2015 LEXUS RX450h fuse box

6544-3. Do-it-yourself maintenance
Engine compartment
Brake fluid reservoir
(  P. 6 6 2 )
Engine oil filler cap
(  P. 6 5 7 )
Engine oil level dipstick
(  P. 6 5 6 )
Power control unit coolant
reservoir (  P. 6 5 9 )
Fuse boxes (  P. 6 8 9 ) Engine coolant reservoir
(  P. 6 5 9 )
Condenser (  P. 6 6 1 )
Radiator (  P. 6 6 1 )
Electric cooling fans
Power control unit coolant
radiator (  P. 6 6 1 )
Washer fluid tank (  P. 663)

6894-3. 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 re place the fuses as necessary.
Turn the “POWER” switch off.
After a system failure, see “Fuse layout and amperage ratings”
for details about which fuse to check. (  P. 694)
Engine compartment:
To gain access to the fuse box, remove the engine compart-
ment cover. (  P. 655)
Luggage compartment:
To gain access to the fuse box, secure the deck board with
the hook and then remove th e spare tire cover and 12-volt
battery cover. (  P. 664)
Open the fuse box cover.
Engine compartment (type A fuse box)
Push the tab in and lift the lid off.
Engine compartment (type B fuse box)
Push the tab in and lift the lid off.STEP 1
STEP 2
STEP 3
STEP 4

6904-3. Do-it-yourself maintenance
Engine compartment (type C fuse box)
Push the tab in and lift the lid off.
Driver's side instrument panel
Remove the lid.
Luggage compartment (type A fuse box)

6914-3. Do-it-yourself maintenance
4
Maintenance and care Luggage compartment (type B fuse box)
Remove the terminal cover.
Remove the fuse with the pull-
out tool.
Check if the fuse has blown.
Type A
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.STEP 5
STEP 6

6924-3. Do-it-yourself maintenance
Type B
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 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.

6934-3. Do-it-yourself maintenance
4
Maintenance and care 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.
Type F
Normal fuse
Blown fuse Contact your Lexus dealer.

6944-3. Do-it-yourself maintenance
Fuse layout and amperage ratings
■ Engine compartment (type A fuse box)
Fuse Ampere Circuit1
PCU 15 A Hybrid system2
IGCT NO. 2 10 A Hybrid system3
IGCT NO. 3 10 A Hybrid system4
INV W/P 10 A Hybrid system

6954-3. Do-it-yourself maintenance
4
Maintenance and care ■ Engine compartment (type B fuse box)
Fuse Ampere Circuit1
RR DEF 50 A Rear window defogger2
AIR SUS 50 A3
HEATER 50 A Air conditioning system4
ABS NO. 1 50 A Electronically controlled brake system5
RDI FAN NO. 1 40 A Electric cooling fans6
RDI FAN NO. 2 40 A Electric cooling fans7
H-LP CLN 30 A Headlight cleaner8
PBD 30 A Power back door9
HV R/B NO. 1 30 A PCU, IGCT NO. 2, IGCT NO. 3,
INV W/P
10
PD 50 A A/F, H-LP RH HI, H-LP LH LO, H-LP
RH LO, H-LP LH HI, HORN, S-
HORN
11
ABS NO. 2 50 A Electronically controlled brake system
12
HV R/B NO. 2 80 A ABS MAIN NO. 1, ABS MAIN NO.
2, A/C W/P, BATT FAN, OIL PMP