2010–2015 Lexus RX 350 Fuse Box Diagram

Passenger compartment fuse box

2010–2015 Lexus RX 350 Fuse Box Diagram


No. Fuse A Function
1 P/POINT 15 Power outlet
2 ECU-ACC 10 Navigation system, outside rear view mirror (2010-2012), multiplex communication system, multi-information display, head-up display, air conditioning system (2013-2015), audio system, (2013-2015)
3 CIG 15 Power outlet
4 RADIO NO. 2 7.5 Audio system, power outlet (2010-2012), navigation system (2013-2015)
5 GAUGE NO. 1 10 Emergency flashers, navigation system, head-up display , air conditioning system (2013-2015), charging system (2013-2015)
6 ECU-IG1 NO. 3 10 Outside rear view mirror, windshield wipers and washer, seat heaters, starter system, power outlet, moon roof, Automatic High Beam (2010-2012), air conditioning system (2013-2015)
7 ECU-IG1 NO.1 10 Multiplex communication system, electric power steering system, shift lock control system, tilt and telescopic steering, starter system, automatic transmission system, power back door, tire pressure warning system, vehicle stability control system (2013-2015), pre-collision system (2013-2015)
8 S/ROOF 30 Moon roof
9 FUEL OPN 7.5 Fuel filler door opener
10 PSB 30 Pre-collision seat belt
11 TI&TE 30 Tilt and telescopic steering system
12 DR LOCK 10 Power door lock system
13 FR FOG 15 2010-2012: Front log lights
FR FOG 7.5 2013-2015: Front log lights
14 P-SEAT LH 30 Power seat (left-side)
15 4WD 7.5 AWD system
16 INVERTER 20 2013-2015: Power outlet
17 RR FOG 7.5 -
18 D/LALTB 25 Multiplex communication system, power door lock system (2013-2015), power back door (2013-2015)
19 HEATER 10 2010-2012: Air conditioning system
ESP 10 2013-2015: Electric power steering system
20 ECU-IG1 NO. 2 10 2010-2012: Air conditioning system, multiport fuel injection system/sequential multiport fuel injection system, SRS airbag system, multi-information display
2013-2015: Intuitive parking assist, AWD system, pre-collision seat belt
21 PANEL 10 2010-2012: Switch illumination, navigation system, height control system, headlight cleaner, windshield wiper de-icer, seat heater, power back door, audio system, multi-information display, air conditioning system
2013-2015: Switch illumination, navigation system, audio system, multi-information display, air conditioning system, multiplex communication system automatic, transmission system
22 TAIL 10 Parking lights, side marker lights, tail lights, license plate lights, front fog lights, towing converter
23 AIR SUS 20 2010-2012: Electronically modulated air suspension system
24 P-SEAT RH 30 Power seat (right-side)
25 OBD 7.5 On-Board diagnosis
26 FR DOOR 25 Front power window (right-side), outside rear view mirror (2013-2015)
27 RR DOOR 25 Rear power window (right-side)
28 FL DOOR 25 Front power window (left-side), outside rear view mirror (2013-2015)
29 RL DOOR 25 Rear power window (left-side)
30 FR WASH 25 Windshield wipers and washer
31 RR WIP 15 Windshield wipers and washer
32 RR WASH 20 Windshield wipers and washer
33 FR WIP 30 Windshield wipers and washer
34 ECU IG2 10 2010-2012: Starter system, Intuitive parking assistsensor, AWD system
2013-2015: Multiport fuel injection system/sequential multiport fuel injection system, front passenger occupant classification system, SRS airbag system, stop lights, electronic controlled transmission, steering lock system
35 GAUGE NO. 2 7.5 2010-2012: Starter system
2013-2015: Gauge and meters
36 RH S-HTR 15 Seat heater (right-side)
37 LH S-HTR 15 Seat heater (left-side)

Engine compartment fuse box





No. Fuse A Function
1 RDI FAN NO. 1 80 Electric cooling fans
2 RR DEF 50 Rear window defogger
3 AIR SUS 50 2010-2012: Electronically modulated air suspension system
4 HTR 50 Air conditioning system
5 SPARE 30 -
6 SPARE 40 -
7 ABS NO.2 30 2010-2012: Anti-lock brake system
2013-2015: Vehicle stability control
8 H-LP CLN 30 Headlight cleaner
9 PBD 30 Power back door system
10 ST 30 Starter system
11 PD 50 2010-2012: Daytime running light system, A/F, H-LPRHHI.H-LP LH LO, H-LP RH LO, H-LP LH HI, HORN, S-HORN, multiplex communication system, multiport fuel injection system/ sequential multiport fuel injection system
2013-2015: A/F, H-LP RH HI, H-LP LH LO, H-LP RH LO, H-LP LH HI, HORN, SHORN
12 ABS NO.1 50 2010-2012: Anti-lock brake system
2013-2015: Vehicle stability control
13 EPS 60 Electric power steering system
14 ALT 140 2010-2012: FUEL OPN, DR LOCK, OBD, RR FOG, S/ROOF, 4WD, INVERTER, ECU IG1 NO. 1, ECU IG1 NO. 2, PANEL, GAUGE NO. 1
2013-2015: IG1 MAIN, TOWING BATT, DEICER, TOWING, STOP, RDI FAN NO. 1, FILTER, RR DEF, AIR SUS, HEATER, ABS NO. 2, H-LP CLN, PBD, ECU-IG1 NO. 1, ECU-IG1 NO. 3, GAUGE NO. 1, ECU-IG1 NO. 2, EPS, FR WIP, RR WIP, FR WASH, RR WASH, RH S-HTR, LH S-HTR, TAIL, PANEL, D/L ALT B, FR FOG, FR DOOR, FL DOOR, RR DOOR, RL DOOR, PSB, P-SEAT LH, P-SEAT RH, TI&TE, FUEL OPN, DR LOCK, OBD, RR FOG, S/ROOF, 4WD, INVERTER, ECU-ACC, P/POINT, CIG, RADIO NO. 2
15 AMP1 30 Audio system
16 EFI MAIN 30 2010-2012: Multiport fuel injection system/ sequential multiport fuel injection system, EFI NO. 1, EFI NO. 2
2013-2015: Multiport fuel injection system/sequential multiport fuel injection system, electronic controlled transmission, EFI NO. 1, EFI NO. 2, F/PMP
17 AMP2 30 Audio system
18 IG2 30 2010-2012: Starter system, IGN, GAUGE NO. 2, ECU IG NO. 2
2013-2015: IGN, GAUGE NO. 2, ECU IG 2
19 IP JB 25 Power door lock system
20 STR LOCK 20 Starter system
21 RAD NO. 3 15 2010-2012: Meters and gauges lights, instrument panel lights, navigation system, audio system, rear seat entertainment system
2013-2015: Meters and gauges, navigation system, audio system
22 HAZ 15 Emergency flashers
23 ETCS 10 Multiport fuel injection system/ sequential multiport fuel injection system
24 RAD NO. 1 10 Audio system, navigation system (2013-2015)
25 AM2 7.5 Starting system
26 ECU-BNO. 2 7.5 2010-2012: Air conditioning system, front passenger occupant classification system, starter system
2013-2015: Air conditioning system, front passenger occupant classification system, audio system, vehicle stability control system, power windows
27 MAYDAY/TEL 7.5 2013-2015: MAYDAY/TEL
28 IMMOBI 7.5 2013-2015: IMMOBI
29 ALT-S 7.5 Charging system
30 IGN 10 2010-2012: Starter system, multiport fuel injection system/sequential multiport fuel injection system
2013-2015: Multiport fuel injection system/sequential multiport fuel injection system
31 DOME 10 Vanity mirror lights, luggage compartment lights, interior lights, personal lights, door courtesy lights (2013-2015), footwell lights (2013-2015), scuff lights (2013-2015)
32 ECU-B NO. 1 7.5 2010-2012: Interior lights, personal lights, tilt and telescopic steering, multiplex communication system, meters and gauges, power window, driving position memory system, power seats, power back door, head-up display, starter system, air conditioning system, power door lock system
ECU-B NO. 1 10 2013-2015: Tilt and telescopic steering, multiplex communication system, meters and gauges, driving position memory, power seats, power back door, headup display, starter system, outside rear view mirror, steering sensor, garage door opener
33 EFI NO. 1 10 Multiport fuel injection system/ sequential multiport fuel injection system, electronic controlled transmission (2013-2015)
34 WIP-S 7.5 2010-2012: Windshield wipers and washer
2013-2015: Cruise control
35 AFS 7.5 2010-2012: Adaptive front-lighting system
ECU-IG1 NO. 4 10 2013-2015: Air conditioning system, rear window defogger, vehicle stability control system, electric cooling fans
36 BK/UP LP 7.5 Buck-up lights
37 HEATER NO. 2 7.5 2010-2012: Air conditioning system, AWD system
ECU-IG1 NO. 5 2013-2015: Air conditioning system
38 ECU IG1 10 2010-2012: Adaptive front-lighting system, headlight cleaner, cooling fan, cruise control, electronically modulated air suspension system, vehicle stability control, vehicle dynamics integrated management
ECU-IG1 NO. 6 2013-2015: Head light cleaner, cruise control, vehicle stability control, air conditioning system, Blind Spot Monitor
39 EFI NO.2 10 Multiport fuel injection system/sequential multiport fuel injection system
40 F/PUMP 15 Multiport fuel injection system/sequential multiport fuel injection system
41 DEICER 25 Windshield wipers and washer
42 STOP 7.5 2010-2012: Vehicle stability control, vehicle dynamics integrated management, high mounted stoplight
2013-2015: Vehicle stability control, vehicle dynamics integrated management, stop lights, electronic controlled transmission, multiport fuel injection system/sequential multiport fuel injection system, shift lock control system, starter system
43 TOWING BATT 20 Trailer battery
44 TOWING 30 Trailer lights
45 FILTER 10 2010-2012: Condenser
46 IG1 MAIN 30 2010-2012: ECU IG1, BK/UPLP, HEATER NO. 2,AFS
2013-2015: ECU-IG1 NO. 6, BK/UP LP, ECU IG1 NO. 5, ECU-IG1 NO. 4
47 H-LP RH HI 15 Right-hand headlight (high beam)
48 H-LP LH HI 15 Left-hand headlight (high beam)
49 BIXENON 10 2010-2012: Discharge headlight
50 H-LP RH LO 15 Right-hand headlight (low beam)
51 H-LP LH LO 15 Left-hand headlight (low beam)
52 HORN 10 Horn
53 A/F 20 Multiport fuel injection system/ sequential multiport fuel injection system
54 S-HORN 7.5 Security horn
55 DRL 7.5 Daytime running light system

Fuse Box Layout Lexus RX 350 - 3.5L 2GR-FE (AL10-Facelift; 2010, 2011, 2012, 2013, 2014, 2015)