Most of the power circuits of the electrical equipment of the Japanese minivan are protected by fuses. Powerful current consumers are connected via relays. Protective elements are installed in mounting blocks, which are located in the passenger compartment and in the engine compartment.

Fuse circuits are relevant for Toyota Avensis Verso cars (ACM20) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 release with gasoline engines 1AZ-FE (2.0 l) and 2AZ-FE (2.4 l).
In the passenger compartment

Location of components. 1 - electronic immobilizer control unit, 2 - "EX-HI" mode relay for the rear heater, 3 - rear heater relay, 4 - air conditioning amplifier (air conditioning with manual control), 5 - camera controller, 6 - central mounting block No. 1, 7 - fog lamp relay, 8 - electronic engine and automatic transmission control unit (models with automatic transmission) or electronic engine control unit (models with manual transmission), 9 - fan motor relay (M2), 10 - fan motor relay (M1), 11 - panel air conditioning and heater control assembly (manual air conditioning), 12 - antenna amplifier, 13 - SRS electronic control unit, 14 - transponder amplifier, 15 - auxiliary heater amplifier (models with 1AZ-FE engine), 16 - fan motor relay ( Hi),17 - fuse box under the dashboard , 18 - MULTIPLEX control unit, 19 - auxiliary consumer relay, 20 - direction indicator relay, 21 - fuel pump relay, 22 - anti-theft system electronic control unit, 23 - radio and multifunction display.
Fuse box

General view.
Diagram |
---|
 |
code |
Description |
A |
ECU-ACC |
- Cigarette lighter and socket for connecting additional equipment
- Radio cassette
- Power mirrors
|
7.5 |
ECU-IG |
- Anti-lock braking system
- Charging system
- Electric drive of the cooling system fan and the condenser fan
- Anti-theft system
|
7.5 |
GAUGE |
- Anti-lock braking system
- Reversing lamps
- Instrument cluster
- central locking
- Electronic control system of automatic transmission
- Engine management system (models with 1AZ-FE engine)
- Front air conditioner
- Fog lamps
- Headlights (models with daytime running light system)
- Backlight
- Interior lamps
- Lighting warning system
- Electric sunroof
- Power windows
- Additional heater (models with 1AZ-FE engine)
- Radio (with display)
- Rear air conditioner
- Rear fog lamp
- Direction indicators and hazard warning lamps (flasher / turn signal)
- Anti-theft system
- Central locking remote control system
|
7.5 |
PANEL |
- Instrument cluster
- Fog lamps
- Backlight
- Lighting warning system
- Rear fog lamp
|
7.5 |
HTR |
- Engine management system (models with 1AZ-FE engine)
- Front air conditioner
- Additional heater (models with 1AZ-FE engine)
- Rear air conditioner
- Rear heater
- Heated rear window and heated mirrors
|
10 |
IGN |
- Electronic control system of automatic transmission
- Engine management system (models with 1AZ-FE engine)
- Immobilizer (1AZ-FE)
- Fuel heater
- SRS system
- Starting and ignition system (1AZ-FE)
|
10 |
MIR HTR |
Heated rear window and heated mirrors |
10 |
RR HTR |
Rear heater |
10 |
SEAT HTR |
Seat heater |
10 |
SRS-IG |
SRS system |
10 |
TAIL |
Tail lamps |
10 |
C / LTR |
Cigarette lighter and socket for connecting additional equipment |
15 |
FR FOG |
|
15 |
PWR
OUTLET |
Cigarette lighter and socket for connecting additional equipment |
15 |
STOP |
- Anti-lock braking system
- Electronic control system of automatic transmission
- Engine management system (models with 1AZ-FE motor)
- Stop lamps
|
15 |
RR DEF |
Heated rear window and heated mirrors |
20 |
AM1 |
Starting and ignition system (1AZ-FE) |
25 |
DOOR |
- central locking
- Central locking remote control system
|
25 |
DOOR
No. 2 |
Anti-theft system |
25 |
WIPER |
- Windshield wiper and washer
- Headlight cleaner
- Rear window wiper and washer
|
25 |
FR P / W |
Power windows |
30 |
PWR |
- Electric sunroof
- Power windows
|
30 |
In the engine compartment

Location of components.
- relay box in the engine compartment #4,
- fuse box in the engine compartment #2
- headlight cleaner relay,
- pressure modulator and ABS electronic control unit,
- ABS relay box,
- relay glow plugs (1 CD-FTV).
Fuse box
#2 on the picture.

General view.
Diagram |
---|
 |
code |
Decoding |
A |
ALT-S |
Charging system |
7.5 |
ECU-B |
- Anti-lock braking system
- Instrument cluster
- central locking
- Electronic control system of automatic transmission
- Front air conditioner
- Fog lamps
- Headlights
- Backlight
- Interior lighting
- Lighting warning system
- Additional heater (models with 1AZ-FE engine)
- Radio (with display)
- Rear air conditioner
- Rear fog lamp
- Tail lamps
- Anti-theft system
- Central locking remote control system
|
7.5 |
OBD |
Engine management system (models with 1AZ-FE engine) |
7.5 |
Rr Fog |
Rear fog lamp |
7.5 |
DOME |
Interior lamps |
10 |
HORN |
Sound signal |
10 |
A / F |
Engine management system (models with 1AZ-FE engine) |
15 |
EFI |
- Electronic control system of automatic transmission
- Engine management system (models with 1AZ-FE engine)
- Immobilizer (1AZ-FE)
|
15 |
HAZ |
Direction indicators and hazard warning lights (turn signal / flasher) |
15 |
HEAD LH LWR |
- Headlamps
- Headlamps corrector
|
15 |
HEAD LH UPR |
Headlamps |
15 |
HEAD RH LWR |
- Headlamps
- Headlamps corrector
|
15 |
HEAD RH UPR |
- Instrument cluster
- Headlamps
|
15 |
IG2 |
- Engine management system (models with 1AZ-FE engine)
- Starting and ignition system (1AZ-FE)
|
15 |
RAD # 1 |
Radio cassette |
15 |
AM2 |
Starting and ignition system (1AZ-FE) |
30 |
CDS |
Cooling fan and condenser fan drive (1AZ-FE) |
30 |
FUEL HTR |
Fuel heater |
30 |
HEAD LP CLN |
Headlight cleaner |
30 |
RDI |
Cooling fan and condenser fan drive (1AZ-FE) |
30 |
RR CLR |
Rear air conditioner |
30 |
ABS No. 1 |
Anti-lock braking system ABS |
40 |
ABS No. 2 |
40 |
HTR |
Front air conditioner |
50 |
MAIN |
Headlamps |
50 |
ALT |
- Charging system
- Backlight
- Heated rear window and heated mirrors
- Starting and ignition system (1AZ-FE)
- Tail lamps
|
140 |
Relay box #2
Diagram.
 |
ST |
- Electronic control system of automatic transmission
- Engine management system (models with 1AZ-FE engine)
- Starting and ignition system (1AZ-FE)
|
7.5 A |
Relay box #4
Diagram.
 |
HTR SUB1 |
Additional heater (models with 1AZ-FE engine) |
50 A |
HTR SUB2 |
HTR SUB3 |
ABS relay box #5
Diagram.
Car body

Location of components:
- sunroof control relay,
- rear air conditioner relay,
- rear door glass wiper relay,
- remote control receiver for central locking