Nissan Titan A60. Instruction — part 982
WCS
DIAGNOSIS AND REPAIR WORKFLOW
WCS-3
< BASIC INSPECTION >
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
INFOID:0000000006166383
DETAILED FLOW
1.
OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.
>> GO TO 2
2.
CHECK SYMPTOM
• Check the symptom based on the information obtained from the customer.
• Check to see if any other malfunctions are present.
>> GO TO 3
3.
CHECK CONSULT-III SELF-DIAGNOSIS RESULTS
Connect CONSULT-III and perform “SELF-DIAGNOSIS”. Refer to
MWI-28, "CONSULT-III Function (METER/
.
Are self-diagnosis results normal?
YES
>> GO TO 4
NO
>> Repair or replace the malfunctioning parts, GO TO 5
4.
NARROW DOWN MALFUNCTIONING PARTS THROUGH SYMPTOM DIAGNOSIS
Perform symptom diagnosis and repair or replace the identified malfunctioning parts.
>> GO TO 5
5.
FINAL CHECK
Check that the warning buzzer in the combination meter operates normally.
Does it operate normally?
YES
>> Inspection End.
NO
>> GO TO 1
WCS-4
< SYSTEM DESCRIPTION >
WARNING CHIME SYSTEM
SYSTEM DESCRIPTION
WARNING CHIME SYSTEM
WARNING CHIME SYSTEM
WARNING CHIME SYSTEM : System Diagram
INFOID:0000000006166384
WARNING CHIME SYSTEM : System Description
INFOID:0000000006166385
COMBINATION METER
• The buzzer for warning chime system is installed in the combination meter.
• The buzzer sounds when the combination meter receives a buzzer output signal from each unit.
BCM
BCM receives signals from various units and transmits a buzzer output signal to the combination meter with
CAN communication line if it judges that the warning buzzer should be activated.
BCM warning function list
ABNIA2611GB
Warning functions
Signal name
Light reminder warning chime
• Lighting switch position signal
• Door switch signal
Seat belt warning chime
Seat belt buckle switch signal
Key warning chime
• Key switch signal
• Door switch signal
WCS
WARNING CHIME SYSTEM
WCS-5
< SYSTEM DESCRIPTION >
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WARNING CHIME SYSTEM : Component Parts Location
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WARNING CHIME SYSTEM : Component Description
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LIGHT REMINDER WARNING CHIME
AWNIA0176ZZ
1.
Combination meter M24
2.
Combination switch (lighting and turn
signal switch) M28
3.
BCM M18, M19, M20 (view with instru-
ment lower panel LH removed)
4.
Front door switch LH B8
5.
Key switch and key lock solenoid M27
(floor shift)
Key switch M80 (column shift)
6.
Seat belt buckle switch LH B12
Unit
Description
Combination meter
• Receives the seat belt buckle switch signal from the seat belt buckle switch LH and transmits
it to BCM with CAN communication line.
• Receives a buzzer output signal from BCM with CAN communication line.
BCM
Transmits signals provided by various units to the combination meter with CAN communication
line.
Key switch (column shift)
Transmits key switch signal to BCM.
Key switch and key lock solenoid
(floor shift)
Seat belt buckle switch LH
Transmits a seat belt buckle switch signal to the combination meter.
Combination switch
(lighting and turn signal switch)
Transmits the lighting switch position signal to BCM.
Front door switch LH
Transmits the door switch signal to BCM.
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< SYSTEM DESCRIPTION >
WARNING CHIME SYSTEM
LIGHT REMINDER WARNING CHIME : System Diagram
INFOID:0000000006166388
LIGHT REMINDER WARNING CHIME : System Description
INFOID:0000000006166389
DESCRIPTION
With ignition switch in OFF or ACC position, driver door open, and lighting switch in 1ST or 2ND position, the
light warning chime will sound.
• BCM detects ignition switch in OFF or ACC position, front door switch LH ON, and lighting switch in 1ST or
2ND position. And then transmits buzzer output signal (light reminder warning chime) to combination meter
with CAN communication line.
• When combination meter receives buzzer output signal (light reminder warning chime), it sounds the buzzer.
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled
• Lighting switch is at 1st or 2nd position
• Ignition switch is at OFF or ACC
• Front door switch LH is ON
WARNING CANCEL CONDITIONS
Warning is canceled if any of the following conditions is fulfilled.
• Lighting switch OFF
• Ignition switch ON
• Front door switch LH is OFF
WKIA5465E
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