Lexus GS300 (2003 – 2005) – fuse box diagram

Year of production: 2003, 2004, 2005

Driver’s side kick panel

Passenger’s side kick panel

Engine compartment

Fuse		Ampere rating [A]	Circuit protected
1	WASHER	20	Windshield washer
2	FR FOG	15	Fog lights
3	TAIL	10	Tail lights, Side marker lights, License plate lights, Parking light
4	GAUGE	10	Back–up lights, Gauges and meters, service reminder indicators and buzzers
5	FUEL OPN	10	Fuel filler door opener
6	PANEL	7,5	Emergency flashers, Headlight cleaner
7	HEATER	10	Air conditioning
8	SRS–B	5	Gauges and meters, service reminder indicators and warning buzzers
9	D P/SEAT	30	Power seat system
10	RADIO NO.2	15	Audio, Shift lock system
11	WIPER	25	Windshield wipers
12	OBD	7,5	On–board diagnosis
13	STOP	15	Stop lights, Anti–lock brake system, Traction control system
14	CIG	15	Cigarette lighter, Power outlet
15	ECU–IG	15	Power window, Door lock system, Wireless remote control, Theft deterrent system
16	STARTER	5	Starting system
17	IGN	5	Multiport fuel injection system/sequential multiport fuel injection system, SRS, Anti–lock brake system, Vehicle skid control system, Cruise control system
18	D RR DOOR	20	Power window system, Door lock system, Wireless remote control
19	RR FOG	10	No circuit
20	M/R HTR	10	Outside rear view mirror
21	S/ROOF	25	Electronic moon roof
22	ECU–B3	20	Power window system, Door lock system, Wireless remote control
23	P P/SEAT	30	Power seat system, Tilt and telescopic steering
24	DOME	10	Interior lights, Personal lights, Vanity lights, Trunk light, Clock
25	SEAT HTR	20	Seat heater
26	4WS	25	No circuit
27	TV	15	No circuit
28	ECU–B2	5	Power seat system
29	P RR DDOR	20	Power window system, Door lock system, Wireless remote control
30	ECU–B1	20	Power window system, Door lock system, Wireless remote control, Theft deterrent system, Trunk lid opener, Interior lights, Personal lights, Clock, Headlight cleaner
31	P FR DOOR	10	Power window system, Door lock system, Wireless remote control
32	D FR DOOR	20	Power window system, Door lock system, Wireless remote control
33	HORN	10	Horn
34	ETCS	15	Electronic throttle control system
35	AM2	15	Starting system, Multiport fuel injection system/sequential multiport fuel injection system
36	TEL	15	No circuit
37	TURN–HAZ	10	Turn signal lights
38	EFI	25	Multiport fuel injection system/sequential multiport fuel injection system, Emission control system
39	ALT–S	5	Charging system
40	RADIO NO.1	20	Audio
41	DRL NO.2	30	Daytime running light system
42	DRL NO.1	30	Daytime running light system
43	H–LP L LWR	15	Left–hand headlight (low beam)
44	H–LP R LWR	15	Right–hand headlight (low beam)
45	H–LP R UPR	15	Right–hand headlight (high beam)
46	H–LP L UPR	15	Left–hand headlight (high beam)
*	SPARE		Spare fuse

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