Nissan Xterra. Manual — part 200
DLK-42
< DTC/CIRCUIT DIAGNOSIS >
DOOR LOCK ACTUATOR
2. Check continuity between BCM connector (A) M20 terminals 65,
66 and back door lock actuator connector (B) D508 terminals 2,
4.
Is the inspection result normal?
YES
>> Replace door lock actuator.
NO
>> Repair or replace harness.
3.
CHECK DOOR LOCK ACTUATOR HARNESS
1. Disconnect BCM and back door lock actuator.
2. Check continuity between BCM connector M20 terminals 65, 66
and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-50, "Removal and Installation"
NO
>> Repair or replace harness.
Terminals
Continuity
65
2
Yes
66
4
AWKIA1571ZZ
Terminals
Continuity
65
Ground
No
66
ALKIA0631ZZ
REMOTE KEYLESS ENTRY RECEIVER
DLK-43
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
REMOTE KEYLESS ENTRY RECEIVER
Description
INFOID:0000000009485052
Receives keyfob operation and transmits to BCM.
Component Function Check
INFOID:0000000009485053
1.
CHECK FUNCTION
With CONSULT
Check remote keyless entry receiver "MULTI REMOTE ENT" in Data Monitor mode with CONSULT. Refer to
BCS-18, "MULTI REMOTE ENT : CONSULT Function (BCM - MULTI REMOTE ENT)"
Is the inspection result normal?
YES
>> Remote keyless entry receiver is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000009485054
Regarding Wiring Diagram information, refer to
.
1.
CHECK REMOTE KEYLESS ENTRY RECEIVER OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Check signal between remote keyless entry receiver connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 2.
Monitor item
Condition
KEYLESS LOCK
Indicates condition of lock signal from keyfob.
KEYLESS UNLOCK
Indicates condition of unlock signal from keyfob.
KEYLESS PANIC
Indicates condition of panic signal from keyfob.
Terminals
Condition
Signal
(Reference value)
(+)
(–)
Remote keyless entry
receiver connector
Terminal
M120
2
Ground
Waiting
(All doors closed)
When signal is received
(All doors closed)
LIIA1894E
LIIA1895E
DLK-44
< DTC/CIRCUIT DIAGNOSIS >
REMOTE KEYLESS ENTRY RECEIVER
2.
CHECK REMOTE KEYLESS ENTRY RECEIVER POWER SUPPLY
1. Disconnect remote keyless entry receiver connector.
2. Check signal between remote keyless entry receiver connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 3
3.
CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 1
1. Disconnect BCM connector.
2. Check continuity between BCM connector and remote keyless entry receiver connector.
3. Check continuity between BCM connector and ground.
Is the inspection result normal?
YES
>> Reconnect BCM, GO TO 4.
NO
>> Repair or replace harness between BCM and remote keyless entry receiver.
4.
CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT
Check continuity between remote keyless entry receiver connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 5.
5.
CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 2
Check continuity between BCM connector and remote keyless entry receiver connector.
Terminals
Signal
(Reference value)
(+)
(–)
Remote keyless
entry receiver
connector
Terminal
M120
4
Ground
LIIA1893E
BCM connector
Terminal
Remote keyless entry
receiver
connector
Terminal
Continuity
M18
19
M120
4
Yes
BCM connector
Terminal
Ground
Continuity
M18
19
No
Remote keyless entry
receiver
connector
Terminal
Ground
Continuity
M120
1
Yes
REMOTE KEYLESS ENTRY RECEIVER
DLK-45
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
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L
M
A
B
DLK
N
O
P
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace harness between BCM and remote keyless entry receiver.
6.
CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 3
1. Check continuity between BCM connector and remote keyless entry receiver connector.
2. Check continuity between BCM connector and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace harness between BCM and remote keyless entry.
7.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> Inspection End.
BCM
connector
Terminal
Remote keyless entry
receiver
connector
Terminal
Continuity
M18
18
M120
1
Yes
BCM
connector
Terminal
Remote keyless entry
receiver
connector
Terminal
Continuity
M18
20
M120
2
Yes
BCM connector
Terminal
Ground
Continuity
M18
20
No
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