Lexus LS 430 (2000 – 2006) – fuse box diagram

Lexus LS 430 (2000 – 2006) – fuse box diagram

Year of production: 2000, 2001, 2002, 2003, 2004, 2005, 2006

Passenger Compartment

LHD

RHD

1. Fuse Box No.1
2. 2000-2003: Skid Control ECU

   2003-2006: Air Suspension ECU

3. Gateway ECU
4. Power Tilt and Power Telescopic ECU
5. Steering Lock ECU (with Smart Key System)
6. Transponder Key Computer (without Smart Key System)
7. Theft Deterrent ECU
8. A/C Control Assembly
9. 2003-2006: PPS ECU
10. 2004-2006: Distance Control ECU
11. 2003-2006: AFS ECU
12. 2000-2003: Headlight Beam Level Control ECU
13. 2000-2003: Air Suspension ECU
14. Fuse Box No.2
15. Shift Lock Control ECU
16. Airbag Sensor Assembly
17. Transponder Key Amplifier

Passenger Compartment Fuse Box No.1 (Driver Side)

No.	Fuse	A	Circuit
1	TEL	7.5	RHD: Audio system, Navigation system
2	TI&TE	20	Tilt and telescopic steering
3	AMP	30	RHD: Audio system
4	PANEL	7.5	Lexus park assist system, Rear seat heater, Rear climate control seat, Multi-information display, Audio system, Cigarette lighter, Instrument panel light, Coin box light, Rear mirror light, Glove box light, Power rear seat, Electronically modulated air suspension system, Turn signal lights, Clock, Shift lock system, Vehicle stability control system, Sunshade, Power rear view mirror control system, Console box light, Fuel opener system, Adaptive Front Lighting System (AFS)
5	–	–	–
6	D P/SEAT	30	Power seat system
7	–	–	–
8	GAUGE	7.5	Gauges and meters, Lexus park assist system, Shift lock system
9	MPX-IG	7.5	Tilt and telescopic steering, Power door lock system, Power seat system, Engine immobilizer system
10	D S/HTR	15	Seat heater, Climate control seat system
11	AIRSUS	20	Electronically modulated air suspension system
12	D-ACC	7.5	Shift lock system, Theft deterrent system
13	PWR OUTLET	15	Power outlet
14	D-CIG	15	Rear cigarette lighter
15	OBD	7.5	On-board diagnosis system
16	AM1	7.5	Starting system
17	ABS-IG	7.5	Vehicle stability control system
18	D B/ANC	5	Seat belts
19	SECURITY	7.5	Theft deterrent system
20	A/C	7.5	Air conditioning system
21	STOP	5	Stop lights
22	D RR-IG	10	Refreshing seat
Relay
R1	Accessory (D-ACC)
R2	Ignition (D-IG1)

Passenger Compartment Fuse Box No.2 (Passenger Side)

No.	Fuse	A	Circuit
1	IG2	7.5	2000-2003: SRS airbag system, Engine immobilizer system, Steering lock system
		30	2003-2006: SRS airbag system, Engine immobilizer system, Steering lock system, Starting system
2	HAZ	15	Emergency flashers
3	STR LOCK	7.5	Steering lock system
4	CRT	7.5	2000-2003: Multi–information display
	IG2	7.5	2003-2006: SRS airbag system, Engine immobilizer system, Steering lock system, Starting system
	AM2	7.5	2003-2006: All components in “STA” and “IG2”, Starting system
5	MPX-B1	7.5	Power door lock system, Engine immobilizer system, Steering lock system, Front power seat, Rear power seat
6	MPX-B3	7.5	Tilt and telescopic steering, Headlight switch, Windshield wiper and washer switch, Turn signal switch
7	DOME	10	Vanity lights, Outer foot lights, Ignition switch light, Clock, Gauges and meters, Interior lights, Personal lights
8	MPX-B2	7.5	Gauges and meters, Vehicle stability control system, Illuminated entry system, TEL
9	P RR-IG	10	Refreshing seat
10	H-LP LVL	5	2000-2003: Headlight leveling system
		7.5	2003-2006: Headlight leveling system, Adaptive Front Lighting System (AFS)
11	P-IG	7.5	Rain sensor, Air conditioning system, Moon roof, Multi-information display, Clock
12	P S/HTR	15	Seat heater, Climate control seat system
13	P-ACC	7.5	Air conditioning system, Audio system, Clock, Multi-information display, Illuminated entry system
14	P-CIG	15	Front cigarette lighter
15	–	–	–
16	RADIO NO.1	7.5	Audio system
17	S/ROOF	25	2000-2003: Moon roof
	RR DOOR LH	20	2003-2006: LHD: Power door lock system, Power window, Door closer system, Door courtesy lights
	RR DOOR RH	20	2003-2006: RHD: Power door lock system, Power window, Door closer system, Door courtesy lights
18	P DOOR	25	Power door lock system, Power rear view mirror control system, Outside rear view mirror defogger, Door closer system, Door courtesy lights, Power windows
19	TEL	7.5	LHD: Audio system, Navigation system
20	P B/ANC	5	Seat belts, Seat belt buckle illumination
21	AMP	30	2000-2003: LHD: Audio system
	P P/SEAT	30	2000-2003: RHD: Power seat system
	RR DOOR RH	20	2003-2006: LHD: Power door lock system, Power window, Door closer system, Door courtesy lights
	RR DOOR LH	20	2003-2006: RHD: Power door lock system, Power window, Door closer system, Door courtesy lights
22	D DOOR	25	Power door lock system, Door closer system, Power rear view mirror control system, Outside rear view mirror defogger, Door courtesy lights, Power windows
Relay
R1	Accessory (P-ACC)
R2	Ignition (P-IG1)

Location

1. Moon Roof Control ECU and Motor
2. LHD: Front Passenger Door ECU

   RHD: Driver Door ECU

3. Rear Door RH ECU
4. Stereo Component Amplifier
5. 2003-2006: Television Camera ECU
6. 2003-2006: A/C Amplifier
7. Stereo Component Tuner
8. Navigation ECU
9. Rear Sunshade Control Relay
10. 2000-2004: Telephone Transceiver and Speaker Relay

    2004-2006: Seat Belt Control ECU

11. Fuse Box
12. Clearance Sonar ECU
13. Rear Door LH ECU
14. LHD: Driver Door ECU

    RHD: Front Passenger Door ECU

15. Junction Block

Luggage Compartment Fuse Box

No.	Fuse	A	Circuit
1	RR IG	7.5	Lexus park assist system, Electronically modulated air suspension system, Theft deterrent system, TEL
2	RR ACC	7.5	Audio system, TEL
3	RR ECU-B	7.5	Rear air conditioning system, Theft deterrent system, Trunk light, Refreshing rear seat
4	–	–	–
5	RR A/C	7.5	Rear air conditioning system, Air purifier
6	RR S/HTR	20	2000-2003: Seat heater
		30	2003-2006: Seat heater, Climate control seat system
7	RR S/SHADE	15	Sunshade
8	LCE LP	7.5	License plate lights
9	RR DOOR RH	20	2000-2003: Power door lock system, Power windows, Door closer system, Door courtesy lights
	S/ROOF	30	2003-2006: Moon roof
10	FUEL OPN	10	Fuel opener system, Trunk lid closer system
11	RR DOOR LH	20	2000-2003: Power door lock system, Power windows, Door closer system, Door courtesy lights
	AMP	30	2003-2006: LHD: Audio system
	P P/SEAT	30	2003-2006: RHD: Power seat system
12	P P/SEAT	30	LHD: Power seat system
13	RR SEAT LH	30	Power seat system
14	RR SEAT RH	30	Power seat system
Relay
R1	Accessory (L-ACC)
R2	Ignition (L-IG1)
R2	Sunshade (RR S/SHADE)

Engine Compartment

LHD

RHD

1. Fuse Box
2. Relay Box No.1
3. Engine and ECT ECU
4. Headlight Control ECU LH
5. Headlight Cleaner Control Relay
6. Cooling Fan ECU
7. Headlight Control ECU RH
8. Fusible Link Block
9. 2003-2006: Skid Control ECU with Actuator
10. Relay Box No.2

Engine Compartment Fuse Box

No.	Fuse	A	Circuit
1	H-LP R LWR	15	Right-hand headlight (low beam)
2	H-LP L LWR	15	Left-hand headlight (low beam)
3	EFI NO.2	7.5	Multiport fuel injection system/sequential multiport fuel injection system
4	STA	7.5	Multiport fuel injection system/sequential multiport fuel injection system
5	INJ	10	Multiport fuel injection system/sequential multiport fuel injection system
6	IGN	7.5	Multiport fuel injection system/sequential multiport fuel injection system
7	FR IG	7.5	Electric cooling fan, Headlight cleaner, Charging system, Starting system, Rear window defogger
8	A/C IG	7.5	Air conditioning system
9	WIP	30	Windshield wiper
10	FR FOG	15	Fog lights
11	WASHER	20	Windshield washer
12	TAIL	7.5	Tail lights, parking lights, Side marker lights
13	H-LP. CLN	30	Headlight cleaner
14	EFI NO.1	30	2000-2003: Multiport fuel injection system/sequential multiport fuel injection system
		25	2003-2006: Multiport fuel injection system/sequential multiport fuel injection system
		20	2004-2006: Multiport fuel injection system/sequential multiport fuel injection system
15	HORN	10	Horns
16	ETCS	10	Multiport fuel injection system/sequential multiport fuel injection system
17	H-LP HI	20	Headlights (high beam)
Relay
R1	Ignition (IG1)
R2	Circuit opening (Fuel pump (C/OPN))
R3	Fuel pump (F/PMP)
R4	Ignition (IG2)
R5	Air conditioner compressor clutch (A/C COMP)
R6	Engine control unit (EFI MAIN)
R7	Headlights (HEAD LP)

Fusible Link Block

No.	Fuse	A	Circuit
1	LUG J/B	50	2000-2003: All components in “RR SEAT RH”, “RR SEAT LH”, “S/ROOF”, “AMP”, “RR IG”, “RR ECU-B”, “P P/SEAT”, “RR S/HTR”, “RR S/SHADE”, “RR A/C”, “RR ACC”, “FUEL OPN” and “LCE LP”, Tail lights and Stop lights 2003-2006: 200W Fan: All components in “RR SEAT RH”, “RR SEAT LH”, “S/ROOF”, “AMP”, “RR IG”, “RR ECU-B”, “P P/SEAT”, “RR S/HTR”, “RR S/SHADE”, “RR A/C”, “RR ACC”, “FUEL OPN” and “LCE LP”, Tail lights and Stop lights
2	ABS 2	40	2000-2003: Vehicle stability control system
		50	2003-2006: Vehicle stability control system
3	HEATER	50	Air conditioning system
4	ABS 1	40	2000-2003: Vehicle stability control system
		30	2003-2006: Vehicle stability control system
5	DEFOG	40	Rear window defogger
6	AIR SUS	40	Electronically modulated air suspension system
7	FAN	50	2000-2003: Air conditioning system 2003-2006: 100W Fan: Air conditioning system
8	R/B	60	All components in “FR FOG”, “TAIL”, “WASHER”, “FR IG”, “WIP”, “H-LP CRN”, and “A/C IG”
9	FAN	80	200W Fan: Air conditioning system
	LUG J/B	60	2003-2006: 100W Fan: All components in “RR SEAT RH”, “RR SEAT LH”, “S/ROOF”, “AMP”, “RR IG”, “RR ECU-B”, “P P/SEAT”, “RR S/HTR”, “RR S/SHADE”, “RR A/C”, “RR ACC”, “FUEL OPN” and “LCE LP”, Tail lights and Stop lights
10	D-J/B	80	All components in “TI &TE”, “DP/SEAT”, “A/C” “OBD”, “STOP”, “AM1”, “MPX-IG”, “ABS-IG”, “GAUGE”, “AIRSUS”, “D S/HTR”, “SECURITY”, “PANEL”, “D B/ANC”, “POWER OUTLET”, “D-CIG”, “D RR-IG” and “D-ACC”
11	ALT	140	Charging system
12	P-J/B	80	All components in “RR DOOR RH”, “RR DOOR LH”, “D DOOR”, “H-LP LVL”, “P DOOR”, “P S/HTR”, “P-IG”, “P-ACC”, “P B/ANC”, “P-CIG”, “TEL” and “P RR-IG”
13	BATT	30	All components in “RADIO NO.1”, “AM2”, “HAZ” and “STR LOCK”
14	AM 2	30	2000-2003: Starting system
	ST	30	2003-2006: Starting system
15	D/C CUT	20	All components in “DOME”, “MPX-B1”, and “MPS-B3”
16	ALT-S	5	Charging system
17	SPARE	–	Spare fuse
18	SPARE	–	Spare fuse
19	SPARE	–	Spare fuse
20	SPARE	–	Spare fuse
Relay
R1	Starter
R2	Electronically modulated air suspension system (AIR SUS)
R3	Electric cooling fan (FAN)

Engine Compartment Relay Box No.1

No.	Relay
R1	Rear window defogger (DEFOG)
R2	–

Engine Compartment Relay Box No.2

2000-2003:

2003-2006:

No.	Fuse	A	Circuit
1	ABS 3	7.5	2000-2003: Vehicle stability control system
Relay
R1	–
R2	(ABS MTR)
R3	(ABS SOL)

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