Nissan Maxima. Manual — part 977
DIAGNOSIS SYSTEM (BCM)
RF-81
< SYSTEM DESCRIPTION >
[WITH DUAL PANEL SUNROOF]
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
CONSULT Function (BCM - RETAINED PWR)
INFOID:0000000010064713
DATA MONITOR
Monitor Item [Unit]
Description
DOOR SW-DR [On/Off]
Indicates condition of front door switch LH
DOOR SW-AS [On/Off]
Indicates condition of front door switch RH
RF-82
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
POWER SUPPLY AND GROUND CIRCUIT
DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis Procedure
INFOID:0000000010064716
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.
SUNROOF MOTOR ASSEMBLY
SUNROOF MOTOR ASSEMBLY : Diagnosis Procedure
INFOID:0000000010048984
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
POWER SUPPLY AND GROUND CIRCUIT
RF-83
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect sunroof motor assembly connector.
3. Turn ignition switch ON.
4. Check voltage between sunroof motor assembly harness con-
nector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between sunroof motor assembly harness con-
nector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the harness.
3.
CHECK SUNROOF MOTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector (A) and sun-
roof motor assembly harness connector (B).
4. Check continuity between BCM harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Sunroof motor assembly
Connector
Terminal
R101
3
Ground
Battery voltage
6
AWKIA1421ZZ
Sunroof motor assembly
Ground
Continuity
Connector
Terminal
R101
1
Yes
2
AWKIA1422ZZ
BCM (A)
Sunroof motor assembly (B)
Continuity
Connector
Terminal
Connector
Terminal
M16
2
R101
6
Yes
3
3
AWKIA1423ZZ
AWKIA1424ZZ
RF-84
< DTC/CIRCUIT DIAGNOSIS >
[WITH DUAL PANEL SUNROOF]
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES
>> Replace the BCM. Refer to
BCS-79, "Removal and Installation"
.
NO
>> Repair or replace the harness.
4.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
>> Inspection End.
SUNSHADE MOTOR ASSEMBLY
SUNSHADE MOTOR ASSEMBLY : Diagnosis Procedure
INFOID:0000000010048985
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect sunshade motor assembly connector.
3. Turn ignition switch ON.
4. Check voltage between sunshade motor assembly harness con-
nector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between sunshade motor assembly harness
connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the harness.
3.
CHECK SUNSHADE MOTOR CIRCUIT
BCM
Ground
Continuity
Connector
Terminal
M16
2
No
3
(+)
(–)
Voltage (V)
(Approx.)
Sunshade motor assembly
Connector
Terminal
R102
6
Ground
Battery voltage
AWKIA1425ZZ
Sunshade motor assembly
Ground
Continuity
Connector
Terminal
R102
1
Yes
AWKIA1426ZZ
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