Nissan Maxima. Manual — part 978
POWER SUPPLY AND GROUND CIRCUIT
RF-85
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector (A) and sun-
shade motor assembly harness connector (B).
4. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-79, "Removal and Installa-
.
NO
>> Repair or replace the harness.
4.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
.
>> Inspection End.
BCM (A)
Sunshade motor assembly (B)
Continuity
Connector
Terminal
Connector
Terminal
M16
2
R102
6
Yes
AWKIA1427ZZ
BCM
Ground
Continuity
Connector
Terminal
M16
2
No
AWKIA1428ZZ
R
F
- 8
6
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
COMMUNICATION SIGNAL CIRCUIT
COMMUNICATION SIGNAL CIRCUIT
Description
INFOID:0000000010048986
Detects door open/close condition.
Diagnosis Procedure
INFOID:0000000010048987
Regarding Wiring Diagram information, refer to
.
1.
CHECK FRONT DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect sunshade motor assembly connector.
3. Turn ignition switch ON.
4. Check signal between sunshade motor assembly harness connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> GO TO 2.
2.
CHECK COMMUNICATION SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect sunroof motor assembly connector.
3. Check continuity between sunshade motor assembly harness
connector (A) and sunroof motor assembly harness connector
(B).
4. Check continuity between sunshade motor assembly harness
connector and ground.
Is the inspection result normal?
YES
>> Replace sunshade motor assembly. Refer to
.
NO
>> Repair or replace harness.
(+)
(–)
Voltage (V)
(Approx.)
Sunshade motor assembly
Connector
Terminal
R102
7
Ground
JMKIA1869ZZ
Sunshade motor assembly (A)
Sunroof motor assembly (B)
Continuity
Connector
Terminal
Connector
Terminal
R102
7
R101
7
Yes
AWKIA1429ZZ
Sunshade motor assembly
Ground
Continuity
Connector
Terminal
No
R102
7
AWKIA1430ZZ
SUNROOF SWITCH
RF-87
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
SUNROOF SWITCH
Description
INFOID:0000000010048988
Transmits switch operation signal to sunroof motor assembly.
Diagnosis Procedure
INFOID:0000000010048989
Regarding Wiring Diagram information, refer to
.
1.
CHECK SUNROOF SWITCH INPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between sunroof motor assembly harness con-
nector and ground.
Is the inspection result normal?
YES
>> Replace sunroof motor. Refer to
RF-152, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK SUNROOF SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect sunroof motor assembly connector and sunroof
switch connector.
3. Check continuity between sunroof motor assembly harness con-
nector (A) and sunroof switch harness connector (B).
(+)
(–)
Condition
Voltage (V)
Sunroof motor assembly
Connector
Terminals
R101
4
Ground
Sunroof switch is
operated
PUSH
0
Other than above
Battery voltage
5
Sunroof switch is
operated
OPEN (1st or
2nd)
0
Other than above
Battery voltage
9
Sunroof switch is
operated
OPEN (2nd) or
CLOSE (2nd)
0
Other than above
Battery voltage
10
Sunroof switch is
operated
CLOSE (1st or
2nd)
0
Other than above
Battery voltage
AWKIA1431ZZ
AWKIA1432ZZ
RF-88
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
SUNROOF SWITCH
4. Check continuity between sunroof motor assembly harness con-
nector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or the replace harness.
3.
CHECK SUNROOF SWITCH GROUND CIRCUIT
Check continuity between sunroof switch harness connector and
ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the harness.
4.
CHECK SUNROOF SWITCH
Check sunroof switch.
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace sunroof switch. Refer to
RF-171, "Removal and Installation"
5.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
>> Inspection End.
Component Inspection
INFOID:0000000010048990
SUNROOF SWITCH
1.
CHECK SUNROOF SWITCH
Sunroof motor assembly (A)
Sunroof switch (B)
Continuity
Connector
Terminal
Connector
Terminal
R101
4
R14
5
Yes
5
3
9
2
10
4
Sunroof motor assembly
Ground
Continuity
Connector
Terminal
R101
4
No
5
9
10
AWKIA1433ZZ
Sunroof switch
Ground
Continuity
Connector
Terminal
R14
1
Yes
AWKIA1434ZZ
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