Jonathan Yarden May 05, 2021 · 5 min. read
In this article you will find a description of fuses and relays Lexus,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2011, 2012, 2013
Engine compartment (type A)
Left-hand drive vehicles
Right-hand drive vehicles
Fuse | Ampere rating [A] | Circuit protected | |
1 | PWR HTR | 25 | Power heater |
2 | TURN-HAZ | 15 | Emergency flashers, turn signals |
3 | IG2 MAIN | 20 | IG2, IGN, GAUGE |
4 | RAD NO.2 | 30 | Audio |
5 | D/C CUT | 20 | DOME, MPX-B |
6 | RAD NO.1 | 30 | — |
7 | MPX-B | 10 | Headlights, front fog lights, front position lights, license plate lights, windshield washer, horn, power door lock system, power windows, power seats, electric tilt and telescopic steering column, meter, smart entry & start system, outside rear view mirrors, air conditioning system, multiplex communication system |
8 | DOME | 10 | Interior lights, meter, outer foot lights |
9 | CDS | 10 | Electric cooling fans |
10 | E/G-B | 60 | FR CTRL-B, ETCS, A/F, STR LOCK, EDU, ECD |
11 | DIESEL GLW | 80 | Engine glow system |
12 | ABS1 | 50 | VDIM |
13 | RH J/B-B | 30 | FR DOOR RH, RR DOOR RH, AM2 |
14 | MAIN | 30 | H-LP L LWR, H-LP R LWR |
15 | STARTER | 30 | Smart entry & start system |
16 | LH J/B-B | 30 | FR DOOR LH, RR DOOR LH, SECURITY |
17 | P/I-B | 60 | EFI, F/PMP, INJ |
18 | EPS | 80 | Power steering |
19 | ALT | 150 | LH J/B-AM, E/G-AM, GLW PLG2, HEATER, FAN1, FAN2, DEFOG, ABS2, RH J/B-AM, GLW PLG1, LH JB-B, RH J/B-B |
20 | GLW PLG1 | 50 | PTC heater |
21 | RH J/B-AM | 80 | 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, DOOR DL |
22 | ABS2 | 30 | VDIM |
23 | DEFOG | 50 | Rear window defogger |
24 | FAN2 | 40 | Electric cooling fans |
25 | FAN1 | 40 | Air conditioning system |
26 | HEATER | 40 | Air conditioning system |
27 | GLW PLG2 | 50 | PTC heater |
28 | E/G-AM | 60 | H-LP CLN, FR CTRL-AM, DEICER, A/C COMP |
29 | LH J/B-AM | 80 | S/ROOF, FR P/SEAT LH, TV NO.1, A/C, FUEL OPEN, PSB, RR FOG, FR WIP, H-LP LVL, LH-IG, ECU-IG LH, PANEL, TAIL, TV NO.2, MIR HTR, FR S/HTR LH |
Engine compartment (type B)
Fuse | Ampere rating [A] | Circuit protected | |
1 | SPARE | 30 | Spare fuse |
2 | SPARE | 25 | Spare fuse |
3 | SPARE | 10 | Spare fuse |
4 | FR CTRL-B | 25 | H-LP UPR, HORN |
5 | A/F | 15 | Multiport fuel injection system/sequential multiport fuel injection system |
6 | ETCS | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
7 | TEL | 10 | — |
8 | STR LOCK | 25 | Steering lock system |
9 | H-LP CLN | 30 | Headlight cleaner |
10 | A/C COMP | 7,5 | Air conditioning system |
11 | DEICER | 25 | Windshield wiper de-icer |
12 | FR CTRL-AM | 30 | FR TAIL, FR FOG, WASHER |
13 | IG2 | 10 | Ignition system |
14 | EFI NO.2 | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
15 | H-LP R LWR | 15 | Headlight low beam (right) |
16 | H-LP L LWR | 15 | Headlight low beam (left) |
17 | F/PMP | 25 | Fuel system |
18 | EFI | 25 | Multiport fuel injection system/sequential multiport fuel injection system, EFI NO.2 |
19 | INJ | 20 | Multiport fuel injection system/sequential multiport fuel injection system |
20 | H-LP UPR | 20 | Headlight high beams |
21 | HORN | 10 | Horns |
22 | WASHER | 20 | Windshield washer |
23 | FR TAIL | 10 | Front position lights |
24 | FR FOG | 15 | Front fog lights |
25 | EDU | 20 | Starter system |
26 | ECD | 25 | Starter system, fuel system, multiplex communication system, ECD NO.2 |
27 | ECD NO.2 | 10 | Starter system, fuel system, exhaust system, multiport fuel injection system/ sequential multiport fuel injection system |
Left side instrument panel
Fuse | Ampere rating [A] | Circuit protected | |
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 | FUEL OPEN | 10 | Fuel filler door opener |
6 | TV NO. 2 | 7,5 | Lexus parking assist monitor |
7 | PSB | 30 | Pre-collision seat belt |
8 | S/ROOF | 25 | Moon roof |
9 | TAIL | 10 | Tail lights, license plate lights, manual headlight leveling system |
10 | PANEL | 7,5 | Switch illumination, air conditioning system, display, audio, power heater |
11 | RR FOG | 7,5 | Rear fog lights |
12 | ECU-IG LH | 10 | Air conditioning system, cruise control, power steering, rain sensor, anti-glare inside rear view mirror, shift lock system, moon roof, VSC, windshield wiper, Lexus parking assist-sensor |
13 | FR S/HTR LH | 15 | Seat heaters and ventilators |
14 | RR DOOR LH | 20 | Power windows |
15 | FR DOOR LH | 20 | Power windows, outside rear view mirror |
16 | SECURITY | 7,5 | Smart entry & start system |
17 | H-LP LVL | 7,5 | Automatic headlight leveling system |
18 | LH-IG | 10 | Charging system, headlight cleaner, rear window defogger, electric cooling fans, emergency flashers, turn signal lights, back-up lights, stop lights, outside rear view mirror defoggers, seat belts, Lexus parking assist-sensor, cruise control, PTC heater, rear sunshade, exhaust system |
19 | FR WIP | 30 | Windshield wipers |
Right side instrument panel
Fuse | Ampere rating [A] | Circuit protected | |
1 | FR P/SEAT RH | 30 | Power seat |
2 | DOOR DL | 15 | Power door lock system |
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 | TI & TE | 20 | Electric tilt and telescopic steering column, multiplex communication system |
6 | RAD NO. 3 | 10 | Audio |
7 | GAUGE | 7,5 | Meter |
8 | IGN | 10 | SRS airbag system, steering lock system, multiport fuel injection system/sequential multiport fuel injection system, stop light |
9 | ACC | 7,5 | Clock, audio, navigation system, outside rear view mirrors, smart entry & start system, Lexus parking assist monitor, glove box light, console box light, multiplex communication system, display |
10 | CIG | 15 | Cigarette lighter |
11 | PWR OUTLET | 15 | Power outlet |
12 | RR DOOR RH | 20 | Power windows |
13 | FR DOOR RH | 20 | Power windows, outside rear view mirrors, multiplex communication system |
14 | AM2 | 7,5 | Smart entry & start system |
15 | RH-IG | 7,5 | Seat belts, automatic transmission, seat heaters and ventilators, windshield wiper de-icer, power heater |
16 | FR S/HTR RH | 15 | Seat heaters and ventilators |
17 | ECU-IG RH | 10 | Power seat, headlights, front fog lights, front position lights, license plate lights, windshield washer, outside rear view mirror, VDIM, air conditioning system, pre-crash seat belt, electric tilt and telescopic steering column, power windows, navigation system, vehicle stability control, multiplex communication system, smart entry & start system |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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