Nissan Maxima. Manual — part 337
DOOR SWITCH
DLK-67
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
DOOR SWITCH
Description
INFOID:0000000009471636
Detects door open/close condition.
Component Function Check
INFOID:0000000009471637
1.
CHECK FUNCTION
With CONSULT
Check door switches DOOR SW-DR, DOOR SW-AS, DOOR SW-RL, DOOR SW-RR in Data Monitor mode
with CONSULT.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000009471638
Regarding Wiring Diagram information, refer to
.
1.
CHECK DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check signal between BCM connector and ground with oscillo-
scope.
Monitor item
Condition
DOOR SW-DR
CLOSE
→ OPEN: OFF → ON
DOOR SW-AS
DOOR SW-RL
DOOR SW-RR
ALKIA1696ZZ
DLK-68
< DTC/CIRCUIT DIAGNOSIS >
DOOR SWITCH
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
Terminals
Door condition
Voltage (V)
(Approx.)
(+)
(–)
BCM
connector
Terminal
A: M18
58
Ground
Driver side
OPEN
0
CLOSE
32
Passenger side
OPEN
0
CLOSE
B: M21
148
Rear RH
OPEN
0
CLOSE
149
Rear LH
OPEN
0
CLOSE
JPMIA0011GB
JPMIA0011GB
JPMIA0011GB
JPMIA0011GB
DOOR SWITCH
DLK-69
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
2. Check continuity between BCM connector and door switch con-
nector.
3. Check continuity between BCM connector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness between BCM and door switch.
3.
CHECK DOOR SWITCH
DLK-69, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Replace malfunctioning door switch.
4.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
.
>> Inspection End.
Component Inspection
INFOID:0000000009471639
1.
CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch connector.
3. Check door switch.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace malfunctioning door switch.
BCM connector
Terminal
Door switch
connector
Terminal
Continuity
A: M18
58
C: B8 (Driver side)
2
Yes
32
C: B108 (Passenger side)
B: M21
148
C: B116 (Rear RH)
149
C: B18 (Rear LH)
ALKIA0332ZZ
BCM connector
Terminal
Ground
Continuity
A: M18
58
No
32
B: M21
148
149
Terminal
Door switch condition
Continuity
Door switch
2
Ground part of
door switch
Pressed
No
Released
Yes
WIIA0644E
DLK-70
< DTC/CIRCUIT DIAGNOSIS >
DOOR LOCK AND UNLOCK SWITCH
DOOR LOCK AND UNLOCK SWITCH
DRIVER SIDE
DRIVER SIDE : Description
INFOID:0000000009471640
Transmits door lock/unlock operation to BCM.
DRIVER SIDE : Component Function Check
INFOID:0000000009471641
1.
CHECK FUNCTION
With CONSULT
Check CDL LOCK SW, CDL UNLOCK SW in Data Monitor mode with CONSULT.
Is the inspection result normal?
YES
>> Door lock and unlock switch is OK.
NO
>> Refer to
DLK-70, "DRIVER SIDE : Diagnosis Procedure"
DRIVER SIDE : Diagnosis Procedure
INFOID:0000000009471642
Regarding Wiring Diagram, refer to
.
1.
CHECK POWER WINDOW SWITCH OUTPUT SIGNAL
1. Read voltage signal between BCM connector and ground with
oscilloscope when door lock and unlock switch (driver side) is
turned “LOCK” or “UNLOCK”.
2. Check that signals which are shown in the figure below can be detected during 10 second just after door
lock and unlock switch (driver side) is turned to “LOCK” or “UNLOCK”.
Monitor item
Condition
CDL LOCK SW
LOCK
: ON
UNLOCK
: OFF
CDL UNLOCK SW
LOCK
: OFF
UNLOCK
: ON
ALKIA0333ZZ
Terminal
Condition
Signal
(Reference value)
(+)
(–)
BCM connector
Terminal
M18
40
Ground
Door is closed
PIIA1297E
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