Nissan Teana J32. Manual — part 1015
SEC-48
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2014 CHAIN OF STRG-IMMU
Is the inspection normal?
YES
>> Replace BCM. Refer to
BCS-78, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK STEERING LOCK UNIT GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between steering lock unit and ground.
Is the inspection normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK STEERING LOCK UNIT COMMUNICATION SIGNAL
1.
Connect steering lock unit connector.
2.
Read voltage signal between steering lock unit harness connector and ground.
Is the inspection normal?
YES
>> Replace steering lock unit.
NO
>> GO TO 5.
5.
CHECK STEERING LOCK UNIT COMMUNICATION CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect steering lock unit and BCM connector.
3.
Check continuity between steering lock unit harness connector and BCM harness connector.
Steering lock unit
Ground
Continuity
Connector
Terminal
M12
7
Not existed
Steering lock unit
Ground
Continuity
Connector
Terminal
M12
5
Existed
6
(+)
(–)
Condition
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M12
2
Ground
Steering lock unit
Lock status
Battery voltage
Lock or unlock
For 15 seconds after
unlock
Battery voltage
15 seconds or later
after unlock.
0
Steering is locked
: Opening the door when ignition switch is ON to OFF.
Steering is unlocked
: Ignition switch is OFF to ACC.
JMKIA0066GB
B2014 CHAIN OF STRG-IMMU
SEC-49
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
4.
Check continuity between steering lock unit harness connector and ground.
Is the inspection normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK INTERMITTENT INCIDENT
GI-35, "Intermittent Incident"
.
>> INSPECTION END
Steering lock unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
M12
2
M122
111
Existed
Steering lock unit
Ground
Continuity
Connector
Terminal
M12
2
Not existed
SEC-50
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2555 STOP LAMP
B2555 STOP LAMP
Description
INFOID:0000000003814960
BCM detects the stop lamp status and confirms the stop lamp switch ON/OFF status. BCM confirms the
engine start condition according to the stop lamp switch ON/OFF status.
DTC Logic
INFOID:0000000003814961
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Depress the brake pedal and wait for at least 1 second.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003814962
1.
CHECK STOP LAMP SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector and ground.
Is the inspection normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• 10A fuse [No. 7, located in the fuse block (J/B)]
• Harness for open or short between BCM and fuse.
2.
CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1.
Disconnect stop lamp switch connector.
2.
Check voltage between stop lamp harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check harness for open or short between stop lamp switch and fuse.
DTC No.
Trouble diagno-
sis name
DTC detecting condition
Possible cause
B2555
STOP LAMP
BCM makes a comparison between the
upper voltage and lower voltage of stop
lamp switch. It judges from their values to
detect the malfunctioning circuit.
• Harness or connectors
(Stop lamp switch circuit is open or shorted)
• Stop lamp switch
• Fuse
(+)
(–)
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M123
116
Ground
Battery voltage
(+)
(–)
Voltage (V)
(Approx.)
Stop lamp switch
Connector
Terminal
E115
1
Ground
Battery voltage
B2555 STOP LAMP
SEC-51
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
3.
CHECK STOP LAMP SWITCH CIRCUIT
1.
Check continuity between stop lamp switch harness connector and BCM harness connector.
2.
Check continuity between stop lamp switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK STOP LAMP SWITCH
SEC-51, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace stop lamp switch. Refer to
BR-17, "Removal and Installation"
.
5.
CHECK INTERMITTENT INCIDENT
GI-35, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000003814963
1.
CHECK STOP LAMP SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch connector.
3.
Check continuity between stop lamp switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace stop lamp switch. Refer to
BR-17, "Removal and Installation"
.
Stop lamp switch
BCM
Continuity
Connector
Terminal
Connector
Terminal
E115
2
M123
118
Existed
Stop lamp switch
Ground
Continuity
Connector
Terminal
E115
2
Not existed
Stop lamp switch
Condition
Continuity
Terminal
1
2
Brake pedal
Not depressed
Not existed
Depressed
Existed
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