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Engine Room Relay Block And Engine Room Junction Block

WARNING: This page is about a different car, the 2010 Lexus HS 250h. However, it is still accessible from the selected car via links, so may be relevant.

Engine Compartment Left  (See Figure)

Fig 1: Engine Room R/B And J/B Relay Locations
G07558309Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B RELAY IDENTIFICATION

RELAY DESCRIPTION
Fan Relay
IGCT Relay
Fig 2: Engine Room R/B And J/B Fuse & Relay Identification (Unit A - Side View)
G07558310Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B RELAY IDENTIFICATION (UNIT A)

RELAY DESCRIPTION
S-Horn Relay
ENGINE ROOM R/B AND J/B FUSE IDENTIFICATION LEGEND (UNIT A)

Fuse System
7.5A ABS MAIN NO. 2 ABS, TRAC and VSC
7.5A AM2 Hybrid System
Power Seat (Driver's Seat w/ Seat Position Memory)
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
7.5A ECU-B ABS, TRAC and VSC
Adaptive Front-Lighting System or Headlight Beam Level Control
Air Conditioning
Audio System (w/ LEXUS Navigation System), LEXUS Navigation System, LEXUS ENFORM and Parking Assist (Rear View Monitor) (w/o Wide-View Front Monitor)
Audio System (w/o LEXUS Navigation System) and Safety Connect
Automatic Light Control and Light Auto Turn Off System
Clock
Combination Meter and Headup Display
Door Lock Control
Dynamic Radar Cruise Control or Cruise Control
EPS
Front Fog Light
Front Wiper and Washer (w/ Auto Wiper System)
Garage Door Opener
Headlight
Headlight Cleaner
Hybrid System
Interior Light
Lane Keeping Assist
Parking Assist (Intuitive Parking Assist)
Power Seat (Driver's Seat w/ Seat Position Memory)
Power Tilt and Power Telescopic
Power Window
Pre-Collision System
Rear Sunshade
Rear Window Defogger and Mirror Heater
Remote Control Mirror (w/ Seat Position Memory)
Seat Belt Warning
Sliding Roof
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
SRS
Taillight and Illumination
Theft Deterrent
Tire Pressure Warning System
7.5A ECU-B2 Smart Access System with Push-Button Start and Luggage Compartment Door Opener
7.5A P CON MAIN Hybrid System
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
10A BATT FAN Hybrid System
10A DOME Automatic Glare-Resistant EC Mirror, Garage Door Opener and Compass
Garage Door Opener
Interior Light
Theft Deterrent
10A ECU-B3 Air Conditioning
Front Window Deicer
Rear Window Defogger and Mirror Heater
10A EFI NO. 2 Hybrid System
10A ETCS Hybrid System
10A H-LP LH HI Headlight
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
Theft Deterrent
10A H-LP RH HI Headlight
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
Theft Deterrent
10A IGCT NO. 2 Hybrid System
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
10A IGCT NO. 3 Air Conditioning
10A MAYDAY Audio System (w/ LEXUS Navigation System), LEXUS Navigation System, LEXUS ENFORM and Parking Assist (Rear View Monitor) (w/o Wide-View Front Monitor)
Audio System (w/o LEXUS Navigation System) and Safety Connect
10A MIR HTR Rear Window Defogger and Mirror Heater
10A OIL PMP Hybrid System
10A PCU Dynamic Radar Cruise Control or Cruise Control
Hybrid System
10A S-HORN Smart Access System with Push-Button Start and Luggage Compartment Door Opener
Theft Deterrent
10A TURN & HAZ Turn Signal and Hazard Warning Light
15A RAD NO. 1 Audio System (w/ LEXUS Navigation System), LEXUS Navigation System, LEXUS ENFORM and Parking Assist (Rear View Monitor) (w/o Wide-View Front Monitor)
Audio System (w/o LEXUS Navigation System) and Safety Connect
Parking Assist (Rear View Monitor and Wide-View Front Monitor)
20A ABS MAIN NO. 1 ABS, TRAC and VSC
20A EFI MAIN Hybrid System
20A H-LP HI MAIN Headlight
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
Theft Deterrent
20A IG2 Combination Meter and Headup Display
Hybrid System
Ignition
25A DOOR NO. 2 Door Lock Control
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
30A ABS MTR 1 ABS, TRAC and VSC
30A ABS MTR 2 ABS, TRAC and VSC
30A AMP NO. 1 Audio System (w/ LEXUS Navigation System), LEXUS Navigation System, LEXUS ENFORM and Parking Assist (Rear View Monitor) (w/o Wide-View Front Monitor)
Audio System (w/o LEXUS Navigation System) and Safety Connect
30A AMP NO. 2 Audio System (w/ LEXUS Navigation System), LEXUS Navigation System, LEXUS ENFORM and Parking Assist (Rear View Monitor) (w/o Wide-View Front Monitor)
Audio System (w/o LEXUS Navigation System) and Safety Connect
30A H-LP CLN Headlight Cleaner
30A IGCT Dynamic Radar Cruise Control or Cruise Control
Hybrid System
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
40A P/I 2 Automatic Light Control and Light Auto Turn Off System
Back-Up Light
Front Window Deicer
Headlight
Headlight Cleaner
Horn
Hybrid System
Rear Window Defogger and Mirror Heater
Smart Access System with Push-Button Start and Luggage Compartment Door Opener
Theft Deterrent
40A RDI Cooling Fan
50A HTR Air Conditioning
60A EPS EPS
125A DC/DC Automatic Light Control and Light Auto Turn Off System
Front Fog Light
Hybrid System
Taillight and Illumination
Theft Deterrent


Engine Compartment Left  (See Figure)

Fig 1: Engine Room R/B And J/B Connector Locations (Unit A - Back View)
G07558311Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Engine Room R/B And J/B Relay Connector Locations (Unit E)
G07558312Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002


Engine Compartment Left  (See Figure)

Fig 1: Engine Room R/B And J/B Connector Locations (Unit D)
G07558315Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002


Engine Compartment Left  (See Figure)

Fig 1: Engine Room R/B And J/B Relay Locations (Unit C)
G07558317Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B RELAY IDENTIFICATION (UNIT C)

RELAY DESCRIPTION
Oil PMP Relay
A/C W/P Relay
Fig 2: Engine Room R/B And J/B Relay Locations (Unit F)
G07558318Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ENGINE ROOM R/B AND J/B RELAY IDENTIFICATION (UNIT F)

RELAY DESCRIPTION
DRL Relay
DIM Relay