Nissan Frontier D40. Instruction — part 932
RF-12
< COMPONENT DIAGNOSIS >
SUNROOF SWITCH CIRCUIT
SUNROOF SWITCH CIRCUIT
Description
INFOID:0000000005272929
The BCM supplies power to the integrated CPU of the sunroof motor assembly. The tilt and slide functions of
the sunroof motor assembly is controlled by the sunroof switch.
Component Function Check
INFOID:0000000005272930
1.
CHECK SUNROOF MOTOR FUNCTION
Do tilt up/down & slide open/close functions operate normally with sunroof switch?
Is the inspection result normal?
YES
>> Sunroof motor assembly is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000005272931
Regarding Wiring Diagram information, refer to
1.
CHECK SUNROOF SWITCH INPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between sunroof switch connector and ground.
Are the voltage measurements as specified?
YES
>> Sunroof switch is operating normally.
NO
>> GO TO 2
2.
CHECK SUNROOF SWITCH CIRCUITS
1.
Turn ignition switch OFF.
2.
Disconnect sunroof motor assembly connector B83 and sunroof
switch connector R4.
3.
Check continuity between sunroof motor assembly connector
B83 (A) and sunroof switch connector R4 (B) and .
4.
Check continuity between sunroof motor assembly connector B83 (A) and ground.
Are the continuity test results as specified?
Connector
Terminals
Sunroof switch position
Voltage (V)
(Approx.)
(+)
(–)
R4
1
2
DOWN/OPEN
0V
Other than above
Battery voltage
3
UP/CLOSE
0V
Other than above
Battery voltage
ALKIA1179GB
A
B
Continuity
Connector
Terminal
Connector
Terminal
B83
1
R4
3
Yes
5
1
A
—
Continuity
Connector
Terminal
B83
5
Ground
No
1
ALKIA1180GB
SUNROOF SWITCH CIRCUIT
RF-13
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
YES
>> GO TO 3
NO
>> Repair harness or connector.
3.
CHECK SUNROOF SWITCH
1.
Check continuity between sunroof switch terminals.
Are the continuity test results as specified?
YES
>> Sunroof switch is operating normally.
NO
>> Replace sunroof switch (map lamp assembly). Refer to
INT-24, "Removal and Installation"
Terminals
Sunroof switch position
Continuity
1
2
DOWN/OPEN
Yes
Other than above
No
3
UP/CLOSE
Yes
Other than above
No
ALKIA1181GB
RF-14
< COMPONENT DIAGNOSIS >
DOOR SWITCH
DOOR SWITCH
CREW CAB
CREW CAB : Description
INFOID:0000000005272932
Detects door open/close condition.
CREW CAB : Component Function Check
INFOID:0000000005272933
1.
CHECK FUNCTION
With CONSULT-III
Check door switches in data monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
RF-14, "CREW CAB : Diagnosis Procedure"
.
CREW CAB : Diagnosis Procedure
INFOID:0000000005272934
Regarding Wiring Diagram information, refer to
1.
CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR") in DATA MONI-
TOR mode with CONSULT–III. Refer to
BCS-15, "DOOR LOCK : CONSULT-III Function (BCM - DOOR
• When any doors are open:
• When any doors are closed:
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 47, 48 and ground.
Monitor item
Condition
DOOR SW-DR
CLOSE
→
OPEN: OFF
→
ON
DOOR SW-AS
DOOR SW-RL
DOOR SW-RR
DOOR SW-DR
: ON
DOOR SW-AS
: ON
DOOR SW-RL
: ON
DOOR SW-RR
: ON
DOOR SW-DR
: OFF
DOOR SW-AS
: OFF
DOOR SW-RL
: OFF
DOOR SW-RR
: OFF
DOOR SWITCH
RF-15
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
RF
N
O
P
Is the inspection result normal?
YES
>> Door switch circuit is OK.
NO
>> GO TO 2
2.
CHECK BCM OUTPUT VOLTAGE
1.
Turn ignition switch OFF.
2.
Disconnect door switches.
3.
Check voltage between BCM connector M18, M19 terminals 12,
13, 47, 48 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace BCM. Refer to
BCS-54, "Removal and Installa-
.
3.
CHECK DOOR SWITCH CIRCUIT
1.
Disconnect door switch and BCM.
2.
Check continuity between door switch connector B8 (Front LH), B108 (Front RH), B18 (Rear LH), B116
(Rear RH) terminal 2 and BCM connector M18, M19 terminals 12, 13, 47 and 48.
3.
Check continuity between door switch connector B8 (Front LH),
B108 (Front RH), B18 (Rear LH), B116 (Rear RH) terminal 2 and
ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK DOOR SWITCHES
1.
Disconnect door switch.
2.
Check continuity between door switch terminals.
Connec-
tor
Item
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
M19
Front door
switch LH
47
Ground
Open
↓
Closed
0
↓
Battery voltage
Rear door
switch LH
48
M18
Front door
switch RH
12
Rear door
switch RH
13
LIIA1177E
12 - Ground
: Battery voltage
13 - Ground
: Battery voltage
47 - Ground
: Battery voltage
48 - Ground
: Battery voltage
LIIA1177E
2 - 47
: Continuity should exist.
2 - 12
: Continuity should exist.
2 - 48
: Continuity should exist.
2 - 13
: Continuity should exist.
2 - Ground
: Continuity should not exist.
LIIA1178E
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