DAS-226
< SYSTEM DESCRIPTION >[MOD]
COMPONENT PARTS
Component Description
INFOID:0000000009464889
1. Combination meter 2. Vehicle information display 3. BCM (view with combination meter re- moved)
4. Blind spot warning indicator RH 5. Blind spot warning indicator LH 6. TCM
7. ECM 8. Warning systems switch 9. Warning systems ON indicator
10. Rear view camera washer control unit 11. Rear view camera air pump motor 12. Rear view camera
13. AV control unit (center display) (with navi- gation system and bose audio system)
Audio unit (center display) (with display
audio system and bose audio system) 14. ITS control unit
(view with center console removed) 15. Steering angle sensor
(view with steeri ng wheel removed)
16. Washer fluid level switch (view with front fascia removed)
Component Description
ITS control unit • Being connected with rear view camera via ITS communication, receives vehicle detection signal
and transmits Moving Object Detection indicator signal and Moving Object Detection indicator
dimmer signal to rear view camera
• Being connected with rear view camera unit via ITS communication, receives detected rear con-
dition signal
• Receives steering angle sensor signal from steering angle sensor via CAN communication
• Judges a Moving Object Detection indicator ON/OFF state and an approach state to the rear
proximity of the vehicle.
• Activates the warning buzzer and warning systems ON indicator
• Transmits Moving Object Detection lamp signal to combination meter via CAN communication
Blind Spot Warning indicator LH/
RH Receives Moving Object Detection indicator operation signal from rear view camera and turns OFF,
turns ON or blinks
Warning system switch Inputs the switch signal to ITS control unit
Warning system switch indicator
(on the warning systems switch) Indicates Moving Object Detection system status
Rear view camera • Detects the lane marker by the built-in camera
• Transmits detected lane condition signal to ITS control unit
ABS actuator and electric unit
(control unit) • Transmits vehicle speed signal to ITS control unit via CAN communication
• Transmits yaw rate signal/side G sensor signal to ITS control unit via CAN communication
Buzzer (combination meter) Receives buzzer signal from ITS control unit via CAN and sounds buzzer.
Combination meter
(vehicle information display) • Turns the Moving Object Detection (MOD) warning indicator ON/OFF according to the signals
from the ITS control unit via CAN communication
• Receives MOD ON indicator signal via CAN communication.
Steering angle sensor Transmits steering angle sensor signal to ITS control unit via CAN communication
BCM • Transmits turn signal indicator to ITS control unit via CAN communication
• Transmits dimmer signal to ITS control unit via CAN communication
ECM Transmits engine speed signal to ITS control unit via CAN communication
TCM Transmits the output shaft speed signal, input speed signal, current gear position signal and shift
position signal to ITS control unit via CAN communication
Center display Displays the various system screen signals according to the priority level received via CAN com-
munication
AV c o n t r o l u n i t
(with navigation system and bose
audio system) Receives the various systems and camera signals via CAN communication and routes them to the
center display
Audio unit
(with display audio system and
bose audio system) Receives the various systems and camera signals and routes them to the center display
Rear view camera washer control
unit Controls the air pump to drive air to the rear camera lens according to the signals received from
the ITS control unit
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
DAS
MOD SYSTEM DOES NOT ACTIVATEDAS-287
< SYMPTOM DIAGNOSIS > [MOD]
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MOD SYSTEM DOES NOT ACTIVATE
DescriptionINFOID:0000000009464952
The switch does not turn ON
• When the Moving Object Detection system setting is ON , the Moving Object Detection ON indicator does not
illuminate even if the warning system switch is depressed.
The switch does not turn OFF
• The Moving Object Detection ON indicator does not turn off even if the warning system switch is pressed
when the Moving Object Detection ON indicator illuminates.
Diagnosis ProcedureINFOID:0000000009464953
1.CHECK MOVING OBJECT DE TECTION SYSTEM SETTING
1. Start the engine.
2. After starting the engine wait for 5 seconds or more.
3. Check that Moving Object Detection system setting on the navigation screen is ON.
Is Moving Object Detection system setting ON?
YES >> GO TO 2.
NO >> Enable the Moving Object Detection system setting.
2.MOD SWITCH INSPECTION
1. Start the engine.
2. Check that “mod SW” operates normally in “DATA MONITOR” of “AVM” with CONSULT.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 5.
3.CHECK MOVING OBJECT DETE CTION ON INDICATOR CIRCUIT
1. Start the engine.
2. Select the active test item “MOD ON IND” of “AVM” with CONSULT.
3. Check if the Moving Object Detection ON indica tor illuminates when the test item is operated.
Is the inspection result normal?
YES >> GO TO 6.
NO >> GO TO 4.
4.PERFORM THE SELF-DIAGNOSIS OF COMBINATION METER
1. Perform “All DTC Reading” with CONSULT.
2. Check if the DTC is detected in self-di agnosis results of “METER/M&A”. Refer to MWI-27, "DTC Index"
.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 6.
5.PERFORM THE SELF-DIAGNOSIS
1. Perform “All DTC Reading” with CONSULT.
2. Check if the DTC is detected in self-diagnosis results of “AVM”. Refer to DAS-239, "DTC Index"
.
Is any DTC detected?
YES >> GO TO 6.
NO >> GO TO 7.
6.REPAIR OR REPLACE MALFUNCTIONING PARTS.
Repair or replace malfunctioning parts.
>> GO TO 7.
7.CHECK MOVING OBJECT DETECTION SYSTEM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
DAS
MOD SYSTEM SETTINGS CANNOT BE TURNED ON/OFF IN VEHICLE INFOR-
MATION DISPLAY
DAS-289
< SYMPTOM DIAGNOSIS > [MOD]
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MOD SYSTEM SETTINGS CANNOT BE TURNED ON/OFF IN VEHICLE IN-
FORMATION DISPLAY
DescriptionINFOID:0000000009464954
• Moving Object Detection system setting is not selectable on the vehicle information display screen.
NOTE:
When the ignition switch is in ACC position, Movi ng Object Detection system settings cannot be changed.
- “Moving Object Detection” is not indica ted on the vehicle information display screen.
- The switching between ON and OFF cannot be performed by operating the vehicle information display set-
ting system selection.
- The item “Moving Object Detection” on the vehi cle information display screen is not active.
• The Moving Object Detection system setting diff ers from the one set at the previous driving.
NOTE:
Turn OFF the ignition switch and wait for 5 seconds or more.
Diagnosis ProcedureINFOID:0000000009464955
1.CHECK MOVING OBJECT DE TECTION SYSTEM SETTING
1. Start the engine.
2. Check that the Moving Object Detection system sett ings is selectable on the vehicle information display
screen.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.PERFORM THE SELF-DIAGNOSIS
1. Perform self-diagnosis with CONSULT.
2. Check if the DTC is detected in self-diagnosis re sults of “AVM”, “MULTI AV” and “METER/M&A”. Refer to
the following.
-AVM: DAS-239, "DTC Index"
- MULTI AV (with BOSE): AV-328, "DTC Index"
- MULTI AV (without BOSE): AV-231, "DTC Index"
- METER/M&A: MWI-27, "DTC Index"
Is any DTC detected?
YES >> Repair or replace malfunctioning parts.
NO >> Inspection End.
3.CHECK DATA MONITOR OF ITS CONTROL UNIT
Check that “MOD SELECT” operates normally in “DATA MONITOR” of “AVM” with CONSULT.
Is the inspection result normal?
YES >> Refer to DAS-233, "CONSULT Function (AVM)".
NO >> GO TO 4.
4.CHECK MULTIFUNCTION SWITCH
Operate the multifunction switch to check that the audio, navigation system, and air conditioner operate prop-
erly.
Is the inspection result normal?
YES >> Replace the ITS control unit. Refer to DAS-68, "Removal and Installation".
NO >> Repair or replace malfunctioning parts.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
LAN
SYSTEMLAN-31
< SYSTEM DESCRIPTION > [CAN]
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*: These are the only control units wired with both ends of CAN communication system.
CAN COMMUNICATION SYSTEM : CAN
System Specification ChartINFOID:0000000009461412
Determine CAN system type from the following specification chart.
NOTE:
Refer to LAN-18, "Trouble Diagnosis Procedure"
for how to use CAN system specification chart.
×: Applicable
VEHICLE EQUIPMENT IDENTIFICATION INFORMATION
NOTE:
Check CAN system type from the vehicle shape and equipment.
Noise filter It eliminates noise of CAN communication signal.
Termination circuit
*
(Resistance of approx. 120 Ω) Generates a potential difference between CAN-H and CAN-L.
Component System description
Body type
Sedan
Axle 2WD
Engine QR25DE VQ35DE
Transmission CVT
Brake control VDC
Driver assistance system ××
Navigation system ×× ××
Automatic air conditioner ××× ×××
CAN system type 12345678 CAN communication unit
ECM ××××××××
ABS actuator and electric unit (control unit) ××××××××
Power steering control module ××××××××
IPDM E/R ××××××××
TCM ××××××××
Data link connector ××××××××
Combination meter ××××××××
Steering angle sensor ××××××××
AV control unit ×× ××
ITS control unit ××
A/C auto amp. ××× ×××
BCM ××××××××
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
LAN-32
< SYSTEM DESCRIPTION >[CAN]
SYSTEM
CAN COMMUNICATION SYSTEM : CA N Communication Signal Chart
INFOID:0000000009461413
Refer to LAN-17, "How to Use CAN Communication Signal Chart" for how to use CAN communication signal
chart.
NOTE:
Refer to LAN-23, "Abbreviation List"
for the abbreviations of the connecting units.
T: Transmit R: Receive
Warning systems switch 7 inch color display NAVI switches
Automatic temperature control dial
With driver assistance system With Navigation system With auto A/C
AWMIA1453ZZ
Signal nameECM
EPS
IPDM-E TCM
M&A
STRG AV
AV M
HVAC ABS
BCM
A/C compressor request signal T R R
Accelerator pedal position signal T R R R
ASCD operation signal T R
ASCD status signal T R
Closed throttle position signal T R
Cooling fan speed request signal T R R
Engine coolant temperature signal T R R R R R
Engine and CVT integrated control
signal TR
RT
Engine speed signal T RR RRRR
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
LAN-58
< DTC/CIRCUIT DIAGNOSIS >[CAN]
AV BRANCH LINE CIRCUIT
AV BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461433
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the AV c ontrol unit for damage, bend and loose connection (unit
side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of AV control unit.
2. Check the resistance between the AV control unit harness connector terminals.
- With navigation system without BOSE audio system
- With navigation system and BOSE audio system
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the AV control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer to the following.
• With navigation system without BOSE audio system: AV-270, "AV CONTROL UNIT : Diagnosis Procedure"
• With navigation system and BOSE audio system: AV-376, "AV CONTROL UNIT : Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the AV control unit. Refer to the following.
• With navigation system without BOSE audio system: AV-298, "Removal and Installation"
• With navigation system and BOSE audio system: AV-418, "Removal and Installation"
YES (Past error)>>Error was detected in the AV control unit branch line.
NO >> Repair the power supply and the ground circuit.
AV control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M96 8 17 Approx. 54 – 66
AV control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M151 8 17 Approx. 54 – 66
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
LAN
AV BRANCH LINE CIRCUITLAN-109
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 3)]
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AV BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461481
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the AV c ontrol unit for damage, bend and loose connection (unit
side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of AV control unit.
2. Check the resistance between the AV control unit harness connector terminals.
- With navigation system without BOSE audio system
- With navigation system and BOSE audio system
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the AV control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer to the following.
• With navigation system without BOSE audio system: AV-270, "AV CONTROL UNIT : Diagnosis Procedure"
• With navigation system and BOSE audio system: AV-376, "AV CONTROL UNI T : Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the AV control unit. Refer to the following.
• With navigation system without BOSE audio system: AV-298, "Removal and Installation"
• With navigation system and BOSE audio system: AV-418, "Removal and Installation"
YES (Past error)>>Error was detected in the AV control unit branch line.
NO >> Repair the power supply and the ground circuit.
AV control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M96 8 17 Approx. 54 – 66
AV control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M151 8 17 Approx. 54 – 66
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
LAN
AV BRANCH LINE CIRCUITLAN-127
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 4)]
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AV BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461498
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the AV c ontrol unit for damage, bend and loose connection (unit
side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of AV control unit.
2. Check the resistance between the AV control unit harness connector terminals.
- With navigation system without BOSE audio system
- With navigation system and BOSE audio system
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the AV control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer to the following.
• With navigation system without BOSE audio system: AV-270, "AV CONTROL UNIT : Diagnosis Procedure"
• With navigation system and BOSE audio system: AV-376, "AV CONTROL UNI T : Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the AV control unit. Refer to the following.
• With navigation system without BOSE audio system: AV-298, "Removal and Installation"
• With navigation system and BOSE audio system: AV-418, "Removal and Installation"
YES (Past error)>>Error was detected in the AV control unit branch line.
NO >> Repair the power supply and the ground circuit.
AV control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M96 8 17 Approx. 54 – 66
AV control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M151 8 17 Approx. 54 – 66
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM