, center differential
lock, driving mode switches, multi-
information display, air conditioning
system, glove box light, audio system,
emergency flashers, headlight cleaner
switch, driving position memory
switches, outside rear view mirror
switches, overhead module, roll sens-
ing of curtain shield airbags off switch,
rear heater panel, shift lever switch,
power back door main switch, camera
switch, VSC OFF switch, steering
switch, console switch, instrument
panel light control
5 ECU-IG No.2 10 A Air conditioning system, rear heater
panel, overhead module, ABS, VSC,
steering sensor, yaw rate & G sensor,
main body ECU, stoplights, moon
roof, anti-glare inside rear view mirror
6 WINCH 5 A No circuit
7 A/C IG 10 A Cool box, condenser fan, cooler com-
pressor, rear window and outside rear
view mirror defoggers, smog sensor
8 TA I L 15 A Tail lights, license plate lights, front fog
lights, parking lights, side marker
lightsFuse Ampere Circuit

7944-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) 9 WIPER 30 A Windshield wiper
10 WSH 20 A Windshield washer
11 RR WIPER 15 A Rear window wiper and washer
12 4WD 20 A Four-wheel drive system
13 LH-IG 5 A Alternator, towing, seat heater and
ventilators, windshield wiper de-icer,
front seat belt, emergency flasher,
inverter switch, shift lever switch
14 ECU-IG No.1 5 A ABS, VSC, tilt and telescopic steer-
ing, gateway ECU, shift lock system,
parking assist system, cruise control
switch, pre-collision system, headlight
cleaner, multi-display assembly, rain-
sensing windshield wiper, driving posi-
tion memory system, power door lock
system
15 S/ROOF 25 A Moon roof
16 RR DOOR RH 20 A Po w e r w i n d o w s
17 MIR 15 A Mirror ECU, outside rear view mirror
defoggers
18 RR DOOR LH 20 A Po w e r w i n d o w s
19 FR DOOR LH 20 A Po w e r w i n d o w s
20 FR DOOR RH 20 A Po w e r w i n d o w sFuse Ampere Circuit

8024-3. Do-it-yourself maintenance
LX570_OM_OM60L21U_(U) Replace the light bulb, and install
the bulb base. Align the 3 tabs on the light bulb
with the mounting, and insert.
Turn and secure the bulb base. Shake the bulb base gently to
check that it is not loose, turn the
headlights on once and visually
confirm that no light is leaking
through the mounting.
When installing the cover, conduct in reverse.STEP 4
STEP 5
STEP 6 STEP 1

8225-2. Steps to take in an emergency
LX570_OM_OM60L21U_(U) Have the vehicle inspected immediately.
Failing to investigate the cause of the following warnings may lead to the
system operating abnormally and possibly cause an accident. Have the
vehicle inspected by your Lexus dealer, immediately. Warning light Warning light/Details
(U.S.A.)
(Canada) Malfunction indicator lamp
Indicates a malfunction in:
• The emission control system;
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system.
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
•The ABS; or
• The brake assist system.
(Comes on or
flashes) Pre-collision system warning light (if equipped)
Indicates:
• Malfunction in the pre-collision system if the light comes on.
• The system cannot temporarily be used if the light flashes.
(  P. 8 4 0 )

934
LX570_OM_OM60L21U_(U) Abbreviation list
Abbreviation/Acronym list ABBREVIATIONS MEANING
4WD Four Wheel Drive
A/C Air Conditioning
ABS Anti-lock Brake System
AFS Adaptive Front-lighting System
AHC Active Height Control Suspension
AI-SHIFT Artificial Intelligence Shift control
ALR Automatic Locking Retractor
AV S Adaptive Variable Suspension
CRS Child Restraint System
DISP Display
ECT Electronic Controlled Transmission
EDR Event Data Recorder
ELR Emergency Locking Retractor
GAWR Gross Axle Weight Rating
GCWR Gross Combination Weight Rating
GPS Global Positioning System
GVWR Gross Vehicle Weight Rating
HI High
I/M Emission inspection and maintenance
INT Intermittent

936
LX570_OM_OM60L21U_(U) Alphabetical index
Alphabetical index A/C
Air conditioning filter ........................777
Automatic air conditioning
system ..................................................440
ABS............................................................. 347
Active head restraint .............................. 69
Active height control
suspension ............................................. 318
Active traction control........................ 347
Adaptive Front-lighting System..... 208
Adaptive Variable
Suspension ...........................................329
AFS ............................................................ 208
AHC............................................................ 318
Air conditioning filter ...........................777
Air conditioning system
Air conditioning filter ........................777
Automatic air conditioning
system ..................................................440
Airbags
Airbag operating conditions..........128
Airbag precautions for your
child......................................................... 132
Airbag warning light ........................ 822
Curtain shield airbag
operating conditions ......................128
Curtain shield airbag
precautions ......................................... 132
Front passenger occupant
classification system....................... 138
General airbag precautions .......... 132
Locations of airbags........................... 124
Modification and disposal of
airbags ...................................................136
Proper driving post ure ........... 122, 132 Roll sensing of curtain shield
airbags off switch ............................. 137
Side airbag operating
conditions ............................................ 128
Side airbag precautions................... 132
SRS airbags ............................................ 124
SRS airbags instructions
for Canadian owners....................923
Alarm ............................................................ 119
Antenna .................................................... 497
Anti-lock brake system ..................... 347
Armrest .................................................... 708
Assist grips .............................................. 709
Ashtrays.................................................... 699
Audio system
Antenna...................................................497
AUX port .............................................. 570
CD player ............................................. 503
DVD player.......................................... 503
iPod ..........................................................558
MP3/WMA disc...............................505
Optimal use ......................................... 568
Radio ....................................................... 483
Steering wheel audio switch.........572
USB memory ...................................... 548
Automatic air conditioning
system .................................................... 440
Automatic headlight leveling
system ..................................................... 210
Automatic light control
system .................................................... 206
Automatic transmission
Automatic transmission ................... 179
If the shift lever cannot be
shifted from “P” ............................... 865
Paddle shift switches ......................... 182
“S” mode .................................................. 184A