Nissan Pathfinder: Audio, Visual & Navigation System - Ecu Diagnosis Information

Nissan Pathfinder (R53) 2022-2025 Service Manual / Driver Information & Multimedia :: Audio, Visual & Navigation System / Intelligent Around View Monitor System / Ecu Diagnosis Information

Av Control Unit
Around View Monitor Control Unit

Av Control Unit Nissan Pathfinder Fifth generation

List of ECU Reference

ECU	Reference
AV control unit	Values on the Diagnosis Tool
	Reference Value
	Fail-Safe
	DTC Inspection Priority Chart
	DTC Index

Around View Monitor Control Unit Nissan Pathfinder Fifth generation

Values on the Diagnosis Tool

NOTE:

The following table includes information (items) inapplicable to this Nissan Pathfinder vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.

Monitor Item	Condition		Value/Status
REVERSE SIGNAL	Ignition switch ON	R position	On
REVERSE SIGNAL	Ignition switch ON	Other than R position	Off
CAMERA SWITCH SIGNAL	Ignition switch ON	When camera switch signal is input	On
CAMERA SWITCH SIGNAL	Ignition switch ON	Other than the above	Off
CAMERA OFF SIGNAL	Ignition switch ON	When camera OFF signal is input	On
CAMERA OFF SIGNAL	Ignition switch ON	Other than the above	Off
REAR CAMERA IMAGE SIGNAL	Ignition switch ON	When rear camera image signal input status is normal	OK
REAR CAMERA IMAGE SIGNAL	Ignition switch ON	When rear view camera image signal input status is not normal	NG
R-CAMERA COMM STATUS	Ignition switch ON	When communication status with rear camera is normal	OK
R-CAMERA COMM STATUS	Ignition switch ON	When communication status with rear camera is not normal	NG
R-CAMERA COMM LINE	Ignition switch ON	When communication line with rear camera is normal	OK
R-CAMERA COMM LINE	Ignition switch ON	When communication line with rear camera is not normal	NG
F-CAMERA IMAGE SIGNAL	Ignition switch ON	When front camera image signal input status is normal	OK
F-CAMERA IMAGE SIGNAL	Ignition switch ON	When front camera image signal input status is not normal	NG
F-CAMERA COMM STATUS	Ignition switch ON	When communication status with front camera is normal	OK
F-CAMERA COMM STATUS	Ignition switch ON	When communication status with front camera is not normal	NG
F-CAMERA COMM LINE	Ignition switch ON	When communication line with front camera is normal	OK
F-CAMERA COMM LINE	Ignition switch ON	When communication line with front camera is not normal	NG
Left camera image signal	Ignition switch ON	When side camera LH image signal input status is normal	OK
Left camera image signal	Ignition switch ON	When side camera LH image signal input status is not normal	NG
Left camera comm status	Ignition switch ON	When communication status with side camera LH is normal	OK
Left camera comm status	Ignition switch ON	When communication status with side camera LH is not normal	NG
Left camera line	Ignition switch ON	When communication line with side camera LH is normal	OK
Left camera line	Ignition switch ON	When communication line with side camera LH is not normal	NG
Right camera image signal	Ignition switch ON	When side camera RH image signal input status is normal	OK
Right camera image signal	Ignition switch ON	When side camera RH image signal input status is not normal	NG
Right camera comm status	Ignition switch ON	When communication status with side camera RH is normal	OK
Right camera comm status	Ignition switch ON	When communication status with side camera RH is not normal	NG
Right camera line	Ignition switch ON	When communication line with side camera RH is normal	OK
Right camera line	Ignition switch ON	When communication line with side camera RH is not normal	NG
FOLDING MOTOR VOLT 1	Ignition switch ON	Passenger side door mirror is in expanded status	On
FOLDING MOTOR VOLT 1	Ignition switch ON	Passenger side door mirror is in retracted status	Off
FOLDING MOTOR VOLT 1	Ignition switch ON	Passenger side door mirror is in retracted status	Off
FOLDING MOTOR VOLT 1	Ignition switch ON	Passenger side door mirror is in expanded status	On
Image output [On/Off]	Ignition switch ON	When camera image displayed	On
Image output [On/Off]	Ignition switch ON	When camera image not displayed	Off
Power supply state	Ignition switch ON		State6
Nissan Pathfinder Vehicle speed [KPH]	While driving		Input value of Nissan Pathfinder vehicle speed signal

Reference Value

TERMINAL LAYOUT

PHYSICAL VALUES

Terminal (Wire color)		Description		Condition	Reference value (Approx.)
+	–	Signal name	Input/Output	Condition	Reference value (Approx.)
3 (BR)	—	CAN-High	Input/Output	—	—
5 (Y)	—	CAN-Low	Input/Output	—	—
6 (BR)	—	CAN-High	Input/Output	—	—
9 (R)	—	Mirror close signal	Input	—	—
16 (B)	Ground	Ground	—	[Ignition switch ON]	0 V
17 (BG)	16 (B)	ACC power supply	Input	[Ignition switch ACC]	Battery voltage
20 (P)	—	CAN-Low	Input/Output	—	—
21 (BR)	—	CAN-High	Input/Output	—	—
23 (W)	—	CAN-Low	Input/Output	—	—
25 (SB)	—	Mirror open signal	Input	—	—
33 (B)	34 (Shield)	LVDS (Side camera LH)	Input/Output	—	—
34 (Shield)	—	LVDS side camera LH shield	—	—	—
35 (B)	36 (Shield)	LVDS (Side camera RH)	Input/Output	—	—
36 (Shield)	—	LVDS side camera RH shield	—	—	—
37 (B)	38 (Shield)	LVDS (Rear camera)	Input/Output	—	—
38 (Shield)	—	LVDS rear camera shield	—	—	—
39 (B)	40 (Shield)	LVDS (Front camera)	Input/Output	—	—
40 (Shield)	—	LVDS front camera shield	—	—	—
42 (R)	—	LVDS (-)	—	—	—
43 (L)	42 (R)	LVDS (+)	Input/Output	—	—
45 (Shield)	—	LVDS shield	—	—	—

Fail-safe

DTC Display contents of CONSULT	Fail-safe condition
B2A04-51: Calibration	Unmatched icon display (red) is displayed (applicable for unmatched camera only). MOD (Moving Object Detection) function is stopped.
B2A05-44: Configuration	MOD (Moving Object Detection) function is stopped.
B2A05-45: Configuration
B2A05-46: Configuration
B2A05-49: Configuration
B2A05-55: Configuration	On applicable camera screen marking (Red) is displayed. MOD (Moving Object Detection) function is stopped.
B2A07-86: Steering angle sensor	Predicted course line is not displayed. MOD (Moving Object Detection) function is cancel.
B2A0A-86: Sonar control unit	Parking sensor error is displayed.
B2A0B-86: Nissan Pathfinder Vehicle speed sensor	The around view monitor screen does not disappear even when the Nissan Pathfinder vehicle speed exceeds 10 km/h (6.2 MPH). MOD (Moving Object Detection) function is cancel.
B2A0C-86: TCU	Front camera image and rear camera image are not displayed (black screen display). Rear view is not displayed even if the shift position is reversed. MOD (Moving Object Detection) function is cancel.
B2A1A-13: Rear camera	Camera image may not be displayed. MOD (Moving Object Detection) function is stopped.
B2A1A-31: Rear camera	Camera image not displayed. MOD (Moving Object Detection) function is stopped.
B2A1B-13: Side camera RH	Camera image may not be displayed. MOD (Moving Object Detection) function is stopped.
B2A1B-31: Side camera RH	Camera image not displayed. MOD (Moving Object Detection) function is stopped.
B2A1C-13: Front camera	Camera image may not be displayed. MOD (Moving Object Detection) function is stopped.
B2A1C-31: Front camera	Camera image not displayed. MOD (Moving Object Detection) function is stopped.
B2A1D-13: Side camera LH	Camera image may not be displayed. MOD (Moving Object Detection) function is stopped.
B2A1D-31: Side camera LH	Camera image not displayed. MOD (Moving Object Detection) function is stopped.
B2A1F-16: Camera power supply	Camera image not displayed. MOD (Moving Object Detection) function is stopped.
B2A2C-A2: Power supply
B2A2C-A3: Power supply
U2141-87:CAN comm err (TCM)	Rear/front view is black screen (Bird-eye/Side view is displayed). Rear view is not displayed even if shift lever is in R position. MOD (Moving Object Detection) function does not operate.
U2148-87: CAN comm err (brake control unit)	The screen does not disappear even when the Nissan Pathfinder vehicle speed is 10 km/h (6.2 MPH) or more. MOD (Moving Object Detection) function does not operate.
U214E-87: CAN comm err (combination meter)	MOD (Moving Object Detection) settings cannot be changed.
U214F-87: CAN comm err (BCM)	Camera image is not displayed. MOD (Moving Object Detection) function does not operate.
U2152-87: CAN comm err (ADAS control unit)	―
U2154-87: CAN comm err (MIU)	Camera image is not displayed. MOD (Moving Object Detection) function does not operate.
U2156-87: CAN comm err (steering angel sensor)	Predicted course line is not displayed. MOD (Moving Object Detection) function does not operate.
U215B–87: CAN comm err (IPDM E/R)	―
U2165-87: CAN comm err (sonar)	Parking sensor error is displayed.
U2265-87: CAN comm err (sonar)	―
U2354-87: CAN comm err (MIU)	Camera image is not displayed. MOD (Moving Object Detection) function does not operate.
U236E-87: CAN comm err (side radar)	Yellow frame of RCTA is not displayed.
U2A04-88: Comm Bus Off ITS1-FD	Camera image is not displayed. MOD (Moving Object Detection) function does not operate.
U2A05-88: Comm Bus Off ITS4-FD
U2A08-88: Comm Bus Off ITS3-FD	―
U1327-52: MAC Key update
U1327-54: MAC Key update
U214F-57 : CAN comm err (BCM)	Camera image is not displayed. MOD (Moving Object Detection) function does not operate.
U2152-57: CAN comm err (ADAS control unit)	―
U2176-57 : CAN comm err (CCM/ST angle sensor)	―

DTC Inspection Priority Chart

If multiple DTCs are detected simultaneously, check them one by one depending on the following DTC inspection priority chart.

Priority	Detected items (DTC)
1	B2A2C-A2: Power supply B2A2C-A3: Power supply
2	U1327-54: MAC Key update
3	U1327-52: MAC Key update
4	U2141-87: CAN comm err (TCM) U2148-87: CAN comm err (brake control unit) U214E-87: CAN comm err (combination meter) U214F-57: CAN comm err (BCM) U214F-87: CAN comm err (BCM) U2152-57: CAN comm err (ADAS control unit) U2152-87: CAN comm err (ADAS control unit) U2154-87: CAN comm err (MIU) U2156-87: CAN comm err (steering angel sensor) U215B–87: CAN comm err (IPDM E/R) U2165-87: CAN comm err (sonar) U2176-57: CAN comm err (CCM/ST angle sensor) U2265-87: CAN comm err (sonar) U2354-87: CAN comm err (MIU) U236E-87: CAN comm err (side radar) U2A04-88: Comm Bus Off ITS1-FD U2A05-88: Comm Bus Off ITS4-FD U2A08-88: Comm Bus Off ITS3-FD
5	B2A04-51: Calibration B2A05-44: Configuration B2A05-45: Configuration B2A05-46: Configuration B2A05-49: Configuration B2A05-55: Configuration B2A07-86: Steering angle sensor B2A0A-86: Sonar control unit B2A0B-86: Nissan Pathfinder Vehicle speed sensor B2A0C-86: TCU B2A1F-16: Camera power supply
6	B2A1A-13: Rear camera B2A1A-31: Rear camera B2A1B-13: Side camera RH B2A1B-31: Side camera RH B2A1C-13: Front camera B2A1C-31: Front camera B2A1D-13: Side camera LH B2A1D-31: Side camera LH

DTC Index

CONSULT display	Reference page
B2A04-51: Calibration	DTC Description
B2A05-44: Configuration	DTC Description
B2A05-45: Configuration
B2A05-46: Configuration
B2A05-49: Configuration
B2A05-55: Configuration
B2A07-86: Steering angle sensor	DTC Description
B2A0A-86: Sonar control unit	DTC Description
B2A0B-86: Nissan Pathfinder Vehicle speed sensor	DTC Description
B2A0C-86: TCU	DTC Description
B2A1A-13: Rear camera	DTC Description
B2A1A-31: Rear camera	DTC Description
B2A1B-13: Side camera RH	DTC Description
B2A1B-31: Side camera RH	DTC Description
B2A1C-13: Front camera	DTC Description
B2A1C-31: Front camera	DTC Description
B2A1D-13: Side camera LH	DTC Description
B2A1D-31: Side camera LH	DTC Description
B2A1F-16: Camera power supply	DTC Description
B2A2C-A2: Power supply	DTC Description
B2A2C-A3: Power supply	DTC Description
U1327-52: MAC Key update	DTC Description
U1327-54: MAC Key update	DTC Description
U2141-87:CAN comm err (TCM)	DTC Description
U2148-87: CAN comm err (brake control unit)	DTC Description
U214E-87: CAN comm err (combination meter)	DTC Description
U214F-57: CAN comm err (BCM)	DTC Description
U214F-87: CAN comm err (BCM)	DTC Description
U2152-57: CAN comm err (ADAS control unit)	DTC Description
U2152-87: CAN comm err (ADAS control unit)	DTC Description
U2154-87: CAN comm err (MIU)	DTC Description
U2156-87: CAN comm err (steering angel sensor)	DTC Description
U215B–87: CAN comm err (IPDM E/R)	DTC Description
U2165-87: CAN comm err (sonar)	DTC Description
U2176-57: CAN comm err (CCM/ST angle sensor)	DTC Description
U2265-87: CAN comm err (sonar)	DTC Description
U2354-87: CAN comm err (MIU)	DTC Description
U236E-87: CAN comm err (side radar)	DTC Description
U2A04-88: Comm Bus Off ITS1-FD	DTC Description
U2A05-88: Comm Bus Off ITS4-FD	DTC Description
U2A08-88: Comm Bus Off ITS3-FD	DTC Description