2011 - 2012 Toyota Corolla Fuse Box Diagram

2012 Toyota Corolla

Checking and replacing fuses

 

If any of the electrical components do not operate, a fuse may have blown. If this happens, check and replace the fuses as necessary.
Step 1 - Vehicles with smart key system: Turn the “ENGINE START STOP” switch OFF.
Srep 2 - Vehicles without smart key system: Turn the engine switch OFF.

Open the fuse box cover.

Driver’s side instrument panel - Remove the instrument panel

 

Driver’s side instrument Fuse panel Location

 

Under the driver’s side instrument panel - Remove the lid

Under the driver’s side instrument panel

Under the driver’s side instrument panel  Diagram

Fuse .. Ampere .. Circuit

 

1 DEF 40 A Rear window defogger, MIR HTR
2 PWR SEAT 30 A Power seat
3 TAIL 10 A Parking lights, tail lights, license plate lights, front side marker lights, multiport fuel injection system/ sequential multiport fuel injection system, instrument cluster lights 

4 PANEL 7.5 A Switch illumination
5 FR DOOR 20 A Power windows, moon roof (Front Door)
6 RL DOOR 20A Power windows  (Rear Left Door)
7 RR DOOR 20 A Power windows (Rear Right Door)
8 SUNROOF 20 A Moon roof
9 CIG 15 A Cigarette lighter
10 ACC 7.5 A Outside rear view mirrors, audio system, main body ECU
11 MIR HTR 10 A Outside rear view mirror defogger
12 IGN 7.5 A Steering lock system, SRS airbag system, multiport fuel injection system/  sequential multiport fuel injection system, front passenger occupant classification system
13 METER 7.5 A Gauge and meters

14 POWER 30 A Power windows
15 SEAT HTR 15 A Seat heater
16 HTR-IG 10 A Air conditioning system
17 WIPER 25 A Windshield wipers
18 WASHER 15 A Windshield washer
19 ECU-IG NO. 1 10 A Automatic transmission, main body ECU, electric power steering, electric cooling fan(s), shift lock control system, anti-lock brake system, tire pressure warning system, vehicle stability control system, cruise control system
20 ECU-IG NO. 2 10 A Back-up lights, charging system, rear window defogger, air  conditioning system, multiport fuel injection system/sequential multiport fuel injection system, moon roof
21 OBD 7.5 A On-board diagnosis system
22 STOP 10 A Stop lights, high mounted stoplight, anti-lock brake system, main body ECU, multiport fuel injection system/sequential multiport fuel injection system, shift lock control
system, vehicle stability control system
23 DOOR 25 A Power door lock system
24 ACC-B 25 A CIG, ACC
25 FR FOG 15 A Front fog lights
26 AM1 7.5 A Starting system, ACC, CIG

Engine compartment Fuse Box

Engine compartment Fuse Panel Diagram

Fuse .. Ampere .. Circuit

 
1 CDS FAN 30 A Electric cooling fan(s)
2 RDI FAN 40 A Electric cooling fan(s)
3 ABS NO. 3 30 A Anti-lock brake system (ABS), vehicle stability control system
4 ABS NO. 1 50 A Anti-lock brake system (ABS), vehicle stability control system
5 HTR 50 A Air conditioning system
6 ALT 120 A Charging system, RDI FAN, CDS FAN, ABS NO. 1, ABS NO. 3, HTR, HTR SUB NO. 1, HTR SUB NO. 3, ACC, CIG, ECU-IG NO. 2, HTR-IG, WIPER, WASHER, ECU-IG NO. 1, AM1, DOOR, STOP, FR DOOR, POWER, RR DOOR, RL DOOR, OBD, ACC-B, FR FOG, DEF, MIR HTR, TAIL, PANEL, POWER OUTLET, PWR SEAT, SUNROOF 

7 EPS 60 A Electric power steering
8 GLOW* 80 A No circuit
9 P/I 50 A EFI MAIN, HORN, IG2
10 H-LP MAIN 50 A H-LP LH LO, H-LP RH LO, H-LP LH HI, H-LP RH HI
11 EFI NO. 2 10 A Emission control system
12 EFI NO. 1 10 A Multiport fuel injection system/ sequential multiport fuel injection system
13 H-LP RH HI 10 A Right-hand headlight (high beam)
14 H-LP LH HI 10 A Left-hand headlight (high beam)
15 H-LP RH LO 10 A Right-hand headlight (low beam)
16 H-LP LH LO 10 A Left-hand headlight (low beam)
17 ETCS 10 A Electronic throttle control system
18 TURN-HAZ 10 A Turn signal lights, emergency flashers
19 ALT-S 7.5 A Charging system
20 AM2 NO. 2 7.5 A Multiport fuel injection system/ sequential multiport fuel injection system, starting system
21 AM2 30 A Starting system
22 STRG LOCK 20 A Steering lock system
23 IG2 NO.2 7.5 A Starting system
24 ECU-B2 10 A Air conditioning system
25 ECU-B 10 A Main body ECU, gauge and meters, clock
26 RAD NO. 1 15 A Audio system
27 DOME 10 A Trunk light, smart key system, interior light
28 AMP* 30 A Audio system

29 MAYDAY* 10 A No circuit
30 SPARE 10 A Spare fuse
31 SPARE 30 A Spare fuse
32 SPARE 20 A Spare fuse
33 EFI MAIN 20 A  Multiport fuel injection system/ sequential multiport fuel injection system, EFI NO. 1, EFI NO. 2
34 HORN 10A Horn
35 IG2 15 A Multiport fuel injection system/ sequential multiport fuel injection system, starting system, IGN, METER
36 ST* 7.5 A No circuit
37 HTR SUB  NO. 1 30 A PTC heater
38 HTR SUB NO. 3 30 A PTC heater
39 PWR OUTLET/ INVERTER* 15 A Power outlet PWR OUTLET*

*: If equipped