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In this article, we consider the first-generation Lexus RX (XU10), produced from 1999 to 2003. Here you will find fuse box diagrams of Lexus RX 300 1999, 2000, 2001, 2002 and 2003, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout).
Fuse Layout Lexus RX 300 1999-2003
Cigar lighter (power outlet) fuses in the Lexus RX300 are the fuses #24 “CIG” (Cigarette lighter) and #26 “PWR OUTLET” (Power outlets) in the Instrument panel fuse box.
Table of Contents
Passenger Compartment Fuse Box
Passenger Compartment Fuse Box
Fuse box location
The fuse box is located in the instrument panel (on the driver’s side), behind the cover.
Fuse box diagram
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Assignment of the fuses in the Passenger Compartment
| № | Name | A | Description |
|---|---|---|---|
| 22 | IGN | 7.5 | SRS system, Multiport fuel injection/Sequential multiport fuel injection system |
| 23 | RADIO NO.2 | 7.5 | Audio system, Multiplex computer |
| 24 | CIG | 15 | Cigarette lighter, Outside rear view mirrors, Power door lock system |
| 25 | D RR DOOR | 20 | Rear door lock, Rear power window |
| 26 | PWR OUTLET | 15 | Power outlets |
| 27 | FR FOG | 15 | Fog lights |
| 28 | SRS-IG | 15 | SRS system |
| 29 | ECU-IG | 15 | Telephone, Inside rear view mirror, Anti-lock brake system, Traction control system, Multi-display |
| 30 | WIPER | 25 | Windshield wipers |
| 31 | P RR DOOR | 20 | Rear door lock, Rear power window |
| 32 | P FR DOOR | 20 | Front door lock, Front power window |
| 33 | S/ROOF | 20 | Moon roof |
| 34 | HEATER | 15 | Air conditioning system |
| 35 | GAUGE | 7.5 | Multiplex computer, Service reminder indicators |
| 36 | RR WIP | 15 | Rear window wiper |
| 37 | STOP | 20 | Stop lights, High mounted stoplight, Anti-lock brake system, Traction control system |
| 38 | OBD | 7.5 | On-board diagnosis system |
| 39 | SEAT HTR | 15 | Seat heater system |
| 40 | STARTER | 7.5 | Starting system |
| 41 | WASHER | 10/20 | Washer |
| 42 | RR FOG | 7.5 | No circuit |
| 43 | FR DEF | 20 | Rear window and outside rear view mirror defogger |
| 44 | TAIL | 10 | Tail lights, Side marker lights, License plate lights, Parking lights |
| 45 | PANEL | 7.5 | Instrument panel lights |
| 53 | AM1 | 40 | Ignition system |
| 54 | POWER | 30 | Power seats |
Engine Compartment Fuse Box
Engine Compartment Fuse Box
Fuse box location
It is located in the engine compartment (on the left-side)
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Fuse box diagram
| № | Name | A | Description |
|---|---|---|---|
| 2 | TOWING | 20 | Trailer lights |
| 3 | H-LP R LWR | 15 | Right-hand headlight (low beam) |
| 4 | H-LP L LWR | 15 | Left-hand headlight (low beam) |
| 5 | HAZARD | 15 | Emergency flashers, Turn signal lights |
| 6 | AM2 | 20 | Starting system |
| 7 | TEL | 15 | Telephone |
| 8 | FL DOOR | 20 | Power door lock system |
| 9 | SPARE | 7.5 | Spare fuse |
| 10 | SPARE | 15 | Spare fuse |
| 11 | SPARE | 25 | Spare fuse |
| 12 | ALT-S | 7.5 | Charging system |
| 13 | HORN | 10 | Theft deterrent system, Horn |
| 14 | EFI | 20 | Multiport fuel injection system/Sequential multiport fuel injection system |
| 15 | DOME | 10 | Interior light, Vanity lights, Foot lights, Rear personal light, Gauges and meters, Multi-display |
| 16 | ECU-B | 7.5 | Multiplex computer |
| 17 | RAD NO.1 | 25 | Audio system |
| 18 | ABS 3 | 7.5 | Anti-lock brake system |
| 19 | H-LP R UPR | 15 | Right-hand headlight (high beam) |
| 20 | H-LP L UPR | 15 | Left-hand headlight (high beam) |
| 21 | A/F HTR | 25 | Air fuel ratio sensor |
| 46 | ABS | 60 | Anti-lock brake system |
| 47 | ALT | 140 | Charging system |
| 48 | RDI | 40 | Cooling fan system |
| 49 | CDS | 40 | Cooling fan system |
| 50 | RR DEF | 30 | Rear window and outside rear view mirror defogger |
| 51 | HEATER | 50 | Blower |
| 52 | MAIN | 50 | Starting system |
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Engine Compartment Relay Box
| № | Name | A | Description |
|---|---|---|---|
| 1 | DRL | 7.5 | Daytime running light system |
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