Fuse Box Diagrams

2014 Lexus RX Hybrid Fuse Box Diagram

The 3 fuse boxes on the 2014 Lexus RX Hybrid, with every fuse and relay. Tap a fuse to see what it protects, or search for the thing that stopped working.

Year20102011201220142015All years

Where it isUnder the hood in the engine bay. Page 695 of the owner's manual shows the exact spot.

Slot map: the fuses are listed in the manual's order, not where they sit in the box. Match the numbers to the label inside the box cover, or the drawing on page 695 of your owner's manual.

ENGINE COMPARTMENT (TYPE B FUSE BOX) · SLOT MAP, NOT TO SCALE150A250A350A450A540A640A730A830A930A1050A1150A1280A1830A2015A2210A2310A247.5A257.5A267.5A277.5A2815A297.5A3010A3110A3210A3310A347.5A3510A367.5A3715A3810A3910A4015A4125A427.5A4320A4430A4510A4630A4715A4815A

2014 RX Hybrid engine bay (type b) fuses

Engine compartment (type B fuse box). Tap a row to find it on the diagram.

No.AmpsTypeProtects
150AFuse (size not listed)RR DEF: Rear window defogger
250AFuse (size not listed)AIR SUS
350AFuse (size not listed)HEATER: Air conditioning system
450AFuse (size not listed)ABS NO. 1: Electronically controlled brake system
540AFuse (size not listed)RDI FAN NO. 1: Electric cooling fans
640AFuse (size not listed)RDI FAN NO. 2: Electric cooling fans
730AFuse (size not listed)H-LP CLN: Headlight cleaner
830AFuse (size not listed)PBD: Power back door
930AFuse (size not listed)HV R/B NO. 1: PCU, IGCT NO. 2, IGCT NO. 3, INV W/P
1050AFuse (size not listed)PD: A/F, H-LP RH HI, H-LP LH LO, H-LP RH LO, H-LP LH HI, HORN, SHORN
1150AFuse (size not listed)ABS NO. 2: Electronically controlled brake system
1280AFuse (size not listed)HV R/B NO. 2: ABS MAIN NO. 1, ABS MAIN NO. 2, A/C W/P, BATT FAN, OIL PMP
1830AFuse (size not listed)16 AMP2 17 IG2 MAIN J/B 19 STR LOCK: IGN, GAUGE NO. 2, ECU IG2 Power door lock system Starter systemOnly on: some versions (check the rating on the old fuse)
1825AFuse (size not listed)16 AMP2 17 IG2 MAIN J/B 19 STR LOCK: IGN, GAUGE NO. 2, ECU IG2 Power door lock system Starter systemOnly on: some versions (check the rating on the old fuse)
1820AFuse (size not listed)16 AMP2 17 IG2 MAIN J/B 19 STR LOCK: IGN, GAUGE NO. 2, ECU IG2 Power door lock system Starter systemOnly on: some versions (check the rating on the old fuse)
2015AFuse (size not listed)RAD NO. 3 21 HAZ: Meters and gauges, navigation system, audio system
2210AFuse (size not listed)ETCS: Multiport fuel injection system/ sequential multiport fuel injection system
2310AFuse (size not listed)RAD NO. 1 696: Audio system, navigation system
247.5AFuse (size not listed)AM2: Starter system
257.5AFuse (size not listed)ECU-B NO. 2: Air conditioning system, front passenger occupant classification system, audio system, vehicle dynamics integrated management, power windows, electric power steering system
267.5AFuse (size not listed)MAYDAY/TEL: MAYDAY/TEL
277.5AFuse (size not listed)IMMOBI: IMMOBI
2815AFuse (size not listed)ABS MAIN NO. 3: Brake system
297.5AFuse (size not listed)DRL: Daytime running light system
3010AFuse (size not listed)IGN: Multiport fuel injection system/ sequential multiport fuel injection system
3110AFuse (size not listed)DOME: Vanity mirror lights, luggage compartment lights, interior lights, personal lights, door courtesy lights, footwell lights, scuff lights
3210AFuse (size not listed)ECU-B NO. 1: 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
3310AFuse (size not listed)EFI NO. 1: Multiport fuel injection system/ sequential multiport fuel injection system
347.5AFuse (size not listed)WIP-S: Cruise control
3510AFuse (size not listed)ECU-IG1 NO. 4: Air conditioning system, rear window defogger, electronically controlled brake system, electric cooling fans
367.5AFuse (size not listed)BK/UP LP: Back-up lights
3715AFuse (size not listed)ECU-IG1 NO. 5: Air conditioning system
3810AFuse (size not listed)ECU-IG1 NO. 6: Head light cleaner, cruise control, air conditioning system, Blind Spot Monitor
3910AFuse (size not listed)EFI NO. 2: Multiport fuel injection system/ sequential multiport fuel injection system
4015AFuse (size not listed)F/PMP: Multiport fuel injection system/ sequential multiport fuel injection system
4125AFuse (size not listed)DEICER: Windshield wipers and washer
427.5AFuse (size not listed)STOP: Vehicle Proximity Notification System, vehicle dynamics integrated management, stop lights, multiport fuel injection system/sequential multiport fuel injection system, shift lock control system, starter system, cruise control
4320AFuse (size not listed)TOWING BATT
4430AFuse (size not listed)TOWING: Trailer lights
4510AFuse (size not listed)FILTER
4630AFuse (size not listed)IG1 MAIN: ECU-IG1 NO. 6, BK/UP LP, ECUIG1 NO. 5, ECU-IG1 NO. 4
4715AFuse (size not listed)H-LP RH HI: Right-hand headlight (high beam)
4815AFuse (size not listed)H-LP LH HI: Left-hand headlight (high beam)

2014 RX Hybrid engine bay (type c) fuses

Engine compartment (type C fuse box). Tap a row to find it on the diagram.

No.AmpsTypeProtects
11AFuse (size not listed)ABS MAINOnly on: some versions (check the rating on the old fuse)
110AFuse (size not listed)ABS MAINOnly on: some versions (check the rating on the old fuse)
210AFuse (size not listed)ABS MAIN NO. 2
315AFuse (size not listed)BATT FAN
410AFuse (size not listed)OIL PMP
510AFuse (size not listed)A/C W/P

2014 RX Hybrid driver's side panel fuses

Driver’s side instrument panel. Tap a row to find it on the diagram.

No.AmpsTypeProtects
115AFuse (size not listed)P/POINT: Power outlet
210AFuse (size not listed)ECU-ACC: Navigation system, air conditioning system, audio system, multiplex communication system, multi-information display, head-up display
315AFuse (size not listed)CIG: Power outlet
47.5AFuse (size not listed)RADIO NO. 2: Audio system, navigation system
510AFuse (size not listed)GAUGE NO. 1: Emergency flashers, navigation system, head-up display, air conditioning system, Vehicle Proximity Notification System, audio system
610AFuse (size not listed)ECU-IG1 NO. 3: Outside rear view mirror, windshield wipers and washer, seat heaters, starter system, power outlet, moon roof, air conditioning system
710AFuse (size not listed)ECU-IG1 NO. 1: Multiplex communication system, steering sensor, shift lock control system, tilt and telescopic steering, power back door, pre-collision system, vehicle dynamics integrated management, tire pressure warning system
830AFuse (size not listed)S/ROOF: Moon roof
97.5AFuse (size not listed)FUEL OPN: Fuel filler door opener
1030AFuse (size not listed)PSB: Pre-collision seat belt
1130AFuse (size not listed)& TE: Tilt and telescopic steering system
1210AFuse (size not listed)DR LOCK
137.5AFuse (size not listed)FR FOG: Front fog lights
1430AFuse (size not listed)P-SEAT LH: Power seat (left-side)
157.5AFuse (size not listed)4WD: AWD system
1620AFuse (size not listed)INVERTER: Power outlet
177.5AFuse (size not listed)RR FOG
1825AFuse (size not listed)D/L ALT B: Multiplex communication system, power door lock system, power back door
1910AFuse (size not listed)EPS: Electric power steering system
2010AFuse (size not listed)ECU-IG1 NO. 2: Intuitive parking assist, pre-collision seat belt, capacitor
2110AFuse (size not listed)PANEL: Switch illumination, navigation system, hybrid transmission system, audio system, multi-information display, air conditioning system, multiplex communication system
2210AFuse (size not listed)TAIL: Parking lights, front side marker lights, tail lights, license plate lights, front fog lights, towing converter
2320AFuse (size not listed)AIR SUS
2430AFuse (size not listed)P-SEAT RH: Power seat (right-side)
257.5AFuse (size not listed)OBD: On-board diagnosis
2625AFuse (size not listed)FR DOOR: Front power window (right-side), outside rear view mirror
2725AFuse (size not listed)RR DOOR: Rear power window (right-side)
2825AFuse (size not listed)FL DOOR: Front power window (left-side), outside rear view mirror
2925AFuse (size not listed)RL DOOR: Rear power window (left-side)
3025AFuse (size not listed)FR WASH: Windshield wipers and washer
3115AFuse (size not listed)RR WIP: Windshield wipers and washer
3220AFuse (size not listed)RR WASH: Windshield wipers and washer
3330AFuse (size not listed)FR WIP: Windshield wipers and washer
3410AFuse (size not listed)ECU IG2: Multiport fuel injection system/ sequential multiport fuel injection system, front passenger occupant classification system, SRS airbag system, stop lights, electronically controlled brake system, steering lock system, hybrid system
357.5AFuse (size not listed)GAUGE NO. 2: Gauge and meters
3615AFuse (size not listed)RH S-HTR: Seat heater (right-side)
3715AFuse (size not listed)LH S-HTR: Seat heater (left-side)

Blade fuse colours

  • 5A Tan
  • 7.5A Brown
  • 10A Red
  • 15A Blue
  • 20A Yellow
  • 25A Clear
  • 30A Green
  • 35A Blue-green
  • 40A Orange

Cartridge (J-case) colours

  • 20A Blue
  • 25A White
  • 30A Pink
  • 40A Green
  • 50A Red
  • 60A Yellow

Source: 2014 Lexus RXh Owner's Manual, "Fuses" section, p. 695 and 699 and 700.

Always replace a fuse with one of the same amp rating. If a new fuse blows straight away, the circuit has a fault.