Fuses and relays Toyota Corolla (E180; 2012-2018)

Toyota Corolla E180 represents the 11th generation of the Corolla model range and was produced in 2012, 2013, 2014, 2015, 2016, 2017 and 2018. During this time, she received an update. In this article, we will provide a description of the fuses and relays for the Toyota Corolla 180 170 160 with block diagrams and their layout. The fuse responsible for the “cigarette lighter” is highlighted in bold.

The purpose of the elements in the distribution boxes may differ from that presented in the material. Compare the information with the diagrams on the cover of the distribution block.

In the engine compartment 

General arrangement of blocks under the hood:

1. Glow plug relay;
2. Fuse and relay box;
3. Generator control unit;
4. Glow plug control unit;
5. Cooling fan control unit;
6. Injector control unit;
7. Headlamps wiper relay;
8. The engine control unit;
9. Brake control unit (MMT);
10. Relay box (LHD);
11. Brake control unit;
12. Relay box (RHD)

Main Fuse Box

Photo location.

Type 1

Diagram.

№	Amps - Description
1	7.5A DOME - Luggage compartment lighting, individual mirror lighting, door lighting, interior lighting, personal lighting, footwell lighting
2	20А RAD NO.1 - Audio system, navigation, parking assistance system
3	10A ECU-B - Instrument Cluster, Auxiliary Battery, Steering Position Sensor, Dual Lock, Wireless Control System, Smart Entry and Start System
4	D.C.C
5	10A ECU-B2 - Intelligent entry and start system, air conditioning, glass lifts, network gateway unit
6	7.5A EFI MAIN NO.2 - Multiport fuel injection system / sequential multiport fuel injection system
7	Empty
8	Empty
9	Empty
10	20А STRG LOCK - Steering lock
11	Empty
12	30A ST - Starting system
13	5А ICS / ALT-S - Charging system
14	10А TURN-HAZ - Direction indicators, hazard warning lamps
15	5А ECU-B NO.3 - Electric power steering
16	7,5А AM2 NO.2 - Starting system
17	Empty
18	50А ABS NO.1 - ABS, VSC
19	30A CDS FAN - Cooling fan
20	40A RDI FAN - Cooling fan
21	30А H-LP CLN - Headlamps washers
22	120А TO IP J/B — Fuses: «ECU-IG NO.2», «HTR-IG», «WIPER», «RR WIPER», «WASHER», «ECU-IG NO.1», «ECU-IG NO.3», «SEAT HTR», «AM1», «DOOR», «STOP», «FR DOOR», «POWER», «RR DOOR», «RL DOOR», «OBD», «ACC-B», «RR FOG», «FR FOG», «DEF», «TAIL», «SUNROOF», «DRL»
23	Empty
24	Empty
25	Empty
26	50A P / I - Fuses: "HORN", "IG2", "FUEL PMP"
27	Empty
28	50А FUEL HTR - Fuel heating
29	50A EFI MAIN - Multiport fuel injection system / sequential multiport fuel injection system
30	80A EPS - Electric power steering
31	80A GLOW - Preheating system, Glow plugs
32	Empty
33	15А IG2 - Fuses: "IGN", "METER"
34	15А HORN - Sound signal, anti-theft system
35	30A FUEL PUMP- Fuel pump fuse
36	Empty
37	30A H-LP MAIN - Fuses: "H-LP LH LO", "H-LP RH LO", "H-LP LH HI", "H-LP RH HI"
38	40A BBC - Start-stop system
39	30А HTR SUB NO.3 - Auxiliary heater
40	Empty
41	30А HTR SUB NO.2 - Auxiliary heater
42	50А HTR - Air conditioner, heater
43	50А HTR SUB NO.1 - Auxiliary heater
44	30A DEF - Heated rear window, heated mirrors
45	25А STV HTR - Auxiliary heater
46	30A ABS NO.2 - ABS, VSC
47	Empty
48	Empty
49	10A DRL - Daytime running lights
50	Empty
51	10А H-LP LH LO - Low beam left headlamp
52	10А H-LP RH LO - Low beam right headlamp
53	7,5А H-LP LH HI - High beam left headlamp
	5A RDI EFI - Cooling fan
54	7,5А H-LP RH HI - High beam right headlamp
	5A CDS EFI - Cooling fan
55	7.5А EFI NO.1 - Multiport fuel injection system / sequential multiport fuel injection system, start-stop system
56	15A EFI NO.2 - Multiport fuel injection system / sequential multiport fuel injection system
57	10A MIR HTR - Multiport fuel injection system / sequential multiport fuel injection system, heated mirrors
58	20A EFI NO.4 - Multiport fuel injection system / sequential multiport fuel injection system
59	5A CDS EFI - Cooling fan
60	5A RDI EFI - Cooling fan
R1	Cooling fan (FAN NO.2)
R2	Cooling fan (FAN NO.3)
R3	Electric power steering (EPS)
R4	Stop lamps (STOP LP)
R5	Starter (ST NO.1)
R6	heated rear window (DEF)
R7	Engine control unit (EFI MAIN)
R8	Headlamps (H-LP)
R9	Dimmer
R10	Before Nov 2016: Daytime Running Lights (DRL)
	From November 2016: Cooling fan (FAN NO.1)
R11	Before Nov 2016: Cooling fan (FAN NO.1)
	From November 2016: Fuel heating (FUEL HTR)

Type 2

General view.

Diagram
Diagram.
№	Amps - Description
1	10A ECU-B NO.2 - Air conditioning, glass lifts, intelligent entry and start system, mirrors, instrument cluster
2	5А ECU-B NO.3 - Electric power steering
3	7.5A AM2 - Multiport fuel injection system / sequential multiport fuel injection system, starting system, fuse: "IG2"
4	30A D / C CUT - Fuses: "DOME", "ECU-B NO.1", "RADIO"
5	10А HORN - Sound signal
6	20/25 / 30A EFI-MAIN - Multiport fuel injection system / sequential multiport fuel injection system, fuses: "EFI NO.1", "EFI NO.2", fuel pump
7	5А ICS / ALT-S - Charging system
8	10A ETCS - 1ZR-FAE, 1NR-FE, 1ZR-FE, 2ZR-FE, 8NR- FTS: Throttle body
	20A EDU - 1AD-FTV: Multiport fuel injection system / sequential multiport fuel injection system
9	10A TURN & HAZ - Except 8NR-FTS: Instrument cluster, direction indicators
	30A ST - 8NR-FTS: Starting System
10	15A IG2 - Instrument cluster, multiport fuel injection system / sequential multiport fuel injection system, airbags
11	20A EFI-MAIN NO.2 - 1AD-FTV: Multiport fuel injection system / sequential multiport fuel injection system
	15A INJ / EFI-B - Petrol: Multiport fuel injection system / sequential multiport fuel injection system
	10A ECU-B NO.4 - 1ND-TV, (Sedan (1AD-FTV): Multiport fuel injection system / sequential multiport fuel injection system
	20A ECU-B NO.4 - 8NR-FTS: Multiport fuel injection system / sequential multiport fuel injection system
	7.5A DCM / MAYDAY - 1NR-FE (from April 2016): Telematics system
12	30A EFI-MAIN NO.2 - Except 8NR-FTS: Multiport fuel injection system / sequential multiport fuel injection system
	7.5А DCM / MAYDAY - Sedan (1ZR-FE, 1ZR-FAE, 2ZR-FE): Telematics system
	10A EFI-MAIN NO.2 - Sedan (1ND-TV): Multiport fuel injection system / sequential multiport fuel injection system
13	30A ST - Except 8NR-FTS: Starting system
	10A TURN & HAZ - 8NR-FTS: Instrument cluster, direction indicators
14	30/40А H-LP MAIN — «H-LP RH-LO», «H-LP LH-LO», «H-LP RH-HI», «H-LP LH-HI» — Фары
15	30A VLVMATIC - Multiport fuel injection system / sequential multiport fuel injection system
16	80A EPS - Electric power steering
17	10A ECU-B NO.1 - Wireless Control System, Body ECM, VSC, Intelligent Entry and Start System, Clock
18	7.5A DOME - Interior lamps, individual mirror lamps, luggage compartment lamps, body control module
19	20A RADIO - Audio system
20	10A DRL - Daytime running lights
21	15A STRG HTR - Heated steering wheel
22	30A ABS NO.2 - ABS, VSC
23	40A RDI - Cooling fan
24	Empty
25	30 / 50А DEF - Heated rear window, heated mirrors
26	50А ABS NO.1 - ABS, VSC
27	50A HTR - Air conditioner
28	120 / 140А ALT - Charging system
29	10A EFI NO.2 - Multiport fuel injection system / sequential multiport fuel injection system
30	10 / 15A EFI NO.1 - Multiport fuel injection system / sequential multiport fuel injection system
31	10 / 20A EFI-NO.3 - Multiport fuel injection system / sequential multiport fuel injection system
32	10A MIR-HTR - Multiport fuel injection system / sequential multiport fuel injection system, heated mirrors
33	10 / 15А H-LP RH-LO - Low beam right headlamp
34	10 / 15А H-LP LH-LO - Low beam left headlamp
35	7,5 / 10А H-LP RH-HI - High beam right headlamp
36	7,5 / 10А H-LP LH-HI - High beam left headlamp, instrument cluster
37	15 / 20A EFI NO.4 - Multiport fuel injection system / sequential multiport fuel injection system
38	Empty
39	Empty
40	Empty
41	15A AMP - Audio system
42	Empty
43	20A EFI-MAIN NO.2 - Multiport fuel injection system / sequential multiport fuel injection system
44	20А STRG LOCK - Steering lock
45	50А AMT - Transmission control unit
46	40A BBC - Start-stop system
	50А AMT - Transmission control unit
47	80A GLOW - Preheating system, candles
48	30А PTC HTR NO.2 - Auxiliary heater
49	30А PTC HTR NO.1 - Auxiliary heater
50	30А H-LP CLN - Headlight cleaners
51	30А ABS NO.1 - ABS, VSC
52	30A CDS FAN - Cooling fan
53	30А PTC HTR NO.3 - Auxiliary heater
54	Empty
55	10А S-HORN - Anti-theft system
56	25А STV HTR - Auxiliary heater
	20А DEICER - (1ZR-FE, 1ZR-FAE, 2ZR-FE, 1NR-FE): Heating of the brush rest zone
А
57	10A EFI NO.5 - 1ND-TV (from May 2015): Multiport fuel injection system / sequential multiport fuel injection system
58	Emty
B
57	15A EFI NO.6 - 1ND-TV (from May 2015): Multiport fuel injection system / sequential multiport fuel injection system
58	15A EFI NO.7 - 1ND-TV (from May 2015): Multiport fuel injection system / sequential multiport fuel injection system

Relay box #10/12

Appointment:

• R1 - Empty
• R2 - Auxiliary heater (HTR SUB NO.1)
• R3 - Auxiliary heater (HTR SUB NO.2)
• R4 - Auxiliary heater (HTR SUB NO.3)

In the passenger compartment

Description

1. Steering lock actuator
2. Fuse Box / Body ECM
3. Active light control unit
4. Power steering control unit
5. Relay box
6. LHD:  Cruise control control unit
7. Transmission control unit
8. Network gateway block
9. Wiper relay
10. Start-stop system control unit
11. Parktronic control unit
12. LHD (Corolla):  Phone Transceiver
13. Selector lever lock control unit
14. Airbag control unit
15. Air conditioner amplifier
16. RHD:  Double Door Lock Relay
17. Hatchback, Wagon:  Audio amplifier

Fuse box

Located under the dashboard on the left side.

General view.

Diagram
№	Amps / Description
1	15A P / OUTLET - 12V Socket
2	7.5А OBD - Diagnostic connector
3	7,5A STOP - Stop lamps, multiport fuel injection system / sequential multiport fuel injection system, additional stop lamp, ABS, VSC, gear selector lock
4	7.5A FOG RR - Rear fog lamps, instrument cluster
5	20А D / L NO.3 - Central locking
6	20A S / ROOF - Sunroof
7	7.5A FOG FR - Front fog lamps, instrument cluster
8	5A AM1 - Fuses: "IG1 RLY", "ACC RLY"
9	10A D / L NO. 2 - Trunk unlocking
10	20A DOOR NO. 2 - Power window
11	20А DOOR R / R - Power window
12	20А DOOR R / L - Power window
13	15А WASHER - Windscreen washer
14	25А WIPER NO.2 - Windscreen wiper and washer, charging system
15	15А WIPER RR - Rear wiper
16	25A WIPER NO. 1 - Windscreen wiper
17	15А CIG - Cigarette lighter
18	7.5A ACC - Power mirrors, body ECM, clock, audio system
19	5A SFT LOCK-ACC - Lock the gear selector
20	10A TAIL - Side lamps, license plate lamps, front fog lamps
21	7.5A PANEL - Lighting switch, instrument panel illumination, glove box lamps, body control module
22	5А WIPER-S - Charging system
23	7,5А ECU-IG NO.1 - Cooling fan, AFS, charging system, ABS, VSC
24	7.5A ECU-IG NO.2 - Side light, multiport fuel injection system / sequential multiport fuel injection system, AFS
25	7, A ECU-IG NO.3 - Multiport fuel injection system / sequential multiport fuel injection system, auto-dimming interior mirror, sunroof, gear selector lock, headlight wipers, AFS
26	7,5А HTR-IG - Air conditioning, heated rear window
27	7.5A ECU-IG NO.4 - Body ECM, front passenger seat belt indicator, power mirrors
28	5А ECU-IG NO.5 - Electric power steering
29	7.5A IGN - Intelligent Entry and Start System, Multiport Fuel Injection System / Sequential Multiport Fuel Injection System, Steering Lock
30	15A S / HTR - Heated seats
31	5A METER - Instrument cluster
32	7.5A A / BAG - airbags

The fuses numbered 1 and 17 are responsible for the operation of the cigarette lighter.

Additional fuses can be installed from the top of the unit.

1. 30A P / SEAT - Heated seats
2. Empty
3. Empty
4. 30А DOOR NO.1 - Power windows

Relay box #5

• R1 - Front fog lamps (FR FOG)
• R2 - Anti-theft system (S-HORN)
• R3 - Empty
• R4 - 12V Socket (PWR OUTLET)
• R5 - Interior lamps (DOME CUT)