PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): TERMINALS OF ECU; 2019 - 2022 MY RAV4 HV [11/2018

Last Modified: 01-30-2024	6.11:8.1.0	Doc ID: RM100000001FPI7
Model Year Start: 2019	Model: RAV4 HV	Prod Date Range: [11/2018 - 10/2022]
Title: PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): TERMINALS OF ECU; 2019 - 2022 MY RAV4 HV [11/2018 - 10/2022]

TERMINALS OF ECU

PARKING ASSIST ECU

(a) Disconnect the N25 parking assist ECU connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.

Terminal No. (Symbol)	Wiring Color	Terminal Description	Condition	Specified Condition
N25-1 (+B) - N25-4 (GND1)	L - LA	Power source signal	Power switch off	11 to 14 V
N25-4 (GND1) - Body ground	LA - Body ground	Ground	Always	Below 1 Ω
N25-3 (IG) - N25-4 (GND1)	BE - LA	IG power source signal	Power switch on (IG)	11 to 14 V
N25-3 (IG) - N25-4 (GND1)	BE - LA	IG power source signal	Power switch off	Below 1 V
N25-2 (ACC) - N25-4 (GND1)	GR - LA	ACC power source signal	Power switch on (ACC)	11 to 14 V
N25-2 (ACC) - N25-4 (GND1)	GR - LA	ACC power source signal	Power switch off	Below 1 V

(d) Measure the voltage, resistance and waveform according to the value(s) in the table below.

Terminal No. (Symbol)	Wiring Color	Terminal Description	Condition	Specified Condition
N24-6 (RSW+) - N25-4 (GND1)	BE - LA	Terminal required by law	Panoramic image being displayed	0 to 2 V
N24-6 (RSW+) - N25-4 (GND1)	BE - LA	Terminal required by law	Panoramic image not being displayed	5.5 to 7.05 V
N24-7 (NS+) - N24-24 (NS-)	B - W	Video signal	Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image	Pulse generation (See waveform 3)
N24-8 (NSG) - Body ground	BR - Body ground	Shield ground	Always	Below 1 Ω
N24-10 (LCV+) - N24-35 (LGND)	W - G	Side television camera assembly LH display signal input	Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image	Pulse generation (See waveform 1)
N24-10 (LCV+) - N24-35 (LGND)	W - G	Side television camera assembly LH display signal input	Power switch on (IG), panoramic view monitor switch on, camera lens covered, blacking out screen	Pulse generation (See waveform 2)
N24-11 (SGND) - Body ground	BR - Body ground	Side television camera assembly LH ground (shield)	Always	Below 1 Ω
N24-12 (LCB+) - N24-35 (LGND)	B - G	Power source to side television camera assembly LH	Power switch on (IG)	5.5 to 7.05 V
N24-13 (BCV-) - N24-37 (BGND)	W - R	Front television camera assembly display ground	Always	Below 1 Ω
N24-14 (SGND) - Body ground	BR - Body ground	Front television camera assembly ground (shield)	Always	Below 1 Ω
N24-15 (BCB+) - N24-37 (BGND)	G - R	Power source to front television camera	Power switch on (IG)	5.5 to 7.05 V
N24-16 (RCV-) - N24-17 (RGND)	R - G	Side television camera assembly RH display ground	Always	Below 1 Ω
N24-17 (RGND) - Body ground	G - Body ground	Side television camera assembly RH display ground	Always	Below 1 Ω
N24-24 (NS-) - N25-4 (GND1)	W - LA	Video ground	Always	Below 1 Ω
N24-29 (CV+) - N24-32 (CGND)	B - G	Television camera assembly display signal input	Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image	Pulse generation (See waveform 1)
N24-29 (CV+) - N24-32 (CGND)	B - G	Television camera assembly display signal input	Power switch on (IG), panoramic view monitor switch on, camera lens covered, blacking out screen	Pulse generation (See waveform 2)
N24-30 (CV-) - N24-32 (CGND)	W - G	Television camera assembly display ground	Always	Below 1 Ω
N24-31 (SGND) - Body ground	B - Body ground	Television camera assembly ground (shield)	Always	Below 1 Ω
N24-32 (CGND) - Body ground	G - Body ground	Television camera assembly ground	Always	Below 1 Ω
N24-33 (CB+) - N24-32 (CGND)	R - G	Power source to television camera assembly	Power switch on (IG)	5.5 to 7.05 V
N24-34 (LCV-) - N24-35 (LGND)	R - G	Side television camera assembly LH display ground	Always	Below 1 Ω
N24-35 (LGND) - Body ground	G - Body ground	Side television camera assembly LH ground	Always	Below 1 Ω
N24-36 (BCV+) - N24-37 (BGND)	B - R	Front television camera assembly display signal input	Waveform 1: Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image	Pulse generation (See waveform 1)
N24-36 (BCV+) - N24-37 (BGND)	B - R	Front television camera assembly display signal input	Waveform 2: Power switch on (IG), panoramic view monitor switch on, camera lens covered, blacking out screen	Pulse generation (See waveform 2)
N24-37 (BGND) - Body ground	R - Body ground	Front television camera assembly display ground	Always	Below 1 Ω
N24-38 (RCV+) - N24-17 (RGND)	W - G	Side television camera assembly RH display signal input	Waveform 1: Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image	Pulse generation (See waveform 1)
N24-38 (RCV+) - N24-17 (RGND)	W - G	Side television camera assembly RH display signal input	Waveform 2: Power switch on (IG), panoramic view monitor switch on, camera lens covered, blacking out screen	Pulse generation (See waveform 2)
N24-39 (SGND) - Body ground	BR - Body ground	Side television camera assembly RH ground (shield)	Always	Below 1 Ω
N24-40 (RCB+) - N24-17 (RGND)	B - G	Power source to side television camera assembly RH	Power switch on (IG)	5.5 to 7.05 V
N25-11 (CANH)	GR	CAN communication line	-	-
N25-12 (CANL)	W	CAN communication line	-	-
N25-14 (REV) - N25-4 (GND1)	W - LA	Reverse signal input	Power switch on (IG), panoramic view monitor switch on, shift lever in R	Below 1 V
N25-14 (REV) - N25-4 (GND1)	W - LA	Reverse signal input	Power switch on (IG), panoramic view monitor switch on, shift lever except R	11 to 14 V
N25-15 (BLSW) - N25-4 (GND1)	G - LA	Panoramic view monitor switch signal	Power switch on (IG), panoramic view monitor switch off	5.5 to 6.5 V
N25-15 (BLSW) - N25-4 (GND1)	G - LA	Panoramic view monitor switch signal	Power switch on (IG), panoramic view monitor switch on	Below 1 V
N25-16 (MPOS) - N25-4 (GND1)*	L - LA	Outer rear view mirror status signal input	Power switch on (IG), retractable outer mirror switch on	Below 1 V
N25-16 (MPOS) - N25-4 (GND1)*	L - LA	Outer rear view mirror status signal input	Power switch on (IG), retractable mirror switch off	11 to 14 V

*: w/ Retract Mirror

(e) Using an oscilloscope, check the waveform.

*a	Waveform 1	*b	Waveform 2
*c	Synchronization Signal	*d	Video Waveform

(1) Waveform 1, 2

Measurement Condition

Item	Content
Terminal No. (Symbol)	N24-10 (LCV+) - N24-35 (LGND) N24-29 (CV+) - N24-32 (CGND) N24-36 (BCV+) - N24-37 (BGND) N24-38 (RCV+) - N24-17 (RGND)
Tool Setting	200 mV/DIV., 50 μsec./DIV.
Condition	Waveform 1: Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image Waveform 2: Power switch on (IG), panoramic view monitor switch on, camera lens covered, blacking out screen

HINT:

The video waveform changes according to the image sent by the television camera assembly.
The video waveform is constantly output when the power switch is on (ACC).

(2) Waveform 3

Item	Content
Measurement terminal	N24-7 (NS+) - N24-24 (NS-)
Measurement setting	200 mV/DIV., 50 μs./DIV.
Condition	Power switch on (IG), panoramic view monitor switch on, camera lens not covered, displaying image

*a	Waveform 3 (camera lens is not covered, displaying an image)
*b	Synchronization Signal
*c	Video Waveform

HINT:

The video waveform changes according to the image sent by the parking assist ECU.

RADIO AND DISPLAY RECEIVER ASSEMBLY (w/ Audio and Visual System)

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