Instrument Panel Junction Block
NOTE:
Instrument panel junction block is located in passenger compartment, above driver's side kick panel. See Figure and Fig 1
.
- Back-up light relay is located behind right side of dash. See Fig 1. For wiring diagram of back-up light relay circuit, see EXTERIOR LIGHTS in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- Battery fan relay is located behind left taillight. See Figure. For wiring diagram of battery fan relay circuit, see ENGINE PERFORMANCE in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- Battery input relay is located at left rear of luggage compartment. For wiring diagrams of battery input relay circuit, see ENGINE PERFORMANCE in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- Daytime running light relay is located behind upper left side of dash. See Fig 1. For wiring diagram of daytime running light relay circuit, see HEADLIGHTS in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- Fusible link block No. 2 is located above left rear wheel well. See Figure. For identification of fuses, see Fig 2. For identification of protected circuits, see table below. For wiring diagrams of related circuits, see appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- Instrument panel junction block is located behind left end of dash. See Fig 1. Junction block contains relays and fuses. See Fig 3. For identification of protected circuits, see table below. For wiring diagrams of junction block circuits, see appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- System main relay is located behind right side of dash. See Figure. For wiring diagram of system main relay circuits, see ENGINE PERFORMANCE in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
- Turn signal flasher relay is located behind upper left end of dash. See Fig 1. For wiring diagram of turn signal flasher relay circuit, see EXTERIOR LIGHTS in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
INSTRUMENT PANEL & PASSENGER ROOM RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| Daytime Running Light Main Relay |
| Turn Signal Flasher Relay |
| Back-Up Light Relay |
FUSIBLE LINK BLOCK NO. 2 FUSE IDENTIFICATION LEGEND
| Fuse | System | |
|---|---|---|
| 5A | DC/DC-S | TOYOTA Hybrid System |
| 120A | MAIN | ABS Engine Control Headlight (w/o Daytime Running Light) Hybrid Vehicle Immobiliser System Illumination Key Reminder and Light Reminder Buzzer Light Auto Turn Off SRS Taillight TOYOTA Hybrid System |
INSTRUMENT PANEL JUNCTION BLOCK RELAY IDENTIFICATION
| RELAY NUMBER | RELAY DESCRIPTION |
|---|---|
| A. | IG1 Relay |
| B. | ACC Relay |
| C. | Tail Relay |
| D. | Power Relay |
| E. | DEF Relay |
INSTRUMENT PANEL JUNCTION BLOCK FUSE IDENTIFICATION LEGEND
| Fuse | System | |
|---|---|---|
| 5A | ECU-IG | ABS Electric Tension Reducer EMPS Gateway System Navigation System Radiator Fan and Condenser Fan Shift Lock |
| 5A | PANEL | Illumination |
| 7.5A | ECU-B | Air Conditioning Combination Meter |
| 7.5A | ECU-B | Door Lock Control EMPS Gateway System Headlight (w/ Daytime Running Light) Hybrid Vehicle Immobiliser System Interior Light Key Reminder and Light Reminder Buzzer Light Auto Turn Off Power Window Theft Deterrent Wireless Door Lock Control |
| 7.5A | OBDII | Engine Control Theft Deterrent |
| 7.5A | TAIL | Key Reminder and Light Reminder Buzzer Light Auto Turn Off Taillight |
| 10A | ACC | Combination Meter Gateway System Navigation System Radio and Player Remote Control Mirror Shift Lock SRS |
| 10A | GAUGE | ABS Air Conditioning Back-Up Light Combination Meter Door Lock Control EMPS Engine Control Headlight (w/ Daytime Running Light) Key Reminder and Light Reminder Buzzer Light Auto Turn Off Navigation System Power Window Rear Window Defogger Seat Belt Warning Theft Deterrent TOYOTA Hybrid System Turn Signal and Hazard Warning Light Wireless Door Lock Control |
| 10A | HTR | Air Conditioning |
| 10A | SRS ACC | SRS |
| 15A | CIG | Cigarette Lighter |
| 15A | STOP | ABS Engine Control Shift Lock Stop Light |
| 15A | WASHER | Wiper and Washer |
| 20A | PWR1 | Power Window |
| 30A | DOOR | Door Lock Control Theft Deterrent Wireless Door Lock Control |
| 30A | POWER | Power Window |
| 30A | WIPER | Wiper and Washer |
| 40A | DEF | Rear Window Defogger |