2015 LEXUS RX350 Owners Manual

7054-3. Do-it-yourself maintenance
4
Maintenance and care Type C
Normal fuse
Blown fuse Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amperage
rating can be found on the fuse
box lid.
Type D
Normal fuse
Blown fuse Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amperage
rating can be found on the fuse
box lid.
Type E
Normal fuse
Blown fuse Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amperage
rating can be found on the fuse
box lid.

7064-3. Do-it-yourself maintenance
Fuse layout and amperage ratings
■ Engine compartment
Fuse Ampere Circuit1
RDI FAN NO. 1 80 A Electric cooling fans2
RR DEF 50 A Rear window defogger3
AIR SUS 50 A4
HEATER 50 A Air conditioning system5
SPARE 30 A6
SPARE 40 A7
ABS NO. 2 30 A Vehicle stability control8
H-LP CLN 30 A Headlight cleaner9
PBD 30 A Power back door10
ST 30 A Starter system
11
PD 50 A A/F, H-LP RH HI, H-LP LH LO, H-LP
RH LO, H-LP LH HI, HORN, S-
HORN
12
ABS NO. 1 50 A Vehicle stability control

7074-3. Do-it-yourself maintenance
4
Maintenance and care 13
EPS 60 A Electric power steering system
14
ALT 140 A IG1 MAIN, TOWING BATT,
DEICER, TOWING, STOP, RDI FAN
NO. 1, FILTER, RR DEF, AIR SUS,
HEATER, ABS NO. 2, H-LP CLN,
PBD, ECU-IG1 NO. 1, ECU-IG1 NO.
3, GAUGE NO. 1, ECU-IG1 NO. 2,
EPS, FR WIP, RR WIP, FR WASH, RR
WASH, RH S-HTR, LH S-HTR, TAIL,
PANEL, D/L ALT B, FR FOG, FR
DOOR, FL DOOR, RR DOOR, RL
DOOR, PSB, P-SEAT LH, P-SEAT
RH, TI&TE, FUEL OPN, DR LOCK,
O B D, R R F O G, S / R O O F, 4 W D,
INVERTER, ECU-ACC, P/POINT,
CIG, RADIO NO. 215
AMP1 30 A Audio system16
EFI MAIN 30 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem, electronic controlled transmis-
sion, EFI NO. 1, EFI NO. 2, F/PMP17
AMP2 30 A Audio system18
IG2 MAIN 30 A IGN, GAUGE NO. 2, ECU IG 219
IP J/B 25 A Power door lock system20
STR LOCK 20 A Starter system
21
RAD NO. 3 15 A Meters and gauges, navigation sys-
tem, audio system
22
HAZ 15 A Emergency flashersFuse Ampere Circuit

7084-3. Do-it-yourself maintenance
23
ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem24
RAD NO. 1 10 A Audio system, navigation system25
AM2 7. 5 A Starter system26
ECU-B NO. 2 7. 5 A Air conditioning system, front passen-
ger occupant classification system,
audio system, vehicle stability control
system, power windows27
MAYDAY/TEL 7. 5 A MAYDAY/TEL28
IMMOBI 7. 5 A IMMOBI29
ALT-S 7. 5 A Charging system30
DRL 7. 5 A Daytime running light system31
IGN 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem32
DOME 10 A Vanity mirror lights, luggage compart-
ment lights, interior lights, personal
lights, door courtesy lights, footwell
lights, scuff lights
33
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 openerFuse Ampere Circuit

7094-3. Do-it-yourself maintenance
4
Maintenance and care 34
EFI NO. 1 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem, electronic controlled transmis-
sion35
WIP-S 7. 5 A Cruise control36
ECU-IG1 NO. 4 10 A Air conditioning system, rear window
defogger, vehicle stability control sys-
tem, electric cooling fans37
BK/UP LP 7. 5 A Back-up lights38
ECU-IG1 NO. 5 15 A Air conditioning system39
ECU-IG1 NO. 6 10 A Head light cleaner, cruise control,
vehicle stability control, air condition-
ing system, Blind Spot Monitor40
EFI NO. 2 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem41
F/ P M P 15 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem42
DEICER 25 A Windshield wipers and washer
43
STOP 7. 5 A Vehicle stability control, vehicle
dynamics integrated management,
stop lights, electronic controlled
transmission, multiport fuel injection
system/sequential multiport fuel injec-
tion system, shift lock control system,
starter system
44
TOW I N G BAT T 20 A Trailer battery
45
TOW I N G 30 A Trailer lightsFuse Ampere Circuit

7104-3. Do-it-yourself maintenance
46
FILTER 10 A47
IG1 MAIN 30 A ECU-IG1 NO. 6, BK/UP LP, ECU-
IG1 NO. 5, ECU-IG1 NO. 448
H-LP RH HI 15 A Right-hand headlight (high beam)49
H-LP LH HI 15 A Left-hand headlight (high beam)50
BIXENON 10 A51
H-LP RH LO 15 A Right-hand headlight (low beam)52
H-LP LH LO 15 A Left-hand headlight (low beam)53
HORN 10 A Horn54
A/F 20 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem55
S-HORN 7. 5 A S-HORNFuse Ampere Circuit

7114-3. Do-it-yourself maintenance
4
Maintenance and care ■ Driver’s side instrument panel
Fuse Ampere Circuit1
P/ P O I N T 15 A Po w e r o u t l e t2
ECU-ACC 10 A Navigation system, air conditioning
system, audio system, multiplex com-
munication system, multi-information
display, head-up display3
CIG 15 A Po w e r o u t l e t4
RADIO NO. 2 7. 5 A Audio system, navigation system5
GAUGE NO. 1 10 A Emergency flashers, navigation sys-
tem, head-up display, air conditioning
system, charging system
6
ECU-IG1 NO. 3 10 A Outside rear view mirror, windshield
wipers and washer, seat heaters,
starter system, power outlet, moon
roof, air conditioning system

7124-3. Do-it-yourself maintenance
7
ECU-IG1 NO. 1 10 A Multiplex communication system,
steering sensor, shift lock control sys-
tem, tilt and telescopic steering, auto-
matic transmission system, power
back door, pre-collision system, vehi-
cle stability control system, tire pres-
sure warning system8
S/ROOF 30 A Moon roof9
FUEL OPN 7. 5 A Fuel filler door opener10
PSB 30 A Pre-collision seat belt11
TI & TE 30 A Tilt and telescopic steering system12
DR LOCK 10 A13
FR FOG 7. 5 A Front fog lights14
P-S E AT L H 30 A Po w e r s e a t ( l e f t - s i d e )15
4WD 7. 5 A AW D s y s t e m16
INVERTER 20 A Po w e r o u t l e t17
RR FOG 7. 5 A18
D/L ALT B 25 A Multiplex communication system,
power door lock system, power back
door19
EPS 10 A Electric power steering system20
ECU-IG1 NO. 2 10 A Intuitive parking assist, AWD system,
pre-collision seat beltFuse Ampere Circuit