Nissan Maxima. Manual — part 1191
WCS-16
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (METER)
NOTE:
Some items are not available due to vehicle specification.
*: The monitor will indicate “OFF” even though the brake warning lamp is on if either of the following conditions exist.
• The parking brake is engaged
• The brake fluid level is low
ST SFT DWN SW [ON/OFF]
X
Displays [ON/OFF] condition of steering shift-down switch.
AT SFT UP SW [ON/OFF]
X
Displays [ON/OFF] condition of CVT shift-up switch.
AT SFT DWN SW [ON/OFF]
X
Displays [ON/OFF] condition of CVT shift-down switch.
PKB SW [ON/OFF]
X
Displays [ON/OFF] condition of parking brake switch.
BUCKLE SW [ON/OFF]
X
Status of seat belt buckle switch LH.
BRAKE OIL SW [ON/OFF]
X
Displays [ON/OFF] condition of brake fluid level switch.
MODE A SW [ON/OFF]
X
Displays [ON/OFF] condition of mode switch A.
MODE B SW [ON/OFF]
X
Displays [ON/OFF] condition of mode switch B.
DISTANCE [km] or [mile]
X
Displays the value, which is calculated by vehicle speed signal, fuel
gauge and fuel consumption from ECM.
OUTSIDE TEMP [
°C]
X
Displays the ambient air temperature, which is input from ambient
sensor.
FUEL LOW SIG [ON/FF]
X
Displays [ON/OFF] condition of low-fuel warning signal.
BUZZER [ON/OFF]
X
X
Displays [ON/OFF] condition of buzzer.
TPMS PRESS L [ON/FF]
X
Status of low tire pressure warning judged from low tire pressure
warning lamp signal received from BCM with CAN communication
line.
Display item [Unit]
MAIN
SIGNALS
SELECTION
FROM MENU
Description
WCS
DIAGNOSIS SYSTEM (BCM)
WCS-17
< SYSTEM DESCRIPTION >
C
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B
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DIAGNOSIS SYSTEM (BCM)
BUZZER
BUZZER : CONSULT Function (BCM - BUZZER)
INFOID:0000000010054753
DATA MONITOR
ACTIVE TEST
Monitor Item [Unit]
Description
PUSH -SW [On/Off]
Indicates condition of push button ignition switch
UNLK SEN -DR [On/Off]
Indicates condition of door unlock sensor
VEH SPEED 1 [km/h]
Indicates vehicle speed signal received from ABS on CAN communication line
KEY SW -SLOT [On/Off]
Indicates condition of key slot
TAIL LAMP SW [On/Off]
Indicates condition of combination switch
FR FOG SW [On/Off]
Indicates condition of front fog lamp switch
DOOR SW-DR [On/Off]
Indicates condition of front door switch LH
Test Item
Description
IGN KEY WARN ALM
This test is able to check key warning chime operation [On/Off].
SEAT BELT WARN TEST
This test is able to check seat belt warning chime operation [On/Off].
ID REGIST WARNING
This test is able to check ID regist warning chime operation [On/Off].
LIGHT WARN ALM
This test is able to check light warning chime operation [On/Off].
WCS-18
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
COMBINATION METER
COMBINATION METER : Diagnosis Procedure
INFOID:0000000010054754
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSES
Check for blown combination meter fuses.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
2.
POWER SUPPLY CIRCUIT CHECK
1. Disconnect combination meter connector.
2. Check voltage between combination meter harness connector
M24 terminals 1, 2, and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Check harness for open between combination meter and fuse.
3.
GROUND CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Check continuity between combination meter harness connector
terminals 3, 4, 23 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connector.
BCM (BODY CONTROL MODULE)
Unit
Power source
Fuse No.
Combination meter
Battery 6
Ignition switch ON or START
4
Terminals
Ignition switch position
(+)
(–)
OFF
ON
START
Connector
Terminal
M24
1
Ground
Battery
voltage
Battery
voltage
Battery
voltage
2
0V
Battery
voltage
Battery
voltage
AWNIA1766ZZ
Terminals
Continuity
(+)
(–)
Connector
Terminal
M24
3
Ground
Yes
4
23
AWNIA1767ZZ
WCS
POWER SUPPLY AND GROUND CIRCUIT
WCS-19
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
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M
B
A
O
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BCM (BODY CONTROL MODULE) : Diagnosis Procedure
INFOID:0000000010054755
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
Is the fuse or fusible link blown?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit.
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM harness connector and ground.
Is the measurement normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair or replace harness.
Terminal No.
Signal name
Fuse and fusible link No.
1
Battery power supply
H
11
10
24
7
Terminals
Voltage
(Approx.)
(+)
(
−)
BCM
Ground
Connector
Terminal
M16
1
Battery voltage
M17
11
M18
24
BCM
Ground
Continuity
Connector
Terminal
M17
13
Yes
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