Nissan Note E12. Instruction — part 65
BCS-64
< DTC/CIRCUIT DIAGNOSIS >
COMBINATION SWITCH OUTPUT CIRCUIT
COMBINATION SWITCH OUTPUT CIRCUIT
Diagnosis Procedure
INFOID:0000000009567557
Regarding Wiring Diagram information, refer to
.
1.
CHECK OUTPUT 1 - 5 CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect BCM and combination switch connectors.
3. Check continuity between BCM connector and combination switch connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connectors.
2.
CHECK OUTPUT 1 - 5 CIRCUIT FOR SHORT
Check for continuity between BCM connector and ground.
Is the inspection result normal?
YES
>> Repair harness or connectors.
NO
>> GO TO 3.
3.
CHECK BCM INPUT SIGNAL
1. Connect BCM and combination switch connectors.
2. Turn ON any switch in the system that is malfunctioning.
3. Check voltage between BCM connector and ground.
Combination switch
signal
BCM
Combination switch
Continuity
Connector
Terminal
Connector
Terminal
OUTPUT 1
M18
6
M28
12
Yes
OUTPUT 2
5
14
OUTPUT 3
4
5
OUTPUT 4
3
2
OUTPUT 5
2
8
Combination switch
signal
BCM
Ground
Continuity
Connector
Terminal
OUTPUT 1
M18
6
No
OUTPUT 2
5
OUTPUT 3
4
OUTPUT 4
3
OUTPUT 5
2
BCS
COMBINATION SWITCH OUTPUT CIRCUIT
BCS-65
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
Is the inspection result normal?
Yes
>> Replace BCM. Refer to
BCS-67, "Removal and Installation"
No
>> Replace combination switch. Refer to
BCS-68, "Removal and Installation"
.
BCM signal
Terminals
Voltage
(+)
(
−)
BCM
Ground
Connector
Terminal
INPUT 1
M18
6
.
INPUT 2
5
INPUT 3
4
INPUT 4
3
INPUT 5
2
BCS-66
< SYMPTOM DIAGNOSIS >
COMBINATION SWITCH SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
COMBINATION SWITCH SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000009567558
1. Perform the data monitor of CONSULT to check for any malfunctioning item.
2. Check the malfunction combinations.
Malfunction item:
×
3. Identify the malfunctioning part from the agreed combination and repair or replace the part.
Malfunction combination
Data monitor item
FR WI
PER HI
FR WIP
ER LOW
F
R
W
A
SH
ER
S
W
FR WI
PER INT
INT VOL
U
ME
RR
WIPE
R
O
N
RR WIP
E
R INT
RR W
ASHER
SW
TURN SIG
NAL R
TURN SIGNAL L
TA
IL
LA
MP
SW
H
I BEAM SW
HEAD LAMP SW
1
HEAD LAMP SW
2
P
ASSI
N
G
SW
FR F
O
G
SW
A
×
×
×
×
B
×
×
×
×
C
×
×
×
×
D
×
×
×
E
×
×
×
F
×
×
×
G
×
×
×
×
H
×
×
I
×
×
×
×
J
×
×
×
×
K
All Items
L
If only one item is detected or the item is not applicable to the combinations A to K
Malfunction
combination
Malfunctioning part
Repair or replace
A
Combination switch INPUT 1 circuit
Inspect the combination switch input circuit applicable to the malfunctioning
part. Refer to
B
Combination switch INPUT 2 circuit
C
Combination switch INPUT 3 circuit
D
Combination switch INPUT 4 circuit
E
Combination switch INPUT 5 circuit
F
Combination switch OUTPUT 1 circuit
Inspect the combination switch output circuit applicable to the malfunction-
ing part. Refer to
.
G
Combination switch OUTPUT 2 circuit
H
Combination switch OUTPUT 3 circuit
I
Combination switch OUTPUT 4 circuit
J
Combination switch OUTPUT 5 circuit
K
BCM
Replace BCM. Refer to
BCS-67, "Removal and Installation"
.
L
Combination switch
Replace the combination switch.
BCS
BCM (BODY CONTROL MODULE)
BCS-67
< REMOVAL AND INSTALLATION >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
REMOVAL AND INSTALLATION
BCM (BODY CONTROL MODULE)
Removal and Installation
INFOID:0000000009447118
REMOVAL
CAUTION:
Before replacing BCM, perform “READ CONFIGURATION” to save or print current vehicle specifica-
tion. Refer to
BCS-55, "CONFIGURATION (BCM) : Description"
.
1. Disconnect negative and positive battery terminals, then wait at least three minutes. Refer to
"Removal and Installation (Battery)"
.
2. Remove instrument lower panel LH. Refer to
IP-24, "Removal and Installation"
3. Remove screws (A) and remove the BCM (1) from the steering
member and position aside.
: Front
4. Disconnect the harness connectors from the BCM.
5. Remove relays from relay bracket.
6. Remove relay bracket from BCM to transfer to new BCM.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
• Perform “CONFIGURATION (BCM)” when replacing BCM. Refer to
WHEN REPLACING CONTROL UNIT (BCM) : Description"
.
• Make sure to perform the system initialization (NATS) when replacing BCM. Refer to
TIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) : Work Procedure"
.
• When replacing BCM, if new BCM does not come with keyfobs attached, all existing keyfobs must be
re-registered.
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