Engine Room Relay Blocks
NOTE:
Three relay blocks are located in engine compartment. See Fig 1. For description of electrical power distribution, see Fig 2.
Component Locations
- Daytime running light relay No. 3 is located at left side of engine compartment. See Fig 1. For wiring diagram of daytime running light relay No. 3 circuit, see HEADLIGHTS in appropriate SYSTEM WIRING DIAGRAMS article.
- Daytime running light relay No. 4 is located at left side of engine compartment. See Fig 1. For wiring diagram of daytime running light relay No. 4 circuit, see HEADLIGHTS in appropriate SYSTEM WIRING DIAGRAMS article.
- Headlight cleaner control relay is located at left side of engine compartment. See Fig 1. For wiring diagram of headlight cleaner control relay circuit, see WIPER/WASHER in appropriate SYSTEM WIRING DIAGRAMS article.
- Engine compartment No. 1 relay block is located at right rear of engine compartment. See Fig 1. For identification of No. 1 relay block components, see Fig 3. For identification of No. 1 relay block protected circuits, see table below. For wiring diagrams of related circuits, see appropriate SYSTEM WIRING DIAGRAMS article.
- Engine compartment No. 2 relay block is located at left side of engine compartment. See Fig 1. For identification of No. 2 relay block components, see Fig 4. For wiring diagrams of engine compartment No. 2 relay block circuits, see appropriate SYSTEM WIRING DIAGRAMS article.
- Engine compartment No. 3 relay block is located at left side of engine compartment. See Fig 1. For identification of components, see Fig 5. For identification of No. 3 relay block protected circuits, see table below. For wiring diagrams of No. 3 relay block circuits, see appropriate SYSTEM WIRING DIAGRAMS article.
ENGINE COMPARTMENT RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| Daytime Running Light Relay No.3 and No.4 |
| Headlight Cleaner Control Relay |
ENGINE COMPARTMENT NO. 1 RELAY BLOCK RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| EFI Relay |
| STARTER Relay |
| ENG Main Relay |
| Head LP Relay |
ENGINE COMPARTMENT NO. 1 RELAY BLOCK FUSE IDENTIFICATION LEGEND
| Fuse | System | |
|---|---|---|
| 5A | ALT-S | Charging |
| 10A | HORN | Horn Multiplex Communication System Theft Deterrent and Door Lock Control |
| 10A | TURN-HAZ | Turn Signal and Hazard Warning Light |
| 15A | AM2 | Engine Control (2JZ-GE) Engine Control (3UZ-FE) Starting and Ignition (2JZ-GE) Starting and Ignition (3UZ-FE) |
| 15A | ETCS | Cruise Control (2JZ-GE) Cruise Control (3UZ-FE) Engine Control (2JZ-GE) Engine Control (3UZ-FE) |
| 15A | H-LP L LWR | Headlight |
| 15A | H-LP R LWR | Fog Light Headlight Multiplex Communication System |
| 15A | TEL | Cellular Mobile Telephone |
| 20A | D FR | Automatic Light Control Interior Light Key Reminder and Seat Belt Warning Light Auto Turn Off Multiplex Communication System Power Seat (Driver's Seat w/ Driving Position Memory) Power Tilt and Power Telescopic Power Window Remote Control Mirror Theft Deterrent and Door Lock Control Wireless Door Lock Control |
| 20A | P FR | Interior Light Light Auto Turn Off Multiplex Communication System Power Seat (Driver's Seat w/ Driving Position Memory) Power Window Remote Control Mirror Theft Deterrent and Door Lock Control Wireless Door Lock Control |
| 25A | EFI | Cruise Control (2JZ-GE) Cruise Control (3UZ-FE) Electronically Controlled Transmission and A/T Indicator (2JZ-GE) Electronically Controlled Transmission and A/T Indicator (3UZ-FE) |
| 25A | EFI | Engine Control (2JZ-GE) Engine Control (3UZ-FE) Engine Immobiliser System (2J2-GE) Engine Immobiliser System (3UZ-FE) |
| 30A | CDS FAN | Radiator Fan and Condenser Fan |
| 30A | DRL NO.1 | Headlight |
| 30A | DRL NO.2 | Headlight |
| 30A | H-LP CLN | Headlight Cleaner |
| 30A | RADIO NO.1 | Radio and Player (Except MARK LEVINSON) Radio and Player (MARK LEVINSON) |
| 30A | RDI FAN | Radiator Fan and Condenser Fan |
| 40A | ABS NO.2 | VSC |
| 40A | MAIN | Automatic Light Control Headlight Headlight Beam Level Control Headlight Cleaner Light Auto Turn Off Multiplex Communication System Starting and Ignition (2JZ-GE) Starting and Ignition (3UZ-FE) Theft Deterrent and Door Lock Control |
| 50A | FAN MAIN | Radiator Fan and Condenser Fan |
| 50A | HEATER | Automatic Air Conditioning |
| 60A | ABS NO.1 | VSC |
| 120A | ALT | Automatic Light Control Charging Engine Control (2JZ-GE) Engine Control (3UZ-FE) Illumination Light Auto Turn Off Multiplex Communication System Radiator Fan and Condenser Fan Rear Window Defogger and Mirror Heater Seat Heater Taillight Theft Deterrent and Door Lock Control |
ENGINE COMPARTMENT NO. 2 RELAY BLOCK RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| ABS Motor Relay |
| TRAC Motor Relay |
| ABS SOL Relay |
| Horn Relay |
ENGINE COMPARTMENT NO. 3 RELAY BLOCK RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| Fan No. 3 Relay |
| Fan No. 2 Relay |
| Fan No. 1 Relay |
| A/C COMP Relay |
| Dimmer DRL No. 2 Relay |
ENGINE COMPARTMENT NO. 3 RELAY BLOCK FUSE IDENTIFICATION LEGEND
| Fuse | System | |
|---|---|---|
| 15A | H-LP L UPR | Headlight |
| 15A | H-LP R UPR | Headlight |