6974-3. Do-it-yourself maintenance
4
Maintenance and care 24
AM2 7. 5 A Starter system25
ECU-B NO. 2 7. 5 A Air conditioning system, front passen-
ger occupant classification system,
audio system, vehicle dynamics inte-
grated management, power windows,
electric power steering system26
MAYDAY/TEL 7. 5 A MAYDAY/TEL27
IMMOBI 7. 5 A IMMOBI28
ABS MAIN
NO. 3 15 A Brake system29
DRL 7. 5 A Daytime running light system30
IGN 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem31
DOME 10 A Vanity mirror lights, luggage compart-
ment lights, interior lights, personal
lights, door courtesy lights, footwell
lights, scuff lights
32
ECU-B NO. 1 10 A Tilt and telescopic steering, multiplex
communication system, meters and
gauges, driving position memory,
power seats, power back door, head-
up display, starter system, outside rear
view mirror, steering sensor, garage
door opener
33
EFI NO. 1 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
34
WIP-S 7. 5 A Cruise controlFuse Ampere Circuit
5
When trouble arises
7775-2. Steps to take in an emergency
If the hybrid system will not start Reasons for the hybrid system not starting vary depending on the situation.
Check the following and perform the appropriate procedure:
■ The hybrid system will not start even though the correct starting
procedure is being followed. ( P. 1 7 7 )
One of the following may be the cause of the problem:
● The electronic key may not be functioning properly. ( P. 7 8 2 )
● There may be a malfunction in the immobilizer system. ( P. 1 2 4 )
● There may be a malfunction in the steering lock system.
● The hybrid system may be malfunc tioning due to an electrical
problem such as an open circ uit or a blown fuse. However,
depending on the type of malfunc tion, an interim measure is avail-
able to start the hybrid system. ( P. 7 7 8 )
■ The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 7 8 4 )
● The 12-volt battery terminal co nnections may be loose or cor-
roded.
■ The interior lights and headlights do not turn on, or the horn does
not sound.
One of the following may be the cause of the problem:
● One or both of the 12-volt battery terminals may be discon-
nected.
● The 12-volt battery may be discharged. ( P. 7 8 4 )
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.
8096-1. Specifications
6
Vehicle specifications Light bulbs
A: HB3 halogen bulbs B: H9 halogen bulbs
C: H11 halogen bulbs D: D4S discharge bulbs
E: Wedge base bulbs (amber) F: Wedge base bulbs (clear)
G: H16 halogen bulbs
* 1
: Vehicles with halogen or discharge headlights
* 2
: Vehicles with LED headlights
* 3
:If equipped Light bulbs Bulb No. W Ty p e
Exterior Headlights
High beam
* 1
High beam
* 2
Low beam (halogen bulbs)
* 3
Low beam (discharge bulbs)
* 3
9005
60
65
55
35 A
B
C
D
Front turn signal lights 7444NA 28 /8 E
Tail lights 5 F
Front fog lights (halogen bulbs)
* 3
19 G
Rear side marker lights 5 F
Rear turn signal lights 21 E
Back-up lights 921 16 F
Outer foot lights 5 F
Interior Vanity lights 8 F
Front interior lights 5 F
Rear interior lights 8 F
Luggage compartment lights 5 F
Door courtesy lights 5 F
Footwell lights 3.8 F
8316-2. Customization
6
Vehicle specifications Illumination(
P. 582)Function Default
setting Custom-
ized
setting
Time elapsed before
the interior lights
turn off 15 seconds 7. 5 s e c -
onds
O —
O —
O O
30 sec-
onds
Time elapsed before
the exterior lights
turn off 15 seconds 7. 5 s e c -
onds
O —
O —
O O
30 sec-
onds
Operation when the
doors are unlocked On Off — — — — —
O
Operation after the
“POWER” switch
turned off On Off — — — — —
O
Operation when
you approach the
vehicle with the
electronic key on
your person On Off — — — — —
O
Wireless remote
control linked exte-
rior lights when the
surrounding area is
dark On Off — — — — —
O
Interior light control On Off O —
O —
O O
Exterior light control On Off O —
O —
O O
Shift lever lights On Off — — — — —
O
866Alphabetical index
I/M test ...................................................... 647
Identification
Electric motor ..................................... 800
Engine .................................................... 800
Vehicle .................................................... 799
Ignition switch........................................... 177
Illuminated entry system ....................582
Immobilizer system ............................... 124
Indicator lights......................................... 201
Initialization
Items to initialize ................................. 837
Inside rear view mirror ........................ 107
Instrument panel light control
buttons .................................................... 198
Interior lights
Interior lights.........................................582
Switch ......................................................583
Wattage................................................. 809
iPod* ................................................. 391, 501
Jack
Positioning a floor jack.................... 652
Vehicle-equipped jack ................... 764
Jack handle .............................................. 764 Keyless entry ............................................. 69
Keys
Electronic key .......................................... 51
If the electronic key does not
operate properly.............................. 781
If you lose your keys ........................ 780
Key number............................................... 51
Keyless entry............................................69
Keys............................................................... 51
Mechanical key ......................................52
“POWER” switch .................................177
Wireless remote control key...........69
Lexus Display Audio controller...... 328
Lexus Display Audio system............ 328
Lexus Enform with
Safety Connect*
Light bulbs
Replacing .............................................. 708
Wattage .................................................809
Lights
Door courtesy lights ........................ 582
Emergency flasher switch.............. 724
Fog light switch .....................................221
Hazard light switch ........................... 724
Headlight switch ...................................217
Interior light switch ........................... 583
Luggage compartment light ........... 77
Outer foot lights................................. 582
Overhead courtesy light ............... 582
Personal light switch ........................ 583
Replacing light bulbs ....................... 708
Scuff lights ............................................. 582I
J K
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