Nissan Pathfinder: Meter, Warning Lamp & Indicator - Ecu Diagnosis Information

Nissan Pathfinder (R53) 2022-2025 Service Manual / Driver Information & Multimedia :: Meter, Warning Lamp & Indicator / Full Tft Meter / Ecu Diagnosis Information

Combination Meter ➤ Nissan Pathfinder 2025

Head up Display 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
Main switch	[Ignition switch ON]	Head Up Display main switch is push	On
Main switch	[Ignition switch ON]	Other than above	Off
Backlight power	[Ignition switch ON]		0 – 100.0
Light sensor intensity	[Ignition switch ON]		0.0 – 100000.0
Display temperature	[Ignition switch ON]		–40 – 145
Mirror status	[Ignition switch ON]	Mirror is open	Open
Mirror status	[Ignition switch ON]	Mirror is close	Close
Display status	[Ignition switch ON]		On
Display status	[Ignition switch ON]		Off
Login user No.	[Ignition switch ON]		Guest
			User1
			User2
			User3
			User4
			User5
Keylink activation	[Ignition switch ON]		On
Keylink activation	[Ignition switch ON]		Off
Backlight temp	[Ignition switch ON]		–40 – 145
TSR activation	[Ignition switch ON]		Unknown
			On
			Off
			Not Used
HUD mirror deployment	[Ignition switch ON]	HUD mirror is deployed	On
HUD mirror deployment	[Ignition switch ON]	HUD mirror is not deployed	Off
IT activation	[Ignition switch ON]		Unknown
			On
			Off
			Not Used
TBT activation	[Ignition switch ON]		Unknown
			On
			Off
			Not Used
ADAS activation	[Ignition switch ON]		Unknown
			On
			Off
			Not Used
HUD activation	[Ignition switch ON]		Unknown
			On
			Off
			Not Used
Auto dimming	[Ignition switch ON]		On
Auto dimming	[Ignition switch ON]		Off
TEL/SMS activation	[Ignition switch ON]		On
TEL/SMS activation	[Ignition switch ON]		Off
Ignition power supply	[Ignition switch ON]		On
Ignition power supply	[Ignition switch OFF]		Off
Battery voltage	[Ignition switch OFF]		6 - 18
Speed display request	[Ignition switch ON]		0 - 253
Cruise disp	[Ignition switch ON]	Speed limit display :ON	SL On
		Speed limit display :OFF	SL OFF
		Speed limit display is malfunction.	SL error
		Cruise control display :ON	CC On
		Cruise control display :OFF	CC Off
		Cruise control display is malfunction.	CC error
		ASCD is not equipped	No equip
		Other than above	Off
Over speed ind req (cruise)	[Ignition switch ON]	Over speed indicator (cruise) ON	On
Over speed ind req (cruise)	[Ignition switch ON]	Over speed indicator (cruise) OFF	Off
Over speed alert (SL)	[Ignition switch ON]	Over speed warning (speed limit) ON	On
Over speed alert (SL)	[Ignition switch ON]	Over speed warning (speed limit) OFF	Off
Converted speed display req	[Ignition switch ON]	Converted speed display ON	On
Converted speed display req	[Ignition switch ON]	Converted speed display OFF	Off
Rain symbol display request	[Ignition switch ON]	Rain symbol display ON	On
Rain symbol display request	[Ignition switch ON]	Rain symbol display OFF	Off
Sub sign 2	[Ignition switch ON]		Off
			Generic
			Snow
			Towing
			Arrow L
			Arrow R
			Truck
			Not Used
Traffic sign 3	[Ignition switch ON]		Traffic Sign1 -29
			Off
			No over
			End no
Sub sign 1	[Ignition switch ON]		Off
			Generic
			Snow
			Towing
			Arrow L
			Arrow R
			Truck
			Not Used
Over speed display request	[Ignition switch ON]	Over speed display ON	On
Over speed display request	[Ignition switch ON]	Over speed display OFF	Off
Sub sign 3	[Ignition switch ON]		Off
			Generic
			Snow
			Towing
			Arrow L
			Arrow R
			Truck
			Not Used
Speed sign display request	[Ignition switch ON]	Speed sign display ON	On
Speed sign display request	[Ignition switch ON]	Speed sign display OFF	Off
Sign type 1	[Ignition switch ON]	Traffic sign END	End
Sign type 1	[Ignition switch ON]	Other than above	Normal
Sign type 2	[Ignition switch ON]	Traffic sign END	End
Sign type 2	[Ignition switch ON]	Other than above	Normal
Backlight	[Ignition switch ON]	Backlight :Daytime mode	Day
		Backlight :Twilight mode	Twilight
		Backlight :Night mode	Night
		Other than above	Unknown
Nissan Pathfinder Vehicle warning status	[Ignition switch ON]	Nissan Pathfinder Vehicle warning ON	R3
			D3
			D3 R3
		Other than above	Off
Speed unit	[Ignition switch ON]		km/h
Speed unit	[Ignition switch ON]		MPH
Max night light	[Ignition switch ON]		0.0 ‐ 100.0%
External Temperature	[Ignition switch ON]		–50 ‐ 70 deg
Nissan Pathfinder Vehicle speed display value	[Ignition switch ON]		0 ‐ 510 km
Up/down request	[Ignition switch ON] On Head Up Display setting screen of the combination	UP switch is pushed	Up
		DOWN switch is pushed	Down
		Reset switch is pushed	Reset
		Other than above	No req
Meter language	[Ignition switch ON]		Displays selected language.
HUD rotation request	[Ignition switch ON] On Head Up Display setting screen of the combination	HUD rotation is not requested	No req
		HUD rotation request	Step1 ‐ 21
		Reset switch is pushed	Reset
		Other than above	Not used
IT activation request	[Ignition switch ON]	IT activation request :ON	On
		IT activation request :OFF	Off
		IT activation request :Reset	Reset
		Other than above	No req
TSR activation request	[Ignition switch ON]	TSR activation request :ON	On
		TSR activation request :OFF	Off
		TSR activation request :Reset	Reset
		Other than above	No req
ADAS activation request	[Ignition switch ON]	ADAS activation request :ON	On
		ADAS activation request :OFF	Off
		ADAS activation request :Reset	Reset
		Other than above	No req
TBT activation request	[Ignition switch ON]	Turn by turn activation request :ON	On
		Turn by turn activation request :OFF	Off
		Turn by turn activation request :Reset	Reset
		Other than above	No req
TEL/SMS activation request	[Ignition switch ON]	TEL/SMS activation request :ON	On
		TEL/SMS activation request :OFF	Off
		TEL/SMS activation request :Reset	Reset
		Other than above	No req
MM auto ACC 2	[Ignition switch ON]	Displays the multimedia auto ACC status.	Down
			Message
			Manual
			Work
Nissan Pathfinder Vehicle status	[Ignition switch ON]	Displays the Nissan Pathfinder vehicle status.	Sleep
			Cut off
			AutoACC
			Ignition
			Start
			Auto
			Stop
		Other than above	Unknown
Delivery mode	[Ignition switch ON]	Displays the delivery mode.	Custom
			Level1
			Level2
		Other than above	Not Used
GADE	[Ignition switch ON]	Displays the GADE type.	Type1
			Type2
			Type3
			Type4
			Type5
		Other than above	Unknown
Key link	[Ignition switch ON]	I-Key link number recognized by Head Up Display unit is displayed.	No.1
			No.2
			No.3
			No.4
		Other than above	No
User setting copy target	[Ignition switch ON]	Displays the user setting copy target.	No.1
			No.2
			No.3
			No.4
			No.5
			Guest
		Other than above	Off
User setting copy source	[Ignition switch ON]	Displays the User setting copy source.	No.1
			No.2
			No.3
			No.4
			No.5
			Guest
		Other than above	Off
User setting copy request	[Ignition switch ON]	User setting copy request :ON	On
User setting copy request	[Ignition switch ON]	Other than above	No req
User1 registration state	[Ignition switch ON]	User 1 registration :ON	On
User1 registration state	[Ignition switch ON]	Other than above	Off
User2 registration state	[Ignition switch ON]	User 2 registration :ON	On
User2 registration state	[Ignition switch ON]	Other than above	Off
User3 registration state	[Ignition switch ON]	User 3 registration :ON	On
User3 registration state	[Ignition switch ON]	Other than above	Off
Keylink activation	[Ignition switch ON]	Key link activation :ON	On
Keylink activation	[Ignition switch ON]	Other than above	Off
Key link initialization	[Ignition switch ON]	Key link initialization is in progress	Progress
Key link initialization	[Ignition switch ON]	Key link initialization is completed	Complete
User4 registration state	[Ignition switch ON]	User 4 registration :ON	On
User4 registration state	[Ignition switch ON]	Other than above	Off
User5 registration state	[Ignition switch ON]	User 5 registration :ON	On
User5 registration state	[Ignition switch ON]	Other than above	Off
Current user	[Ignition switch ON]	Displays the current user.	No.1
			No.2
			No.3
			No.4
			No.5
			Guest
FEB alert request	[Ignition switch ON]	AEB warning :ON	On
FEB alert request	[Ignition switch ON]	Other than above	No req
Driver warning status display	[Ignition switch ON]	Driver warning status display :ON	On
		Driver warning status display :OFF	Off
		Other than above	Not Used
LDW lane display	[Ignition switch ON]	LDW lane display :Right	Right
		LDW lane display :Left	Left
		LDW lane display :Left and right	Both
		Other than above	Off
FEB cyclist alert req	[Ignition switch ON]	AEB cyclist alert :ON	On
FEB cyclist alert req	[Ignition switch ON]	Other than above	Off
FEB Nissan Pathfinder vehicle alert req	[Ignition switch ON]	AEB vehicle alert :Approach	Approach
		AEB Nissan Pathfinder vehicle alert :Collision	Collision
		AEB vehicle alert :OFF	Off
		Other than above	Not Used
FEB pedestrian alert req	[Ignition switch ON]	AEB pedestrian alert :ON	On
FEB pedestrian alert req	[Ignition switch ON]	Other than above	Off
ADAS mode display	[Ignition switch ON]	Driver assistance mode :ASCD	ASCD
		Driver assistance mode :ICC	ICC
		Driver assistance mode :ProPILOT Assist	PP
		Other than above	Unknown
ICC status display	[Ignition switch ON]	ICC status display :ON	On
		ICC status display :Wait	Wait
		ICC status display :Suspend	Suspend
		Other than above	Off
ICC malfunction display	[Ignition switch ON]	ICC temporary malfunction display :ON	Tempo
		ICC permanent malfunction display :ON	Perma
		ICC malfunction display :OFF	Off
		Other than above	Not used
ICC target distance display	[Ignition switch ON]	ICC target distance display :Long	Long
		ICC target distance display :Middle	Middle
		ICC target distance display :Short	Short
		ICC target distance display :Very short	V short
		Other than above	Off
ICC speed override display	[Ignition switch ON]	ICC speed override display :ON	On
ICC speed override display	[Ignition switch ON]	Other than above	Off
ICC distance override disp	[Ignition switch ON]	ICC distance override display :ON	On
ICC distance override disp	[Ignition switch ON]	Other than above	Off
ICC target distance alert	[Ignition switch ON]	ICC target distance alert :Approach	Approach
		ICC target distance alert :Collision	Collision
		ICC target distance alert :Cancel	Cancel
		Other than above	Off
ICC dynamic target distance	[Ignition switch ON]		0 – 255
ICC speed setting	[Ignition switch ON]		0 – 255
ICC distance setting	[Ignition switch ON]	ICC distance setting :Long	Long
		ICC distance setting :Middle	Middle
		ICC distance setting :Short	Short
		ICC distance setting :Very short	V short
		Other than above	Off
LCA steering wheel display	[Ignition switch ON]	LCA steering wheel display :Cancel	Cancel
		LCA steering wheel display :Temporary	Tempo
		LCA steering wheel display :Active	Active
		Other than above	Not used
LCA status display	[Ignition switch ON]	LCA status display :Not active	Not act
		LCA status display :Active	Active
		LCA status display :OFF	Off
		Other than above	Not used
LCA override display	[Ignition switch ON]	LCA override display :ON	On
LCA override display	[Ignition switch ON]	Other than above	Off
LCA malfunction display	[Ignition switch ON]	LCA temporary malfunction display :ON	Tempo
		LCA permanent malfunction display :ON	Perma
		LCA malfunction display :OFF	Off
		Other than above	Not used
LDP alert status	[Ignition switch ON]	I-LI alert :Right	Right
		I-LI alert :Left	Left
		I-LI alert :OFF	Off
		Other than above	Not used
Current calibration	[Ignition switch ON]		1 – 6
Calibration status 1	[Ignition switch ON]	Calibration 1 is adjusted	Adjusted
Calibration status 1	[Ignition switch ON]	Other than above	No adjust
Calibration status 2	[Ignition switch ON]	Calibration 2 is adjusted	Adjusted
Calibration status 2	[Ignition switch ON]	Other than above	No adjust
Calibration status 3	[Ignition switch ON]	Calibration 3 is adjusted	Adjusted
Calibration status 3	[Ignition switch ON]	Other than above	No adjust
LDW alert status	[Ignition switch ON]	LDW alert :Right	Right
		LDW alert :Left	Left
		LDW alert :OFF	Off
		Other than above	Not used
EAPM alert display	[Ignition switch ON]	EAPM alert display :ON	On
EAPM alert display	[Ignition switch ON]	Other than above	Off

Reference Value

TERMINAL LAYOUT

PHYSICAL VALUES

Terminal (Wire color)		Description		Condition	Value (Approx.)
+	–	Signal name	Input/Output	Condition	Value (Approx.)
3 (GR)	Ground	CAN-High	Input/Output	—	—
5 (V)	Ground	CAN-Low	Input/Output	—	—
9 (LA/P)	Ground	Ignition switch power supply	Supply	Ignition switch ON	Battery voltage
12 (SB)	Ground	AV communication high	Input/Output	—	—
13 (P)	Ground	Head up display switch	Input	Ignition switch ON	Battery voltage
14 (LG)	Ground	AV communication low	Input/Output	—	—
16 (B)	Ground	Ground	Input	Ignition switch ON	0 V

Fail-safe

The Head Up Display (HUD) activates the fail-safe control according to the detected malfunction.

DTC	Fail-safe condition
B22A0-46	The mirror is shifted to the closed condition and the back light turned off and the operation is continued.
B22A0-49	The back light turned off and the operation is continued. Operation is continued at a brightness that minimum input from the built-in illuminance sensor. Reset HUD software (Restart HUD system). Stop CAN communication. Turn OFF contents HUD display which disrupted signal.
B22A0-4B	The mirror is shifted to the closed condition until the temperature of the TFT display drops to the specified temperature, and the operation is continued.
B22A0-52	No fail-safe (HUD display with default calibration value).
B22A0-54
B22A0-57
B22A1-23	The HUD display can not be switched ON/OFF.
B22A2-A2	—
B22A2-A3	—
U2118-87	CAN communication does not function.
U2140-87
U2148-87
U214E-87
U214F-87
U2152-87
U2154-87
U215B-87
U216B-87

Protection Function

LED protection function

The Head Up Display unit monitors the LED display temperature, and limits and protects the brightness of the backlight when the LED temperature becomes high temperature.

Conditions		Function	Cancellation condition
Head Up Display unit LED temperature	248 °F (120 °C ) or higher	Decrease backlight brightness according to temperature rise	221 °F (105 °C) or lower
Head Up Display unit LED temperature	293 °F (145 °C) or higher	Completely turn off	221 °F (105 °C) or lower

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	B22A0-52 CONTROL UNIT B22A0-54 CONTROL UNIT B22A0-57 CONTROL UNIT
2	U2118-87 CAN COMM ERR (INTELLIGENT KEY) U2140-87 CAN COMM ERR (ECM) U2148-87 CAN COMM ERR (BRAKE CONTROL UNIT) U214E-87 CAN COMM ERR (COMBINATION METER) U214F-87 CAN COMM ERR (BCM) U2152-87 CAN COMM ERR (ADAS CONTROL UNIT) U2154-87 CAN COMM ERR (MIU) U215B-87 CAN COMM ERR (IPDM E/R) U216B-87 FRONT CAMERA COMM CIRCUIT
3	B22A0-46 CONTROL UNIT B22A0-49 CONTROL UNIT B22A0-4B CONTROL UNIT B22A1‐23 MAIN SWITCH FIX B22A2‐A2 BATTERY VOLTAGE B22A2‐A3 BATTERY VOLTAGE

DTC Index

SELF-DIAGNOSIS RESULTS DISPLAY ITEM

Self Diagnostic Result
DTC	CONSULT display	Reference
B22A0-46	Control unit	Refer to DTC Description.
B22A0-49	Control unit	Refer to DTC Description.
B22A0-4B	Control unit	Refer to DTC Description.
B22A0-52	Incomplete calibration	Refer to DTC Description.
B22A0-54	Missing calibration error	Refer to DTC Description.
B22A0-57	Missing calibration error	Refer to DTC Description.
B22A1-23	Main switch	Refer to DTC Description.
B22A2-A2	Battery voltage	Refer to DTC Description.
B22A2-A3	Battery voltage	Refer to DTC Description.

Network-DTC
DTC	CONSULT display	Reference
U2118-87	CAN comm err (Intelligent Key)	Refer to DTC Description.
U2140-87	CAN comm err (ECM)	Refer to DTC Description.
U2148-87	CAN comm err (brake control unit)	Refer to DTC Description.
U214E-87	CAN comm err (combination meter)	Refer to DTC Description.
U214F-87	CAN comm err (BCM)	Refer to DTC Description.
U2152-87	CAN comm err (ADAS control unit)	Refer to DTC Description.
U2154-87	CAN comm err (MIU)	Refer to DTC Description.
U215B-87	CAN comm err (IPDM E/R)	Refer to DTC Description.
U216B-87	FRONT CAMERA COMM CIRCUIT	Refer to DTC Description.