Maintenance Information: Overview Lexus LX J80

FUSE BOX IDENTIFICATION (1988-90 4-DOOR)

Fuse & Circuit Breaker Identification

1. 1 - Head RH 15 Amp - Right Headlight
2. 2 - Head LH 10 Amp - Left Headlight
3. 3 - Cig L 15 Amp - Cigarette Lighter & Power Antenna, Clock, Radio & Cassette Player
4. 4 - Door 15 Amp - Power Tailgate Lock System
5. 5 - EFI 15 Amp - EFI System
6. 6 - Tail 15 Amp - Side Marker Lights, Glove Compartment Light, Taillights, Instrument Panel Lights, License Lights, Park Lights
7. 7 - Stop 15 Amp - Stoplights
8. 8 - Horn Haz 15 Amp - Hazard Flashers & Horns
9. 9 - 10/15 Amp - Emission Control & Charging Systems
10. 10 - Ign 7.5 Amp - Emission Control & EFI Systems, Electric Underhood Fan
11. 11 - Turn 7.5 Amp - Turn Signal Lights
12. 12 - Wiper 20 Amp - Park Warning Light, Back-Up Lights, Wipers & Washers
13. 13 - A/C 10 Amp - Air Conditioner
14. 14 - Blank
15. 15 - Defog 20 Amp - Rear Window Defogger
16. 16 - Dome 7.5 Amp - Inspection Light Socket, Interior & Luggage Compartment Lights, Clock & Key Reminder Buzzer
17. 17 - Charge 7.5 Amp - Discharge Warning Light & Charging System
18. 18 - Gauges 7.5 Amp - Gauges & Warning Lights/Buzzers, Front Drive Control System
19. 19 - 7.5 Amp - Spare
20. 20 - 15 Amp - Spare
21. 21 - 30 Amp (Circuit Breaker) - Air Conditioner
22. 22 - 30 Amp (Circuit Breaker) - Power Windows
23. 23 - 30 Amp (Circuit Breaker) - Power Door Locks (Behind Fuse Box)

Scheme 1

Fuse & Circuit Breaker Identification

1. 1 - Cig 15 Amp - Cigarette Lighter, Power Mirrors, Clock Display, Radio, Cassette Player, Power Antenna, A/T Shift Lock System
2. 2 - Tail 15 Amp - Taillights, License Plate Lights, Parking Lights, Front Side Marker Lights, Instrument Panel Lights, Clock, Glove Compartment Light
3. 3 - Blank
4. 4 - Stop 10 Amp - Stoplights, EFI System, Cruise Control, Cancel Device, A/T Shift Lock System
5. 5 - Defog 20 Amp - Rear Defogger
6. 6 - Wiper 20 Amp - Windshield Wiper/Washer, Rear Window, Wiper/Washer, Headlight Cleaner
7. 7 - Gauge 10 Amp - Gauges & Meters, Warning Lights & Buzzers (Except Discharge & Open Door Warning Lights), Back-Up Lights
8. 8 - Turn 7.5 Amp - Turn Signal Lights
9. 9 - ECU-IG 15 Amp - Cruise Control, Electric Cooling Fan
10. 10 - Blank
11. 11 - Rear-Htr 20 Amp - A/C System
12. 12 - Ign 7.5 Amp - EFI System, Emission Control System
13. 13 - A/C 10 Amp - Air Conditioner
14. 14 - Diff 30 Amp - Differential Lock System
15. 15 - Blank
16. 16 - FL Heater 30 Amp - Air Conditioning System
17. 17 - FL Power 30 Amp - Power Windows, Power Door Lock System, Electric Sun Roof/Moon Roof
18. 18 - Spare
19. 19 - Spare
20. 20 - Charge 7.5 Amp
21. 21 - EFI 15 Amp
22. 22 - Blank (1991-92) - CDS Fan 20 Amp (1993) Electric Cooling Fan
23. 23 - Head (RH) 15 Amp - Right Hand Headlights
24. 24 - Head (LH) 15 Amp - Left Hand Headlights
25. 25 - Blank
26. 26 - Blank
27. 27 - Haz-Horn 15 Amp - Emergency Flashers, Horns
28. 28 - Dome 10 Amp - Interior Lights, Personal Light, Luggage Compartment Light, Ignition Light Switch, Open Door Warning Light, Clock, Radio, Cassette Player, Power Antenna, Electric Cooling Fan
29. 29 - AM 1 50 Amp - All Components In CIG, WIPER, GAUGE, TURN, ECU-IG, REAR-HTR, IGN, DIFF, & FL Power Circuits
30. 30 - Blank (1991-93)

Relay Identification

1. A - EFI Main Relay
2. B - Charge Light Relay
3. C - Headlight Control Relay
4. D - Blank
5. E - Horn Control
6. F - Blank
7. G - Cooling Fan Relay
8. H - Blower High Relay
9. I - Blank
10. J - Defogger Relay
11. K - Power Main Relay
12. L - Turn Signal Flasher
13. M - Heater Relay
14. N - Taillight Control Relay
15. O - Blank
16. P - Circuit Opening Relay

Scheme 2

Scheme 3

Fuse & Circuit Breaker Identification

1. 1 - Cig 15 Amp - Cigarette Lighter, Power Rear View Mirrors, Digital Clock Display, Radio, Cassette Tape Player, Power Antenna, A/T Shift Lock System
2. 2 - Tail 15 Amp - Taillights, License Plate Lights, Parking Lights, Front Side Marker Lights, Instrument Panel Lights, Clock, Glove Compartment Light
3. 3 - 15 Amp (1994) - Fog Lamp 15 Amp (1995-96) - OBD System
4. 4 - Stop 10 Amp - Stoplights, Multiport Fuel Injection System/Sequential Multiport Fuel Injection System, Cruise Control Cancel Device, A/T Shift Lock System
5. 5 - Defog 20 Amp - Rear Window Defogger
6. 6 - Wiper 20 Amp - Windshield Wipers & Washer, Rear Window Wiper & Washer
7. 7 - Gauge 10 Amp - Gauges & Meters, Warning Lights & Buzzers (Except Discharge & Open Door Warning Lights), Back-Up Lights
8. 8 - Turn 7.5 Amp - Turn Signal Lights
9. 9 - ECU-IG 15 Amp - Cruise Control System
10. 10 - ECU-B 10 Amp - No Circuit
11. 11 - Rear-Htr 20 Amp - A/C System
12. 12 - Ign 7.5 Amp - Multiport Fuel Injection System/Sequential Multiport Fuel Injection System, Emission Control System
13. 13 - A/C 10 Amp - Air Conditioner
14. 14 - Diff 30 Amp - Differential Lock System
15. 15 - FL Heater 30 Amp - Air Conditioning System
16. 16 - FL Power 30 Amp - Power Windows, Power Door Lock System, Electric Sun Roof/Moon Roof
17. 17 - CHARGE 7.5 Amp - Charging System, Discharge Warning Light
18. 18 - EFI 15 Amp - Multiport Fuel Injection System/Sequential Multiport Fuel Injection System
19. 19 - CDS-FAN 20 Amp - Electric Cooling Fan
20. 20 - HEAD RH 15 Amp - Right Hand Headlights
21. 21 - HEAD LH 15 Amp - Left Hand Headlights
22. 22 - HAZ-HORN 15 Amp - Emergency Flashers, Horns
23. 23 - DOME 10 Amp - Interior Lights, Personal Lights, Luggage Compartment Light, Ignition Switch Light, Open Door Warning Light, Clock, Radio, Cassette Tape Player, Power Antenna, Vanity Lights
24. 24 - AM 1 50 Amp - All Components in Fuse #'s 1,6-9,11,12,14,16
25. 25 - ABS 60 Amp - Anti Lock Brake System