Lexus IS 300 (2006 – 2013) – fuse box diagram

Lexus IS 300 (2006 – 2013) – fuse box diagram

Year of production: 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013

Passenger compartment

Left-hand drive vehicles (LHD)

Lexus IS 300 - fuse box diagram - passenger compartment LHD
Lexus IS 300 – fuse box diagram – passenger compartment LHD

Right-hand drive vehicles (RHD)

Lexus IS 300 – fuse box diagram – passenger compartment RHD
  1. Fuse Box (LH)
  2. Body ECU (LH)
  3. Tilt and Telescopic ECU
  4. Turn Signal Flasher
  5. ID Code Box
  6. A/C Amplifier
  7. Power Source Control ECU
  8. Skid Control ECU
  9. Fuse Box (RH)
  10. Body ECU (RH)
  11. Gateway ECU
  12. Double Door Lock ECU
  13. Junction Connector
  14. Airbag Sensor Assembly Center
  15. Shift Lock Control ECU
  16. Multi-Media Module Navigation Assembly
  17. Steering Lock ECU
  18. Distance Control ECU
  19. Junction Connector
  20. Headlamp Swivel ECU

Passenger compartment fuse box no. 1 (LH)

Lexus IS 300 – fuse box diagram – passenger compartment fuse box no. 1 (LH)
No.
Fuse
A
Circuit
1 FR P/SEAT LH 30 Power seat
2 A/C 7.5 Air conditioning system
3 MIR HTR 15 Outside rear view mirror defoggers
4 TV NO.1 10 Display
5  –
6 FUEL OPN 10 Fuel filler door opener
7 TV NO.2 7.5
8 PSB 30 Pre-collision seat belt
9 S/ROOF 25 Electric moon roof
10 TAIL 10 Tail lights, license plate lights, parking lights
11  –
12 PANEL 7.5 Switch illumination, air conditioning system, display
13 RR FOG 7.5 Rear fog light
14 ECU-IG LH 10 Cruise control, air conditioning system, power steering, rain sensor, antiglare inside rear view mirror, shift lock system, moon roof, tire inflation pressure warning system
15  –
16 FR S/HTR LH 15 Seat heaters and ventilators
17 RR DOOR LH 20 Power windows
18 FR DOOR LH 20 Power windows, outside rear view mirror
19 SECURITY 7.5 Smart access system with push-button start
20  –
21 H-LP LVL 7.5 Automatic headlight leveling system
22 LH-IG 10 Charging system, headlight cleaner, rear window defogger, electric cooling fans, emergency flashers, turn signal lights, back-up lights, stop lights, mirror heaters, sun shade, seat belts, park assist system, cruise control, air conditioning system, PTC heater, manual transmission, windshield wiper de-icer
23  –
24 FR WIP 30 Windshield wipers

Passenger compartment fuse box no. 2 (RH)

Lexus IS 300 – fuse box diagram – passenger compartment fuse box no. 2 (RH)
No.
Fuse
A
Circuit
1 FR P/SEAT RH 30 Power seat
2 DOOR DL 15 Door double lock
3 OBD 7.5 On-board diagnosis system
4 STOP SW 7.5 Stop lights, multiport fuel injection system/sequential multiport fuel injection system, VDIM, shift lock system, high mounted stop light
5  –
6 TI&TE 20 Electric tilt and telescopic steering column
7  –
8 RAD NO.3 10 Audio
9  –
10 GAUGE 7.5 Meter
11 IGN 10 SRS airbag system, Lexus link system, cruise control, steering lock system, fuel system, stop lights
12 ACC 7.5 Lexus link system, clock, air conditioning system, audio, display, outside rear view mirrors, smart access system with push-button start, Lexus parking assist monitor, glove box light, console box light, multiplex communication system, display, smart access system with push-button
13  –
14 CIG 15 Cigarette lighter
15 PWR OUTLET 15 Power outlet
16  –
17 RR DOOR RH 20 Power windows
18 FR DOOR RH 20 Power windows, outside rear view mirrors
19 AM2 15 Smart access system with push-button start
20 RH-IG 7.5 Seat belts, park assist system, automatic transmission, seat heater and ventilator, windshield wiper deicer
21 FR S/HTR RH 15 Seat heaters and ventilators
22 ECU-IG RH 10 Power seats, smart access system with push-button start, AWD system, outside rear view mirrors, VDIM, VSC, air conditioning system, pre-collision safety belt, electric tilt and telescopic steering, power windows, navigation system
23  –
24  –

 

Lexus IS 300 – fuse box diagram
  1. Sliding Roof Control ECU
  2. Overhead Junction Block
  3. Outer Mirror Control ECU (RH)
  4. Mirror Heater Relay
  5. Door Control Receiver
  6. Rear Sunshade Relay
  7. Certification ECU
  8. Stereo Component Amplifier
  9. Seat Belt Control ECU
  10. Clearance Warning ECU
  11. Outer Mirror Control ECU (LH)

Engine compartment

Left-hand drive vehicles (LHD)

Lexus IS 300 – fuse box diagram – engine compartment LHD

Right-hand drive vehicles (RHD)

Lexus IS 300 – fuse box diagram – engine compartment RHD
  1. Fuse Box No.1
  2. Engine ECU
  3. Headlamp Cleaner Control Relay
  4. Gasoline: Injector Driver (EDU)
  5. Diesel: Injector Driver (EDU)
  6. Fuse Box No.2
  7. Power Steering ECU
  8. Glow Plug Relay
  9. Skid Control ECU with Actuator
  10. Relay Box

Engine compartment fuse box no. 1

Lexus IS 300 – fuse box diagram – engine compartment fuse box no. 1
No.
Fuse
A
Circuit
1 IG2 10 Ignition system
2 EFI NO.2 10 Fuel system, exhaust system
3 H-LP R LWR 15 Headlight low beam (right)
4 H-LP L LWR 15 Headlight low beam (left)
5 H-LP CLN 30 Headlight cleaner
6  –
7 A/C COMP 7.5 Air conditioning system
8 DEICER 25 Windshield wiper de-icer
9 FR CTRL-AM 30 Front fog lights, parking lights, windshield washer
10 FR CTRL-B 25 Headlight high beam, horn
11 A/F 15 Exhaust system
12 ETCS 10 Multiport fuel injection system/sequential multiport fuel injection system
13 ALT-S 7.5 Charging system
14 TEL 10 TEL
15 STR LOCK 25 Steering lock
16  –
17  –
18  –
19 H-LP UPR 20 Headlight high beams
15 Headlight high beams
20 HORN 10 Horns
21 WASHER 20 Windshield washer
22 FR TAIL 10 Parking lights
23 FR FOG 15 Front fog lights
24  –
25 F/PMP 25 Fuel system
26 EFI 25 Multiport fuel injection system/sequential multiport fuel injection system
27 INJ 20 Multiport fuel injection system/sequential multiport fuel injection system
Relay
R1 Air conditioner compressor clutch (A/C COMP)
R2 Electric cooling fan (FAN NO.1)
R3 Air flow sensor (A/F)
R4 Ignition (IG 2)
R5 Starter (ST CUT)
R6 Electric cooling fan (FAN NO.3)
R7 Fuel pump (F/PMP)
R8 Illumination (PANEL)
R9 Brake light (BRK-LP)
R10 Electric cooling fan (FAN NO.2)

Engine compartment fuse box no. 2

Left-hand drive vehicles (LHD)

Lexus IS 300 – fuse box diagram – engine compartment fuse box no. 2 (LHD)

Right-hand drive vehicles (RHD)

Lexus IS 300 – fuse box diagram – engine compartment fuse box no. 2 (RHD)
No.
Fuse
A
Circuit
1 ABS 3 25 VDIM
2 PWR HTR 25 Power heater
3 TURN-HAZ 15 Emergency flashers, turn signals
4 IG2 MAIN 20 Fuse: “IG2”, “IGN”, “GAUGE”
5 RAD NO.2 30 Audio
6 D/C CUT 20 Fuse: “DOME”, “MPX-B”
7 RAD NO.1 30 Audio
8 MPX-B 10 Headlights, front fog lights, parking lights, license plate lights, windshield washer, horn, power door lock system, power windows, power seats, electric tilt and telescopic steering column, meter, smart access system with pushbutton start, outside rear view mirrors, air conditioning system, security system
9 DOME 10 Interior lights, meter
10  –
11  –
12  –
13  –
14  –
15 E/G-B 60 Steering lock system, exhaust system, fuse:”FR CTRL-B”, “ETCS”, “ALT-S”
16 DIESEL GLW 80 Glow control unit
17 ABS1 50 VSC, VDIM
18 RH J/B-B 30 Power door lock system, smart access system with push-button start
19  –
20 MAIN 30 Headlight low beams
21 STARTER 30 Smart access system with push-button start
22 LH J/B-B 30 Power door lock system, fuse: “SECURITY”
23 P/I-B 60 Multiport fuel injection system/sequential multiport fuel injection system
24 EPS 80 Power steering
25  –
26 ALT 150 Fuse: “LH J/B-AM”, “E/G-AM”, “GLW PLG2”, “HEATER”, “FAN1”, “FAN2”, “DEFOG”, “ABS2”, “RH J/B-AM”, “GLW PLG1”, “LH J/B-B”, “RH J/B-B”
27  –
28 GLW PLG1 50 PTC heater
29 RH J/B-AM 80 Fuse: “OBD”, “STOP SW”, “TI&TE”, “FR P/SEAT RH”, “RAD NO.3”, “ECU-IG RH”, “RH-IG”, “FR S/HTR RH”, “ACC”, “CIG”, “PWR OUTLET”
30 ABS2 30 VSC
31 DEFOG 50 Rear window defogger
32 FAN2 40 Electric cooling fans
33 FAN1 40 Electric cooling fans
34 HEATER 50 Air conditioning system
35 GLW PLG2 50 PTC heater
36 E/G-AM 60 Headlight cleaners, front fog lights, parking lights, air conditioning system
37 LH J/B-AM 80 Fuse: “S/ROOF”, “FR P/SEAT LH”, “TV NO.1”, “A/C”, “FUEL/OPEN”, “PSB”, “FR WIP”, “H-LP LVL”, “LH-IG”, “ECU-IG LH”, “PANEL”, “TAIL”, “MIR HTR”, “FR S/HTR LH”
38  –
Relay
R1 Starter
R2 Gasoline: PTC heater (GLW RLY1)
Diesel: Electric cooling fan (FAN NO.1)
R3 Headlamp (HEAD LP)
R4 Gasoline: PTC heater (GLW RLY2)
Diesel: Electric cooling fan (FAN NO.3)
R5 Rear window defogger (DEFOG)

Engine Compartment Relay Box

Lexus IS 300 – fuse box diagram – engine compartment relay box
No.  Relay
R1 Anti−lock brake system (ABS MOTOR1)
R2 Anti−lock brake system (ABS SOL)
R3 Windshield wiper de-icer (DEICER)
R4 Anti−lock brake system (ABS MOTOR2)

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.