Engine Room Relay Block Assembly And Engine Room Junction Block Assembly

Front Fender Apron LH (See Figure)

Fig 1: Engine Room R/B Fuse & Relay Locations

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

ENGINE ROOM R/B RELAY IDENTIFICATION

RELAY DESCRIPTION
MIR HTR Relay
MIR LP Relay
Deicer Relay
Stop Relay
EFI Main Relay
Inverter Relay
C/OPM Relay
IG2 Relay
F/PMP Relay
RR DEF Relay
RDI Fan No.1 Relay

ENGINE ROOM R/B ASSEMBLY AND ENGINE ROOM J/B ASSEMBLY FUSE IDENTIFICATION CHART

Fuse		System
7.5A	AM2	Air Conditioning
		Automatic Light Control and Light Auto Turn Off System
		Door Lock Control, Glass Hatch Opener, Back Door Opener (w/o Power Back Door) and Wireless Door Lock Control (w/o Smart Key System)
		Front Fog Light
		Headlight
		Hybrid System
		Interior Light
		Multi-Display and Parking Assist (Rear View Monitor w/o Navigation System)
		Power Back Door
		Power Window
		Seat Belt Warning
		Sliding Roof
		Smart Key System
		Taillight and Illumination
		Theft Deterrent
7.5A	ECU-B NO.2	Air Conditioning
7.5A	ECU-B NO.2	Cooling Fan
7.5A	S-HORN	Smart Key System
7.5A	S-HORN	Theft Deterrent
10A	CRT	Audio System (JBL), Navigation System and Parking Assist (Rear View Monitor w/Navigation System)
10A	DOME	Air Conditioning
		Audio System (Except JBL)
		Audio System (JBL), Navigation System and Parking Assist (Rear View Monitor w/Navigation System)
		Combination Meter
		Cooling Fan
10A	DOME	Door Lock Control, Glass Hatch Opener, Back Door Opener (w/o Power Back Door) and Wireless Door Lock Control (w/o Smart Key System)
		EPS
		Front Fog Light
		Fuel Lid Opener
		Garage Door Opener
		Headlight
		Hybrid System
		Interior Light
		Key Reminder (w/o Smart Key System)
		Multi-Display and Parking Assist (Rear View Monitor w/o Navigation System)
		Power Back Door
		Seat Belt Warning
		Sliding Roof
		Smart Key System
		SRS
		Taillight and Illumination
		Theft Deterrent
		Tire Pressure Warning System
		Vehicle Dynamics Integrated Management (for Hybrid Vehicle)
10A	ECU-B NO.1	Air Conditioning
		Audio System (Except JBL)
		Audio System (JBL), Navigation System and Parking Assist (Rear View Monitor w/Navigation System)
		Automatic Light Control and Light Auto Turn Off System
		Combination Meter
		Cooling Fan
		Door Lock Control, Glass Hatch Opener, Back Door Opener (w/o Power Back Door) and Wireless Door Lock Control (w/o Smart Key System)
		Engine Immobiliser System (w/o Smart Key System)
		EPS
		Front Fog Light
		Fuel Lid Opener
		Headlight
		Hybrid System
		Key Reminder (w/o Smart Key System)
		Multi-Display and Parking Assist (Rear View Monitor w/o Navigation System)
		Power Back Door
10A	ECU-B NO.1	Power Window
		Seat Belt Warning
		Sliding Roof
		Smart Key System
		SRS
		Taillight and Illumination
		Theft Deterrent
		Tire Pressure Warning System
		Vehicle Dynamics Integrated Management (for Hybrid Vehicle)
10A	EFI NO.1	Hybrid System
10A	EFI NO.1	Smart Key System
10A	EFI NO.2	Hybrid System
10A	EFI NO.3	Hybrid System
10A	G/H	Door Lock Control, Glass Hatch Opener, Back Door Opener (w/o Power Back Door) and Wireless Door Lock Control (w/o Smart Key System)
		Interior Light
		Smart Key System
10A	HORN	Horn
		Smart Key System
		Theft Deterrent
10A	HV MAIN	Hybrid System
10A	MIR HTR	Mirror Heater
10A	RR DEF	Rear Window Defogger
10A	ST	Hybrid System
10A	WIP-S	Air Conditioning
15A	ABS MAIN NO.3	Vehicle Dynamics Integrated Management (for Hybrid Vehicle)
15A	AMP	Audio System (JBL), Navigation System and Parking Assist (Rear View Monitor w/Navigation System)
15A	CAPACITER	Stop Light
15A	CAPACITER	Vehicle Dynamics Integrated Management (for Hybrid Vehicle)
15A	DEICER	Front Window Deicer
15A	ETCS	Hybrid System
15A	F/PMP	Hybrid System
15A	HAZ	Trailer Towing
15A	HAZ	Turn Signal and Hazard Warning Light
15A	H-LP LH HI	Headlight
15A	H-LP LH LO	Headlight
15A	H-LP RH HI	Headlight
15A	H-LP RH LO	Headlight
15A	INJ	Combination Meter
15A	INJ	Hybrid System
		Ignition
		Multi-Display and Parking Assist (Rear View Monitor w/o Navigation System)
20A	A/F	Hybrid System
20A	PWR OUTLET	Power Outlet (120V)
20A	RADIO NO.1	Audio System (Except JBL)
20A	RADIO NO.1	Audio System (JBL), Navigation System and Parking Assist (Rear View Monitor w/Navigation System)
20A	STRG LOCK	Smart Key System
25A	DOOR NO.1	Air Conditioning
		Automatic Light Control and Light Auto Turn Off System
		Door Lock Control, Glass Hatch Opener, Back Door Opener (w/o Power Back Door) and Wireless Door Lock Control (w/o Smart Key System)
		Front Fog Light
		Headlight
		Hybrid System
		Interior Light
		Key Reminder (w/o Smart Key System)
		Multi-Display and Parking Assist (Rear View Monitor w/o Navigation System)
		Power Back Door
		Power Window
		Seat Belt Warning
		Sliding Roof
		Smart Key System
		Taillight and Illumination
		Theft Deterrent
30A	EFI MAIN	Hybrid System
30A	HV R/B NO.1	Air Conditioning
		Audio System (JBL), Navigation System and Parking Assist (Rear View Monitor w/Navigation System)
		Back-Up Light
		Door Lock Control, Glass Hatch Opener, Back Door Opener (w/o Power Back Door) and Wireless Door Lock Control (w/o Smart Key System)
		EPS
		Hybrid System
		Interior Light
		Multi-Display and Parking Assist (Rear View Monitor w/o Navigation System)
		Power Back Door
		Smart Key System
30A	PBD	Power Back Door
30A	RR DEF	Rear Window Defogger
30A	TOWING	Trailer Towing
40A	RR CLR	Air Conditioning
50A	ABS NO.1	Vehicle Dynamics Integrated Management (for Hybrid Vehicle)
50A	ABS NO.2	Vehicle Dynamics Integrated Management (for Hybrid Vehicle)
50A	FAN NO.1	Cooling Fan
50A	FAN NO.2	Cooling Fan
50A	HTR	Air Conditioning
50A	PD	Automatic Light Control and Light Auto Turn Off System
		Headlight
		Smart Key System
		Theft Deterrent
80A	EPS	EPS
150A	DCDC	Automatic Light Control and Light Auto Turn Off System
		Front Fog Light
		Hybrid System
		Power Window
		Taillight and Illumination
		Theft Deterrent
		Trailer Towing

Fig 2: Engine Room R/B Fuse & Connector Locations (Unit A)

Engine Room R/B Fuse Identification Legend (Unit A)

See ENGINE ROOM R/B ASSEMBLY AND ENGINE ROOM J/B ASSEMBLY FUSE IDENTIFICATION CHART .