Nissan Teana J32. Manual — part 1021
SEC-72
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2608 STARTER RELAY
B2608 STARTER RELAY
Description
INFOID:0000000003814996
Located in IPDM E/R, the starter relay runs the starter motor. The starter relay is turned ON by the BCM when
the ignition switch is in the START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN
communication.
DTC Logic
INFOID:0000000003814997
DTC DETECTION LOGIC
NOTE:
• If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
• If DTC B2608 is displayed with DTC B210D for IPDM E/R, first perform the trouble diagnosis for DTC
B210D. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON under the following conditions.
-
Selector lever is in the P or N position.
-
Do not depress brake pedal.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003814998
1.
CHECK BCM POWER SUPPLY CIRCUIT
1.
Turn ignition switch ON.
2.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK STARTER RELAY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and IPDM E/R connector.
3.
Check continuity between IPDM E/R harness connector and BCM harness connector.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2608
STARTER RELAY
BCM receives starter relay ON signal (CAN) from
IPDM E/R even if BCM turns the starter relay OFF.
• Harness or connectors
(Starter relay circuit is open or
shorted.)
• IPDM E/R
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M121
52
Ground
Selector lever
N or P position
Battery voltage
Other than above
0
B2608 STARTER RELAY
SEC-73
< 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 IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-34, "Removal and Installation"
.
NO
>> Repair or replace harness.
3.
CHECK INTERMITTENT INCIDENT
GI-35, "Intermittent Incident"
.
>> INSPECTION END
IPDM E/R
BCM
Continuity
Connector
Terminal
Connector
Terminal
E11
46
M121
52
Existed
IPDM E/R
Ground
Continuity
Connector
Terminal
E11
46
Not existed
SEC-74
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2609 STEERING STATUS
B2609 STEERING STATUS
Description
INFOID:0000000003814999
There are 2 switches in the steering lock unit (steering lock/unlock switch 1 and 2). BCM compares those 2
switches conditions to judge the present steering status.
DTC Logic
INFOID:0000000003815000
DTC DETECTION LOGIC
NOTE:
• If DTC B2609 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2609 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE 1
1.
Turn ignition switch ON under the following conditions and wait for at least 1 second.
-
Selector lever is in the P or N position.
-
Do not depress brake pedal.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE 2
1.
Turn ignition switch ON.
2.
Turn ignition switch OFF.
3.
Press driver side door switch and wait for at least 1 second.
4.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003815001
1.
INSPECTION START
Check the case in which DTC is detected.
• Case1: It is detected after ignition switch is changed from OFF to ON
• Case2: It is detected after ignition switch is changed from ON to OFF and door switch is pressed
In which case is DTC detected?
Case1 >> GO TO 2.
Case2 >> GO TO 6.
2.
CHECK BCM OUTPUT SIGNAL
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2609
STEERING STATUS
BCM detects the malfunction of steering lock unit
switches for 1 second.
• Harness or connectors
[Steering lock unit circuit (BCM
side) is open or shorted]
• Harness or connectors
[Steering lock unit circuit (IPDM E/
R side) is open or shorted]
• Steering lock unit
• IPDM E/R
• BCM
B2609 STEERING STATUS
SEC-75
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
1.
Turn ignition switch OFF.
2.
Disconnect steering lock unit connector and IPDM E/R connector.
3.
Check voltage between steering lock unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK STEERING LOCK UNIT CIRCUIT-1
1.
Disconnect BCM connector.
2.
Check continuity between steering lock unit harness connector and BCM harness connector.
3.
Check continuity between steering lock unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-78, "Removal and Installation"
NO
>> Repair or replace harness.
4.
CHECK IPDM E/R OUTPUT SIGNAL
1.
Connect IPDM E/R connector.
2.
Disconnect BCM connector.
3.
Check voltage between steering lock unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace steering lock unit.
NO
>> GO TO 5.
5.
CHECK STEERING LOCK UNIT CIRCUIT-2
1.
Disconnect IPDM E/R connector.
2.
Check continuity between steering lock unit harness connector and IPDM E/R harness connector.
3.
Check continuity between steering lock unit harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M12
8
Ground
Battery voltage
Steering lock unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
M12
8
M122
98
Existed
Steering lock unit
Ground
Continuity
Connector
Terminal
M12
8
Not existed
(+)
(–)
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M12
8
Ground
Battery voltage
Steering lock unit
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M12
8
E10
33
Existed
Steering lock unit
Ground
Continuity
Connector
Terminal
M12
8
Not existed
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