Toyota Prius 4G – fuse and relay

The 4th generation Toyota Prius was produced in 2015, 2016, 2017, 2018, 2019, 2020 with the designation ZVW50, ZVW51, ZVW55. During this time, the model has been updated. Shipped all over the world. In this material we will show the location of electronic control units, a description of fuses and relays Toyota Prius 55 51 50 with box diagrams and locations. Note the cigarette lighter fuse.

Toyota prius 4G

The design of the boxes and their arrangement may differ from that shown. Check the assignment with your diagrams on the box cover.

Passenger compartment

Location

General layout of boxes in the cabin

LHD

LHD

RHD

RHD

Assignment

Fuse box

It is located under the dashboard on the left side, behind the protective cover.

photo

Diagram

fuse box diagram

Protected components

17,5A ECU-B NO.2 – Air conditioning, cruise control, central locking, active air flap control system, hybrid system, body ECU (CAN), power windows, power mirrors, gear selector lock, anti-theft system, tire pressure monitoring system, pedestrian warning system (noise generator)
25A ECU-B NO.1 – Tailgate opening system, cruise control, intelligent entry and start system, hybrid system, immobilizer, gear selector lock, start system, steering lock, pedestrian warning system (noise generator), wireless control system
320A D / L – Central locking, tailgate opening system, smart entry and start system, immobilizer, start system, steering wheel lock, wireless control system
47,5A STOP – Brake lights, ABS, tailgate opener, cruise control, dynamic cruise control radar, intelligent entry and start system, hybrid system, immobilizer, gear selector lock, start system, steering lock, TRC , pedestrian warning system (noise generator), VSC, wireless control system
57,5A AM2 – Tailgate opening system, smart entry and start system, immobilizer, start system, steering lock, wireless control system
610A HAZ – Direction indicators (hazard warning lights), tailgate opener, instrument cluster, smart entry and start system, immobilizer, start system, steering lock, wireless control system
75A PANEL – Backlight, side light
810A TAIL – Side light, rear fog light, front fog light, backlight
920A DOOR – Window regulators
1020A DOOR R / R – Window regulators
1115A P / OUTLET NO.1 – Socket (cigarette lighter)
12
1315A WASHER – Wiper and washer, rear wiper and washer
1415A WIPER RR – Rear wiper and washer
1510A ECU-IG1 NO.4 – ABS, air conditioning, audio system, interior rearview mirror, automatic lighting system, tailgate opening system, monitor, blind spot monitoring system, instrument cluster, cruise control, central locking, double locking, dynamic cruise control radar, intelligent entry and start system, front fog light, automatic wiper, headlights, headlight range control, hybrid system, lighting, immobilizer, intelligent parking system, interior lighting, lane control system, automatic turn signal deactivation system, buzzer lights, heated mirrors, body control unit (CAN), navigation, power windows, anti-collision system, rear fog light, heated rear window, power mirrors, seat belt indicator, heated seats, gear selector lock, sunroof, starting system, steering lock, side light, counter hijacking system, tire pressure monitoring system, TRC, pedestrian warning system (noise generator), VSC, wireless control system
167,5A BKUP LP – Reversing lamps, audio system, monitor, navigation
175A ECU-IG1 NO.2 – ABS, TRC, VSC
18
197,5A FOG RR – Rear fog light
207,5A OBD – Diagnostic connector
217,5S DOME – Interior lighting, tailgate opening system, smart entry and start system, immobilizer, start system, steering wheel lock, wireless control system
227,5A DOOR BACK – Tailgate opening system, smart entry and start system, immobilizer, start system, steering lock, wireless control system
23
2410A ECU-DCC NO.2 – ABS, air conditioning, audio system, automatic lighting system, tailgate opening system, monitor, instrument cluster, cruise control, central locking, double locking, dynamic cruise control radar, engine control unit, intelligent entry and start system, EPS, front fog light, fuel filler flap, active air flap control, headlights, headlight range control, hybrid system, lighting, immobilizer, intelligent parking system, interior lighting, lane control system, automatic turn-off system for turn signals , buzzer light, navigation, power windows, anti-collision system, rear fog light, power mirrors, seat belt indicator, gear selector lock, sunroof, SRS, starting system, steering lock, side light, telematics system, anti-theft system, monitoring system tire pressure, TRC, direction indicators a (alarm), pedestrian warning system (noise generator), VSC, wireless charging system, wireless control system
255A ECU-DCC NO.1 – ABS, TRC, VSC
2615A RADIO – Audio system, monitor, navigation
2720A DOOR R / L – Window regulators
28
29
30
315A ECU-ACC – ABS, air conditioning, audio system, automatic lighting system, tailgate opening system, monitor, instrument cluster, central locking, double locking, intelligent entry and start system, front fog light, headlights, headlight range control, backlight, immobilizer, interior lighting, turn signal deactivation system, light buzzer, body electrical control unit (CAN), navigation, socket, power windows, rear fog light, power mirrors, seat belt indicator, sunroof, starting system, steering lock, side light , telematics system, anti-theft system, tire pressure monitoring system, TRC, VSC, wireless charging system, wireless control system
327,5A ECU-IG1 NO.3 – Air conditioning, dynamic cruise control radar, headlights, headlight range control, lighting, lane control, heated mirrors, anti-collision system, heated rear window, side light
335A EPS-IG1 – EPS
34SRS, seat belt indicator
355A METER-IG2 – ABS, Air Conditioning, Audio System, Auto Light System, Tailgate Release System, Monitor, Instrument Cluster, Cruise Control, Dynamic Cruise Control Radar, Engine Control Unit, Intelligent Entry and Start System, EPS, Front Fog light, fuel filler flap, active air flap control system, headlights, headlight range control, hybrid system, illumination, immobilizer, intelligent parking system, lane control system, turn signal automatic deactivation system, light buzzer, navigation, power windows, anti-collision system, rear fog light, seat belt indicator, gear selector lock, sunroof, SRS, starting system, steering lock, side light, telematics system, anti-theft system, tire pressure monitoring system, TRC, direction indicators (hazard warning lights), pedestrian warning system (noise generator), VSC, system wireless control
365A ECU-IG2 NO.3 – ABS, cruise control, dynamic cruise control radar, hybrid system, body ECU (CAN), gear selector lock, telematics system, TRC, pedestrian warning system (noise generator), VSC

The fuse number 11 at 15A is responsible for the cigarette lighter. Another fuse is located in the block under the hood.

Separately, on the side of the unit, there are some additional fuses.

Diagram

Designation

  1. 30A POWER – Power windows
  2. 30A P / SEAT – Power Seats
  3. 30A S / ROOF – Sliding Roof

Realy box

Diagram

Diagram

Appointment

R1(R/MIR (-))
R2(R/MIR (+))
R3Ignition (IG1 №4)
R4 –
R5Front fog light (FR FOG)
R6RHD: Theft deterrent  (S-HORN)

Additional elements

Diagram

add el

  1. Sunroof control unit
  2. Tire Pressure Monitoring System Receiver / Intelligent Entry System Receiver
  3. Right sensor for blind spot monitoring
  4. Blind Spot Monitor Left Sensor
  5. Distribution block
  6. Battery gauge

Engine compartment

Location

General arrangement of boxes under the hood

location

Decoding

  1. Fuse and Relay Box
  2. Fusible Link Box
  3. Headlight Light Control ECU (LH)
  4. Headlight Light Control ECU (RH)
  5. Relay Box
  6. RHD: Brake Booster with Master Cylinder
  7. Inverter with Converter
  8. ECM
  9. LHD: Brake Booster with Master Cylinder

Fuse and relay box

Located on the left side of the engine compartment.

Photo example

photo

Diagram

Diagram

Assignment

130А WIPER – Screen wiper and washer
215A P / OUTLET NO.2 – Socket
320A DOOR DBL / L – Double blocking
4
510A FUEL OPN – Engine control unit, fuel filler flap
620A S / HTR-MAIN – Heated seats
7
810A FOG FR – Front fog light
920A TOWING – DC / DC – Trailer connector
1025A ENG W / PMP – Engine control unit, air conditioning, fuel filler flap
11
12
13
14
15
16
17
1810A S / HTR F / L – Heated seats
1910A S / HTR F / R – Heated seats
2010A EFI NO.2 – Air Conditioning, Cooling Fan, Engine Control Unit, Fuel Tank Flap
2110A EFI NO.3 – Engine control unit, fuel filler flap
2215A INJ – Ignition, instrument cluster, engine control unit, fuel filler flap
2310A ECU-IG2 NO.1 – Cruise control, ECM, fuel filler flap, hybrid system, gear selector lock, pedestrian warning system (noise generator)
2410A PM-IGCT – Hybrid system, cruise control, dynamic cruise control radar, gear selector lock, pedestrian warning system (noise generator)
2510A IGCT NO.2 – Cruise control, dynamic cruise control radar, hybrid system, gear selector lock, pedestrian warning system (noise generator)
2615A BATT FAN – Hybrid system, cruise control, gear selector lock, pedestrian warning system (noise generator)
2710A PCU FR – Hybrid system, cruise control, gear selector lock, pedestrian warning system (noise generator)
2810A INV W / PMP – Hybrid system, cruise control, gear selector lock, pedestrian warning system (noise generator)
2910A PCU BUB / PCU RR – Hybrid system, cruise control, gear selector lock, pedestrian warning system (noise generator)
3020A TOWING -B – Trailer connector
3110A S-HORN – Anti-theft system
32
3310A ETCS – Engine Control Unit, fuel filler flap
3410A HORN – Horn, tailgate opener system, smart entry and start system, immobilizer, start system, steering lock, wireless control system
35
36
37
3825A D / C CUT – Fuses: “ECU-DCC NO.2”, “ECU-DCC NO.1”, “RADIO”
3920A EFI-MAIN – Engine control unit, Cooling fan, air conditioner, fuel filler flap
40
4125A IG2-MAIN – Fuses: “ECU-IG2 NO.1”, “INJ”
42
435A BATT-S – Cruise control, hybrid system, gear selector lock, pedestrian warning system (noise generator)
4410A AMP – Audio system, monitor, navigation
45
4610A ABS NO.3 – ABS, TRC, VSC
4710A ABS NO.2 – ABS, TRC, VSC
4810A DCM / MAYDAY – Telematics system
4930A P CON MTR – Hybrid system, cruise control, gear selector lock, pedestrian warning system (noise generator)
5020A H-LP RH – Right headlight
5120A H-LP LH – Left headlight
5250A DEF – Heated rear window, heated mirrors
5330A PTC HTR NO.3 – Auxiliary heater
54
5540A HTR – Air Conditioning
5630A PTC HTR NO.2 – Auxiliary heater
5710A ABS MTR NO.2 – ABS, TRC, VSC
58
5930A FAN NO.2 – Cooling fan
6050A PTC HTR NO.1 – Auxiliary heater
6130A FAN NO.1 – Cooling fan
6230A ABS-MAIN – ABS, TRC, VSC
63
6440A IGCT-IG – Hybrid system, cruise control, dynamic cruise control radar, gear selector lock, pedestrian warning system (noise generator), fuses: “INV W / PMP”, “PCU FR”, “BATT FAN”, “PCU BUB / PCU RR”, “IGCT NO.2”, “PM-IGCT”
6530A ABS MTR NO.3 – ABS, TRC, VSC
6630A ABS MTR NO.1 – ABS, TRC, VSC
6750A J / B-B – Fuses: IG2-NO.2 Relay, “D / L”, “ECU-B NO.1”, “ECU-B NO.2”, “HAZ”, “STOP”, “AM2”
68
69
70
R1(IGCT)
R2(ENG W / PMP)
R3Sound signal

Relay box

Diagram

Diagram relay box

Designation

110А MIR HTR – Heated mirrors, heated rear window
210A DRL – Daytime running lights
R1Heated rear window (DEF)
R2Auxiliary heater (PTC HTR NO.1)
R3Fuel pump (C / OPN)
R4Cooling fan (FAN NO.3)
R5Cooling fan (FAN NO.2)
R6Auxiliary heater (PTC HTR NO.2)
R7Cooling fan (FAN NO.1)
R8
R9
R10Auxiliary heater (PTC HTR NO.3)

Fusible link box

  1. 60A J / B-AM – ACC relay, TAIL relay, IG1-NO.2 relay, IG1-NO.1 relay, fuses: “POWER”, “P / SEAT”, “S / ROOF”, “DOOR R / R “,” DOOR R / L “,” DOOR “,” FOG RR “,” DOME “,” OBD “,” DOOR BACK “
  2. 80A EPS – EPS
  3. 120А DC / DC – Fuses: “J / B-AM”, “FOG FR”, “ENG W / PMP”, “” HTR “,” ABS MTR NO.2 “,” FAN NO.1 “,” FAN NO .2 “,” FUEL OPN “,” P / OUTLET NO.2 “,” PTC HTR NO.3 “,” PTC HTR NO.2 “,” PTC HTR NO.1 “,” ABS-MAIN “,” DOOR DBL / L “,” WIPER “,” S / HTR-MAIN “,” TOWING-DC / DC “,” DEF “
  4. 140А BATT-MAIN – Fuses: “HORN”, “ETCS”, “TOWING-B”, “ABS MTR NO.1”, “S-HORN”, “P CON MTR”, “DCM / MAYDAY”, “ABS NO .2 “,” ABS NO.3 “,” BATT-S “,” ABS MTR NO.3 “,” H-LP LH “,” AMP “,” H-LP RH “,” J / BB “,” D / C CUT “,” IGCT-IG “,” EFI-MAIN “,” IG2- MAIN “,” DRL “

 

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