DAS-80
< SYSTEM DESCRIPTION >[LDW]
OPERATION
OPERATION
Switch Name and FunctionINFOID:0000000009464725
Menu Displayed by Pressing Each SwitchINFOID:0000000009464726
INDICATOR LAMP AND WARNING LAMP
DISPLAY AND WARNING
ALOIA0109ZZ
No. Switch name Description 1 Warning systems switch Turns LDW system ON/OFF
(When the setting of LDW system on the navigation system screen is ON)
ALOIA0184ZZ
No. Display item Description
1 Warning systems ON indicator Indicates that the LDW and/or BSW system is ON
2 Lane departure warning lamp • Blinks when LDW system is activated
• Turns ON when LDW system has a malfunction
• Blinks when DTC is detected or system is temporarily disabled
• Blinks when rear view camera blockage is detected
Vehicle condition/ Driver's operation Action Warning sys-
tems ON indi-
cator Indication on the combination
meter Buzzer
Less than Ap-
prox. 60 km/h
(40 MPH) Close to lane marker No action ON White —
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DAS-154
< SYSTEM DESCRIPTION >[BSW]
SYSTEM
control unit performs the control when the following conditions are satisfied:
• When the warning systems switch is turned ON
*.
• When the vehicle drives at 32 km/h (20 MPH) or more in the forward direction.
NOTE:
*: When the BSW system setting on the v ehicle information display screen is ON.
• After the operating conditions of warning are satisf ied, the warning continues until the vehicle speed is
reduced below approximately 29 km/h (18 MPH)
• The BSW system may not function properly, depending on the situation.
BULB CHECK ACTION AND FAIL-SAFE INDICATION
*: Blinking cycle when there is a rear view camera blockage condition or lane camera unit high tempera-
ture condition
NOTE:
Time shown in the figure is approximate.
Fail-safe (ITS Control Unit)INFOID:0000000009464808
If a malfunction occurs in each system, ITS control uni t cancels each control, and turns ON the warning lamp
or indicator lamp.
Vehicle condition/Driver ′s operation Blind Spot Warning/
Blind Spot Intervention indicator Warning systems
ON indicator Indication on the combination meter
When DTC is detected OFF ON OFF
→ Orange
Temporary disabled status OFF ON BSW light (white) will blink
When rear view camera needs cleaning OFF ON Unavailable: Clean Rear Camera
When the warning systems switch is
pressed
(When the settings of LDW system and
BSW system on the vehicle information
screen are “OFF”) OFF Blink —
ALOIA0172GB
JSOIA0358GB
System Warning lamp/Indicator lamp Description
Blind Spot Warning (BSW) Blind Spot Warning lamp Cancel
Lane Departure Warning (LDW) Lane Departure Warning indicator Cancel
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DAS
OPERATIONDAS-155
< SYSTEM DESCRIPTION > [BSW]
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Switch Name and FunctionINFOID:0000000009464809
System Display and WarningINFOID:0000000009464810
INDICATOR AND WARNING LAMP
DISPLAY AND WARNING OPERATION
ALOIA0109ZZ
No. Name Function 1 Warning systems switch Turns BSW system ON/OFF
(When the setting of BSW system on the vehicle information display setting screen
is ON)
ALOIA0180ZZ
No. Name Description
1 Warning systems ON indicator Indicates that the LDW system and/or BSW system is ON
2 Blind Spot Warning lamp (orange) • Turns ON when Blind Spot Warning system is malfunctioning
• Blinks during the following conditions:
- DTC is detected or system is temporarily disabled.
- When rear view camera blockage is detected.
Vehicle condition/ Driver's operation Action
Warning
systems ON indicator Vehicle speed
(Approx.)
[km/h (MPH)] Turn signal
condition Status of ve-
hicle detec- tion within detection
area Indication on the
Blind Spot Warning indicator Buzzer
OFF — — — OFF OFF
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DAS
OPERATIONDAS-231
< SYSTEM DESCRIPTION > [MOD]
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System Display and WarningINFOID:0000000009464891
INDICATOR AND WARNING LAMP
The MOD system can be turned ON or OFF for the current ignition cycle using the warning system switch.
When toggled between ON and OFF, the indicator will appear on the right side of the rear view camera screen.
DISPLAY AND WARNING OPERATION
No. Name Description
1 MOD indicator (blue)
• Turns ON while MOD system is ON
• Under the following conditions, the MOD indicator (blue) will blink.
- When the VDC system (except TCS function) or ABS operates.
- When the VDC system is turned off.
MOD warning lamp (orange) • Turns ON when MOD system is malfunctioning
• Blinks under the following conditions:
- When the component temperature reaches high level.
- When rear view camera blockage is detected.
Vehicle condition/Driver's operation
Moving Ob- ject Detec- tion ON
indicator Vehicle speed
(Approx.)
[km/h (MPH)] Status of vehi-
cle detection
within detec- tion area Indication on the
Moving Object Detection indicator Buzzer
OFF — — OFF OFF
Blue Less than ap-
prox.
8 km/h ( 5 MPH) Ve h i c l e i s
detected ON ON
Approx.
8 km/h ( 5
MPH) or more Vehicle is ab-
sent ON OFF
Ve h i c l e i s detected ON OFF
Vehicle is not detected ON OFF
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DEF-8
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)INFOID:0000000009956271
CAUTION:
After disconnecting the CONSULT vehicle interface (VI) from the data link connector, the ignition must
be cycled OFF → ON (for at least 5 seconds) → OFF. If this step is not performed, the BCM may not go
to ”sleep mode”, potentially causing a di scharged battery and a no-start condition.
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions.
Direct Diagnostic Mode Description
Ecu Identification The BCM part number is displayed.
Self Diagnostic Result The BCM self diagnostic results are displayed.
Data Monitor The BCM input/output data is displayed in real time.
Active Test The BCM activates outputs to test components.
Work support The settings for BCM functions can be changed.
Configuration • The vehicle specification can be read and saved.
• The vehicle specification can be written when replacing BCM.
CAN Diag Support Mntr The result of transmit/receive diagnosis of CAN communication is displayed.
System Sub System Direct Diagnostic Mode
Ecu Identification
Self Diagnostic Result
Data Monitor
Active Test
Work support
Configuration
CAN Diag Su pport Mntr
Door lock DOOR LOCK ××××
Rear window defogger REAR DEFOGGER ×××
Warning chime BUZZER ××
Interior room lamp timer INT LAMP ×××
Remote keyless entry system MULTI REMOTE ENT ×××
Exterior lamp HEADLAMP ×××
Wiper and washer WIPER ×××
Turn signal and hazard warning lamps FLASHER ××
Air conditioner AIR CONDITIONER ×
Intelligent Key system INTELLIGENT KEY ××××
Combination switch COMB SW ×
BCM BCM × × ×××
Immobilizer IMMU ×××
Interior room lamp battery saver BATTERY SAVER ××
Trunk open TRUNK ×
Vehicle security system THEFT ALM ×××
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
REAR WINDOW DEFOGGER SWITCHDEF-19
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
REAR WINDOW DEFOGGER SWITCH
WITH MANUAL A/C
WITH MANUAL A/C : DescriptionINFOID:0000000009463031
• The rear window defogger is operated by pre ssing the rear window defogger switch ON.
• The indicator lamp in the rear window defogger switch illuminates while the rear window defogger is ON.
WITH MANUAL A/C : Component Function CheckINFOID:0000000009463032
1. CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
1. Push ignition switch to ON.
2. Press rear window defogger switch.
3. Check that the indicator lamp of t he rear window defogger switch illuminates.
4. Press rear window defogger switch.
5. Check that the indicator lamp of t he rear window defogger switch extinguishes.
Is the inspection result normal?
YES >> Rear window defogger switch function is OK.
NO >> Refer to DEF-19, "WITH MANUAL A/C : Diagnosis Procedure"
.
WITH MANUAL A/C : Diagnosis ProcedureINFOID:0000000009463033
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1.CHECK REAR WINDOW DEFOGGER RELAY OPERATION
1. Push the ignition switch to ON.
2. Check that an operation noise of rear window defogger relay [located in fuse block (J/B)] can be heard
when pressing the rear window defogger switch ON and OFF.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 5.
2.CHECK FUSE
Check if Fuse 22 from the rear window defogger relay output is blown.
Is the fuse blown?
YES >> Replace the blown fuse after repairing the affected circuit.
NO >> GO TO 3.
3. CHECK FOR VOLTAGE FROM THE REAR WINDOW DEFOGGER RELAY
1. Connect a voltmeter between Fuse block (J/B) and ground.
2. While pressing the rear window defogger switch ON and OFF, check for voltage between Fuse block (J/B)
and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Perform rear window defogger relay diagnosis. Refer to DEF-26, "Diagnosis Procedure"
.
(+)
(–) Condition Voltage (V)
(Approx.)
Fuse block (J/B)
Connector Terminal
M5 4P Ground Rear window de-
fogger switch ON Battery voltage
OFF 0
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
REAR WINDOW DEFOGGER SWITCHDEF-21
< DTC/CIRCUIT DIAGNOSIS >
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YES >> Replace front air control. Refer to HAC-161, "Removal and Installation".
NO >> Repair or replace harness.
8. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT
CONSULT
1. Select BCM (REAR DEFOGGER) ACTIVE TEST.
2. Turn REAR DEFOGGER active test ON and OFF.
3. Check voltage between fuse block (J/B) connector and ground.
Is the inspection result normal?
YES >> GO TO 11.
NO >> GO TO 9.
9. CHECK REAR WINDOW DEFOGGER RELAY CIRCUIT
Check voltage between fuse block (J/B) connector and ground.
Is the inspection result normal?
YES >> Replace rear window defogger relay.
NO >> GO TO 10.
10. CHECK HARNESS CONTINUITY
1. Push ignition switch to OFF.
2. Disconnect BCM and fuse block (J/B).
3. Check continuity between BCM connector and fuse block (J/B) connector.
4. Check continuity between fuse block (J/B) connector M5 terminal 6P and ground.
Is the inspection result normal?
YES >> Perform rear window defogger relay component inspection. Refer to DEF-27, "Component
Inspection". If OK, replace BCM. Refer to BCS-80, "Removal and Installation".
NO >> Repair or replace harness.
11 . CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Refer to DEF-27, "Component Inspection"
.
Is the inspection result normal?
(+)
(–) Condition Voltage (V)
(Approx.)
Fuse block (J/B)
Connector Terminal
M5 6P Ground Rear window de-
fogger active test ON 0
OFF Battery voltage
(+) (–) Condition Voltage (V)
(Approx.)
Fuse block (J/B)
Connector Terminal
M5 6P Ground Rear window de-
fogger switch ON 0
OFF Battery voltage
BCM Fuse block (J/B) Continuity
Connector Terminal Connector Terminal
M18 61 M5 6P Yes
Fuse block (J/B) GroundContinuity
Connector Terminal
M5 6P No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
DEF-22
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER SWITCH
YES >> GO TO 12.
NO >> Replace rear window defogger relay.
12. CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-43, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Check the following. • Battery power supply circuit.
• Fuse block (J/B).
NO >> Repair or replace the malfunctioning parts.
WITH AUTO A/C
WITH AUTO A/C : DescriptionINFOID:0000000009463034
• The rear window defogger is operated by pres sing the rear window defogger switch ON.
• The indicator lamp in the rear window defogger switch illuminates while the rear window defogger is ON.
WITH AUTO A/C : Component Function CheckINFOID:0000000009463035
1. CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
1. Push ignition switch to ON.
2. Press rear window defogger switch.
3. Check that the indicator lamp of t he rear window defogger switch illuminates.
4. Press rear window defogger switch.
5. Check that the indicator lamp of t he rear window defogger switch extinguishes.
Is the inspection result normal?
YES >> Rear window defogger switch function is OK.
NO >> Refer to DEF-22, "WITH AUTO A/C : Diagnosis Procedure"
.
WITH AUTO A/C : Diagnosis ProcedureINFOID:0000000009463036
Regarding Wiring Diagram information, refer to DEF-11, "Wiring Diagram".
1.CHECK REAR WINDOW DEFOGGER RELAY OPERATION
1. Push the ignition switch to ON.
2. Check that an operation noise of rear window defogger relay [located in fuse block (J/B)] can be heard
when pressing the rear window defogger switch ON and OFF.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 5.
2.CHECK FUSE
Check if Fuse 22 from the rear window defogger relay output is blown.
Is the fuse blown?
YES >> Replace the blown fuse after repairing the affected circuit.
NO >> GO TO 3.
3. CHECK FOR VOLTAGE FROM THE REAR WINDOW DEFOGGER RELAY
1. Connect a voltmeter between Fuse block (J/B) and ground.
2. While pressing the rear window defogger switch ON and OFF, check for voltage between Fuse block (J/B) and ground.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM