Lexus RX 270 / 350 / 450h Fuse Replacement

Actions in emergency situations Lexus RX 270 / 350 / 450h. Lexus RX 270 / 350 / 450h fuse replacement

If any electrical component does not work, a fuse may have blown.

In this case, check and, if necessary, replace the fuses.

1. Turn off ENGINE START STOP button .

2. Remove the engine compartment cover.

 

3. Open the fuse box cover.

Engine Compartment (Hybrid Versions Type A Block; Press Clips and Remove Cover)

Engine Compartment (Non-Hybrid or Hybrid Versions Type B Block; Press Clips and Remove Cover)

Engine Compartment (Hybrid Versions, Type C Block; Press Clips and Remove Cover)

Dashboard on the driver's side (remove the cover).

Luggage compartment, type A (versions with hybrid transmission)

Luggage compartment, type B (versions with hybrid transmission)

4. If there is a problem with any of the systems, you need to find out the fuse rating in order to replace it.

5. Remove the fuse from the block using the special tool

6. Check the condition of the fuse.

Type A

1. Normal fuse

2. Blown fuse

Type B

Type C

Type D

Type E

Type F

2. Blown fuse

Replace the blown fuse with a new one of the correct rating. Fuse ratings can be found on the cover of the fuse box.

 

FUSE LOCATION AND RATE

VERSIONS WITHOUT HYBRID TRANSMISSION

Engine compartment

Fuse

Denomination

Chain

1

RDI FAN NO. 1

80A

Electric cooling fans

2

RR DEF

50A

Heated rear window

3

AIR SUS

50A

Electronic air suspension system

4

HTR

50 A

Air conditioning system

5

SPARE

30A

Spare

6

SPARE

40A

Spare

7

ABS NO. 2

30A

Anti-lock braking system

8

H-LPCLN

30A

Headlamp washer

9

PBD

30A

Power tailgate system

10

ST

30A

Launch system

eleven

PD

50 A

Daytime Running Light, Air-Fuel Ratio, Right Headlight High Beam, Left Headlight Low Beam, Right Headlight Low Beam, Left Headlight Highbeam, Horn, Alarm, Communication System, Multiport Fuel Injection System/Sequential Multiport Fuel Injection System .

12

ABS NO. 1

50 A

Anti-lock braking system

13

EPS

60 A

Electric power steering

14

ALT

140 A

Fuel Filler Cap, Door Locks, On-Board Diagnostic System, Rear Fog Light, Sunroof, AWD, Inverter, Ignition ECU, Ignition ECU #2, Dashboard, Gauge #1

15

AMP1

30A

Audio system

16

EFI MAIN

30A

Multiport fuel injection system, sequential multiport fuel injection system, fuel injection system No. 1, fuel injection system No. 2

17

AMP2

30A

Audio system

18

IG2

30A

Starting System, Ignition, Pointer #2, Ignition ECU #2

19

IP JB

25A

Central locking system

20

STR LOCK

20 A

Launch system

21

RAD NO. 3

15A

Indicator and Gauge Illumination, Instrument Panel Illumination, Navigation System, Audio System, Rear Seat Entertainment System

22

HAZ

15A

Light alarm

23

ETCS

10 A

Multiport fuel injection system, sequential multiport fuel injection system

24

RAD NO. 1

10 A

Audio system

25

AM2

7.5 A

Launch system

26

ECU-B NO. 2

7.5A

Air conditioning system, front seat occupant detection system, starting system

27

MAYDAY/TEL

7.5 A

Lexus system mayday

28

IMMOBI

7.5 A

-

29

ALT-S

7.5 A

Launch system

thirty

DRL

7.5A

Daytime running light system

31

IGN

10A

Starting system, port fuel injection system, sequential port fuel injection system

32

DOME

10 A

Vanity mirror lighting, personal lighting, luggage compartment lighting, interior lighting

33

ECU-B NO. 1

7.5 A

Interior lighting, personal lighting, telescopic steering column, communication system, gauges and gauges, power windows , driver's settings memory system, power seats, power tailgate, head-up display, start system, air conditioning system, central locking

34

EFI NO. 1

10 A

Multiport fuel injection system, sequential multiport fuel injection system

35

WIP-S

7.5 A

Windshield wipers and washer

36

AFS

7.5A

Adaptive lighting system

37

BK/UPLP

7.5A

reversing lights

38

HEAT NO. 2

7.5 A

Air conditioning system, all-wheel drive system

39

ECU IG1

10 A

Cornering Light System, Headlamp Washer , Cooling Fan, Cruise Control System, Electronically Controlled Air Suspension, Vehicle Stability Control System, Dynamic Vehicle Steering System

40

EFI N0. 2

10 A

Multiport fuel injection system, sequential multiport fuel injection system

41

F/PMP

15 A

Multiport fuel injection system, sequential multiport fuel injection system

42

DEICER

25A

Windshield wipers and washer

43

STOP

7.5A

Vehicle stabilization system, dynamic vehicle control system, upper brake light

44

TOWING WATT

20 A

trailer battery

45

TOWING

30A

trailer lighting

46

FILTER

10 A

Condenser

47

IG1 MAIN

30A

Ignition ECU #1, reverse lights, heater #2, adaptive lighting system

48

H-LP RH HI

15 A

Right headlight (high beam)

49

H-LP LH HI

15 A

Left headlight (high beam)

50

BIXENON

10 A

Xenon headlights

51

H-LP RH LO

15A

Right headlight (dipped beam)

52

H-LP LH LO

15 A

Left headlight (low beam)

53

HORN

10 A

Sound signal

54

A/F

20 A

Multiport fuel injection system, sequential multiport fuel injection system

55

S-HORN

7.5 A

Signaling

Dashboard on the driver's side

 

Fuse

Denomination

Chain

1

P/POINT

15A

Socket

2

ECU-ACC

10 A

Navigation system, exterior mirrors, communication system, Multi-information display, instrument display on the windshield

3

CIG

15A

Socket

4

RADIO NO. 2

7.5 A

Audio system, socket

5

GAUGE NO. 1

10 A

Hazard warning lights, navigation system, head-up display

6

ECU-IG1 NO. 3

10 A

Exterior mirrors, rear window wipers and washer , heated seats, start system, power socket, panoramic sunroof, automatic high beam headlights

7

ECU-IG1 NO. 1

10 A

Communication system, electric power steering, shift lock control system, telescopic steering column, starting system, automatic transmission, power tailgate, tire pressure display system

8

S/ROOF

30A

panoramic sunroof

9

FUELOPN

7.5A

Fuel filler cap

10

PSB

30A

Safety belts with preventive function

eleven

Tl & TE

30A

Telescopic steering column

12

DR LOCK

10 A

central locking

13

FR FOG

15 A

Front fog light

14

P-SEAT LH

30A

Power seat (left)

15

4WD

7.5A

All-wheel drive system

16

INVERTER

20 A

-

17

RR FOG

7.5 A

-

18

D/L ALT B

25A

Communication system

19

HEATER

10 A

Air conditioning system

20

ECU-IG1 N0. 2

10A

Air conditioning system, multiport fuel injection system, sequential multiport fuel injection system, airbag system, multi-information display

21

PANEL

10 A

Switch illumination, navigation system, height adjustment system, headlight washer , windshield wiper de-icer, seat heating, power tailgate, audio system, multi-information display, air conditioning system

22

TAIL

10 A

Parking lights, side lights, tail lights, license plate lights, front fog lights, towing adapter

23

AIR SUS

20A

Air suspension with electronic control

24

P-SEAT RH

30A

Power seat (right side)

25

OBD

7.5 A

On-Board Diagnostic System

26

FR DOOR

25A

Front power window on the right side

27

RR DOOR

25A

Rear power window on the right side

28

FL DOOR

25A

Front power window on the left side

29

RL DOOR

25A

Rear power window on the left side

thirty

FR WASH

25A

Windshield wipers and washer

31

RRWIP

15 A

Windshield wipers and washer

32

RR WASH

20A

Windshield wipers and washer

33

FRWIP

30A

Windshield wipers and washer

34

ECU IG2

10A

Starting system, parking assist system, all-wheel drive system

35

GAUGE NO. 2

7.5A

Launch system

36

RH S-HTR

15 A

Seat heating (right side)

37

LH S-HTR

15 A

Seat heating (left side)

VERSIONS WITH HYBRID TRANSMISSION

 

Engine compartment (type A)

Fuse

Denomination

Chain

1

PCU

15 A

hybrid system

2

IGCT N0.2

10 A

hybrid system

3

IGCT N0.3

10 A

hybrid system

4

INVW/P

10 A

hybrid system

 

Engine compartment (type B)

Fuse

Denomination

Chain

1

RR DEF

50 A

Heated rear window

2

AIR SUS

50A

Electronic air suspension system

3

HTR

50A

Air conditioning system

4

ABS NO. 1

50 A

Brake system with electronic control

5

RDI FAN NO. 1

40 A

Cooling fan

6

RDI FAN NO. 2

40 A

Cooling fan

7

H-LPCLN

30A

Headlamp washer

8

PBD

30A

Power tailgate system

9

HV R/B NO. 1

30A

PCU, IGCT N0. 2, IGCT N0. 3 INVW/P

10

PD

50 A

Daytime Running Light, Air-Fuel Ratio, Right Headlight High Beam, Left Headlight Low Beam, Right Headlight Low Beam, Left Headlight Highbeam, Horn, Alarm, Communication System, Multiport Fuel Injection System/Sequential Multiport Fuel Injection System .

eleven

ABS NO. 2

50 A

Brake system with electronic control

12

HV R/B NO. 2

80A

ABS MAIN NO. 1, ABS MAIN NO. 2, A/ C W/P, WATT FAN, OIL PMP

13

DCDC

150A

IG1 MAIN, TOWING WATT , DEICER, TOWING, STOP, RDI FAN NO. 1, ABS NO. 1, RR DEF, AIR SUS, HEATER, RDI FAN NO. 2, H-LP CLN, PBD, ECU-IG1 NO. 1, ECUIG1 NO. 3, GAUGE NO. 1, ECU-IG1 NO. 2, EPS, FR WIP, RR WIP, FR WASH, RR WASH, RH S-HTR, LH SHTR, 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, AIR SUS, FUEL OPN, DR LOCK, OBD, RR FOG, S/ROOF, 4WD, INVERTER, ECUACC, P/POINT, CIG, RADIO NO. 2

14

AMP1

30A

Audio system

15

EFI MAIN

30A

Multiport fuel injection system, sequential multiport fuel injection system, fuel injection system No. 1, fuel injection system No. 2

16

AMP2

30A

Audio system

17

IG2 MAIN

30A

Starting System, Ignition, Pointer #2, Ignition ECU #2

18

IP JB

25A

Central locking system

19

STR LOCK

20A

Launch system

20

RAD NO. 3

15 A

Indicator and Gauge Illumination, Instrument Panel Illumination, Navigation System, Audio System, Rear Seat Entertainment System

21

HAZ

15 A

Light alarm

22

ETCS

10A

Multiport fuel injection system, sequential multiport fuel injection system

23

RAD NO. 1

10 A

Audio system

24

AM2

7.5 A

Launch system

25

ECU-B NO. 2

7.5 A

Air conditioning system, front seat occupant detection system, starting system

26

MAYDAY/TEL

7.5 A

Lexus system mayday

27

IMMOBI

7.5A

-

28

ABS MAIN NO. 3

15A

Brake system

29

DRL

7.5A

Daytime running light system

thirty

IGN

10A

Starting system, port fuel injection system, sequential port fuel injection system

31

DOME

10 A

Vanity mirror lighting, personal lighting, luggage compartment lighting, interior lighting

32

ECU-B NO. 1

10 A

Interior lighting, personal lighting, telescopic steering column, communication system, gauges and gauges, power windows , driver's settings memory system, power seats, power tailgate, head-up display, start system, air conditioning system, central locking

33

EFI NO. 1

10A

Multiport fuel injection system, sequential multiport fuel injection system

34

WIP-S

7.5A

Windshield wipers and washer

35

ECU-IG1 NO. 4

10 A

Air conditioning system, heated rear window, electronic brake system, electric cooling fan

36

BK/UPLP

7.5 A

reversing lights

37

ECU-IG1 NO. 5

15 A

Air conditioning system

38

ECU-IG1 NO. 6

10A

Headlamp cleaner, cruise control, air conditioning system, Blind spot Monitor

39

EFI NO. 2

10 A

Multiport fuel injection system, sequential multiport fuel injection system

40

F/PMP

15 A

Multiport fuel injection system, sequential multiport fuel injection system

41

DEICER

25A

Windshield wipers and washer

42

STOP

7.5A

Vehicle stabilization system, dynamic vehicle control system, upper brake light

43

TOWING WATT

20 A

trailer battery

44

TOWING

30A

trailer lighting

45

FILTER

10 A

Condenser

46

IG1 MAIN

30A

Ignition ECU #1, reverse lights, heater #2, adaptive lighting system

47

H-LP RH HI

15 A

Right headlight (high beam)

48

H-LP LH HI

15 A

Left headlight (high beam)

49

BIXENON

10A

Xenon headlights

50

H-LP RH LO

15A

Right headlight (dipped beam)

51

H-LP LH LO

15 A

Left headlight (low beam)

52

HORN

10 A

Sound signal

53

A/F

20A

Multiport fuel injection system, sequential multiport fuel injection system

54

S-HORN

7.5 A

Signaling

Fuse

Denomination

Chain

ABS MAIN NO. 1

10 A

Brake system

ABS MAIN NO. 2

10A

Brake system

WATT FAN

15 A

Cooling fan battery

OIL PMP

10 A

hybrid system

A/CW/P

10 A

Air conditioning system

Fuse

Denomination

Chain

1

P/POINT

15A

Socket

2

ECU-ACC

10 A

Navigation system, exterior mirrors, communication system, Multi-information display, instrument display on the windshield

3

CIG

15A

Socket

4

RADIO NO. 2

7.5 A

Audio system, socket

5

GAUGE NO. 1

10A

Hazard warning lights, navigation system, head-up display

6

ECU-IG1 NO. 3

10 A

Exterior mirrors, rear window wipers and washer , heated seats, start system, power socket, panoramic sunroof, automatic high beam headlights

7

ECU-IG1 NO. 1

10 A

Communication system, electric power steering, shift lock control system, telescopic steering column, starting system, automatic transmission, power tailgate, tire pressure display system

8

S/ROOF

30A

panoramic sunroof

9

FUELOPN

7.5A

Fuel filler cap

10

PSB

30A

Safety belts with preventive function

eleven

Tl & TE

30A

Telescopic steering column

12

DR LOCK

10 A

central locking

13

FR FOG

15 A

Front fog light

14

P-SEAT LH

30A

Power seat (left)

15

4WD

7.5 A

All-wheel drive system

16

INVERTER

20 A

-

17

RR FOG

7.5A

-

18

D/LALTB

25A

Communication system

19

HEATER

10 A

Air conditioning system

20

ECU-IG1 NO. 2

10 A

Air conditioning system, multiport fuel injection system, sequential multiport fuel injection system, airbag system, multi-information display

21

PANEL

10 A

Switch illumination, navigation system, height adjustment system, headlight washer , windshield wiper de-icer, seat heating, power tailgate, audio system, multi-information display, air conditioning system

22

TAIL

10 A

Parking lights, side lights, tail lights, license plate lights, front fog lights, towing adapter

23

AIR SUS

20 A

Air suspension with electronic control

24

P-SEAT RH

30A

Power seat (right side)

25

OBD

7.5 A

On-Board Diagnostic System

26

FR DOOR

25A

Front power window on the right side

27

RR DOOR

25A

Rear power window on the right side

28

FL DOOR

25A

Front power window on the left side

29

RL DOOR

25A

Rear power window on the left side

thirty

FR WASH

25A

Windshield wipers and washer

31

RR WIP

15 A

Windshield wipers and washer

32

RR WASH

20 A

Windshield wipers and washer

33

FR WIP

30A

Windshield wipers and washer

34

ECU IG2

10 A

Starting system, parking assist system, all-wheel drive system

35

GAUGE NO. 2

7.5 A

Launch system

36

RH S-HTR

15A

Seat heating (right side)

37

LH S-HTR

15 A

Seat heating (left side)

 

Luggage Compartment Fuse Box Type A

Fuse

Denomination

Chain

DCDC-S

7.5 A

hybrid system

CAPACITOR

10 A

Capacitor

Fuse

Denomination

Chain

MAIN

180 A

All electrical components

RR-B

50 A

CAPACITOR, DCDC-S

EPS

80 A

hybrid system

AFTER FUSE REPLACEMENT

If the light does not turn on even after replacing the fuse, the bulb may have blown.

the system checked by a Lexus Dealer .

 

IF THE NETWORK IS OVERLOADED

 

Fuses must blow before all wiring is damaged.

CAUTION
To avoid damage to various systems and fire: Follow these precautions to avoid damage, fire, and serious injury.- Never use a fuse with a higher rating than necessary. Do not use foreign objects as a substitute for a fuse. - Use only genuine Lexus brand fuses or equivalents.
Never replace a fuse with wire, even temporarily. Doing so may cause damage and fire. - Do not attempt to modify the fuses or the fuse box yourself.

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