Most of the electrical circuits in the Japanese sedan's are protected by fuses. Powerful current consumers are connected via relays. Protective elements are installed in distribution boxes, which are located in the engine compartment and the passenger compartment.
Fuse circuits are relevant for Toyota Premio (T240) 2001, 2002, 2003, 2004, 2005, 2006, 2007 model year.
In the passenger compartment
Location of components (instrument panel). 1 - fuse block under the dashboard, 2 - MULTIPLEX control unit, 3 - electronic engine control unit, 4 - air conditioner control unit, 5 - fuel pump relay, 6 - electronic selector lock control unit, 7 - SRS control unit, 8 - parking system electronic unit, 9 - fog lamp relay, 10 - turn signal interrupter relay, 11 - brush defroster relay, 12 - central distribution box.
General view of fuse box.
| Diagram |
|
| Code |
Description |
A |
| ECU-ACC |
- MULTIPLEX system
- electric power mirrors
- warning system about the key left in the ignition lock and the lighting not switched off audio system (models with audio preparation)
- radio (models without navigation system)
- radio (models with navigation system) and rear view system
- headlamps
- fog lamps
- tail lamps
- interior lighting lamps
- air conditioning
|
7.5 |
| PANEL1 |
interior lamps |
7.5 |
| PANEL2 |
- radio (models with audio preparation)
- radio (models without navigation system)
- radio (models with navigation system) and rear view system
- fog lights
- backlight
- air conditioning
|
7.5 |
| ECU-IG |
- charging system
- electric fan drive
- ABS
- switching lock
- seat belt warning and tension release system
- audio system (models with navigation system) and rear view system
- parking system
|
7.5 |
| RR FOG |
fog lamps |
7.5 |
| GAUGE |
- charging system
- engine management system and automatic transmission
- ABS
- airbags and seat belt pretensioners
- MULTIPLEX system
- central locking
- electric window regulator warning system for a key left in the ignition lock and lighting not switched off
- seat belt warning and tension release system
- instrument cluster
- radio (models with audio preparation)
- radio (models with navigation system) and rear view system
- headlamps
- fog lamps
- tail lamps
- reversing lamps
- direction indicators and hazard warning lights
- interior lighting lamps
- air purifier (models up to 12.2004)
- anti-icer brushes
- parking system
|
10 |
| A / C |
- electric fan drive (models with 1AZ-FSE engine)
- seat belt warning and tension release system
- air conditioning
- rear window defroster and mirror defroster
|
10 |
| TAIL |
- engine management system and automatic transmission (models with 1NZ-FE, 1ZZ-FE. 1AZ-FSE engine)
- MULTIPLEX system
- warning system about the left in the ignition key and the switched off lighting
- instrument cluster
- parking lamps
|
10 |
| MIRHTR |
rear window defroster and mirror defroster |
10 |
| CIG |
cigarette lighter fuse |
15 |
| FR FOG |
fog lamps |
15 |
| FR DEF |
- engine management system and automatic transmission (models with 1NZ-FE, 1ZZ-FE. 1AZ-FSE engine)
- anti-icer brushes
|
15 |
| IGN |
- engine management system and automatic transmission (models with 1ZZ-FE engine. 1AZ-FSE, 1NZ-FE)
- electric fan drive (models with 1NZ-FE. 1ZZ-FE motors)
- ABS
- airbags and seat belt pretensioners
|
15 |
| RR WIP |
rear window cleaner and washer |
15 |
| STOP |
- engine management system and automatic transmission (models with 1ZZ-FE engine. 1AZ-FSE, 1NZ-FE)
- ABS
- switching lock
- brake lamps
|
15 |
| WIPER |
windshield and rear window cleaner and washer |
20 |
| DOOR |
- MULTIPLEX system
- central locking
|
20 |
| AM1 |
launch system |
25 |
| PWR |
electric windows |
30 |
| FR P / W |
| RR DEF |
rear window defroster and mirror defroster |
30 |
In the engine compartment
Location of components.
- hydraulic block ABS,
- fuse box in the engine compartment,
- Relay box in the engine compartment.
Fuse box
Note : * 1 - models with halogen headlights, * 2 - models with xenon headlights.
| Diagram |
|
| № |
Protected circuit |
A |
| DOME |
- MULTIPLEX system
- interior lamps
- central locking (models from 12.2004)
|
10 |
| ECU-B |
- charging system
- engine management system and automatic transmission (models with 1NZ-FE engine)
- electric fan drive (models with 1AZ-FSE engine)
- ABS
- airbags and seat belt pretensioners
- MULTIPLEX system
- central locking
- electric windows
- warning system about the left in the ignition key and the switched off lighting
- seat belt warning and tension release system
- instrument cluster, audio system (models with navigation system) and rear view system
- headlamps
- fog lamps
- tail lamps
- reversing lamps
- interior lamps
- air conditioning
|
10 |
| H-LP LH |
headlamps (xenon / non-xenon) |
10/15 |
| H-LP LH HI |
headlamps xenon |
10 |
| H-LP RH |
headlamps (xenon / non-xenon) |
10/15 |
| H-LP RH HI |
headlamps xenon |
10 |
| TURN-HAZ |
direction indicators and hazard warning lights |
10 |
| HORN |
sound signal |
10 |
| EFI |
- engine management system and automatic transmission (models with 1NZ-FE engine)
- engine management system and automatic transmission (models with 1ZZ-FE engine)
- engine management system and automatic transmission (models with 1AZ-FSE engine)
- electric fan drive (models with 1NZ-FE, 1ZZ-FE motors)
- electric fan drive (models with 1AZ-FSE engine)
15A - 1AZ-FSE. 20A - models from 12.2004 onwards
|
15/20 |
| EFI2 |
engine management system and automatic transmission (models with 1AZ-FSE engine) |
15 |
| ETCS |
- engine management system and automatic transmission (models with 1AZ-FSE engine)
- engine management system and automatic transmission (2WD models with 1ZZ-FE engine)
10A - models from 12.2004 onwards
|
15/10 |
| RADIO No. 1 |
Radio cassette |
15 |
| ABS No. 2 |
ABS |
25 |
| AM2 |
launch system |
30 |
| CDS |
electric fan drive (models with 1AZ-FSE engine) |
30 |
| ABS No. 1 |
ABS |
40 |
| HTR |
air conditioning |
40 |
| MAIN |
headlamps |
30 |
| RDI |
electric fan drive |
30 |
| ALT |
- charging system
- launch system
- MULTIPLEX system
- tail lamps
- backlight
- rear window heater and mirror heater
|
120 |
| DOOR |
- MULTIPLEX system
- central locking
models since 12.2004
|
20 |
| DCC |
audio system (models with audio preparation)
models from 12.2004 onwards |
30 |
Relay box
Diagram.
|
| № |
Protected circuit |
A |
| ST |
- launch system
- engine management system and automatic transmission
|
7.5 |
Toyota Allion 2007 model. The turn signal do not work. What should I check. Please help me.