Nissan Quest E52. Instruction — part 1100
SEC-90
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2608 STARTER RELAY
B2608 STARTER RELAY
DTC Logic
INFOID:0000000009650750
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 (IPDM E/R), first perform the trouble diagnosis for DTC B210D.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Press push-button ignition switch under the following conditions to start engine.
-
Selector lever: In the P position
-
Brake pedal: Depressed
2.
Wait 1 second after engine started.
3.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009650751
1.
CHECK DTC OF IPDM E/R
Check DTC in “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT.
Is DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
NO
>> GO TO 2.
2.
CHECK STARTER RELAY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Disconnect BCM connector.
4.
Check continuity between IPDM E/R harness connector and BCM harness connector.
5.
Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2608
STARTER RELAY
BCM outputs starter relay OFF signal but
BCM receives starter relay ON signal from
IPDM E/R (CAN).
• Harness or connectors
(CAN communication line is open or
shorted.)
• Harness or connectors
(Starter relay circuit is open or shorted.)
• IPDM E/R
IPDM E/R
BCM
Continuity
Connector
Terminal
Connector
Terminal
E11
46
M124
97
Existed
IPDM E/R
Ground
Continuity
Connector
Terminal
E11
46
Not existed
B2608 STARTER RELAY
SEC-91
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
REPLACE IPDM E/R
1.
Replace IPDM E/R. Refer to
PCS-36, "Removal and Installation"
.
2.
Perform DTC CONFIRMATION PROCEDURE for DTC B2608. Refer to
Is DTC B2608 detected again?
YES
>> INSPECTION END
NO
>> GO TO 4.
4.
REPLACE BCM
1.
Replace BCM. Refer to
BCS-98, "Removal and Installation"
.
2.
Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
>> INSPECTION END
SEC-92
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B260F ENGINE STATUS
B260F ENGINE STATUS
Description
INFOID:0000000009650752
BCM receives the engine status signal from ECM via CAN communication.
DTC Logic
INFOID:0000000009650753
DTC DETECTION LOGIC
NOTE:
• If DTC B260F is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B260F is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait 2 seconds or more.
2.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009650754
1.
INSPECTION START
1.
Turn ignition switch ON.
2.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
3.
Touch “ERASE”.
4.
Perform DTC CONFIRMATION PROCEDURE for DTC B260F. Refer to
Is DTC detected?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
REPLACE ECM
Replace ECM.
Refer to
EC-460, "Removal and Installation"
.
>> INSPECTION END
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B260F
ENG STATE SIG LOST
BCM has not yet received the engine status
signal from ECM when ignition switch is in
the ON position.
• Harness or connectors
(CAN communication line is open or
shorted.)
• ECM
B261A PUSH-BUTTON IGNITION SWITCH
SEC-93
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B261A PUSH-BUTTON IGNITION SWITCH
DTC Logic
INFOID:0000000009650755
DTC DETECTION LOGIC
NOTE:
• If DTC B261A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B261A is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Press push-button ignition switch for 1 second under the following condition.
-
Selector lever: In the P position
-
Brake pedal: Not depressed
2.
Release push-button ignition switch and wait 1 second.
3.
Check DTC in “Self diagnostic result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009650756
1.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 1
1.
Turn ignition switch OFF.
2.
Disconnect push-button ignition switch connector.
3.
Disconnect IPDM E/R connector.
4.
Check continuity between push-button ignition switch harness connector and IPDM E/R harness connec-
tor.
5.
Check continuity between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 2
1.
Disconnect BCM connector.
2.
Check continuity between push-button ignition switch harness connector and BCM harness connector.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B261A
PUSH-BTN IGN SW
BCM detects the mismatch between the following
for 1 second or more
• Push-button ignition switch operation condition
judged by push switch signal
• Push-button ignition switch status signal from
IPDM E/R (CAN)
• Harness or connectors
(Push-button ignition switch circuit
is open or shorted)
• IPDM E/R
• BCM
Push-button ignition switch
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M101
4
E10
28
Existed
Push-button ignition switch
Ground
Continuity
Connector
Terminal
M101
4
Not existed
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