Nissan Sentra. Instruction — part 766
SEC-92
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2604 SHIFT POSITION
YES
>> GO TO 7.
NO
>> Repair or replace harness.
7.
CHECK TRANSMISSION RANGE SWITCH
SEC-92, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Replace transmission range switch.
8.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> Inspection End.
9.
REPLACE BCM
1. Replace BCM. Refer to
BCS-73, "Removal and Installation"
.
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
>> Inspection End.
Component Inspection
INFOID:0000000009756736
1.
CHECK TRANSMISSION RANGE SWITCH
1. Turn ignition switch OFF.
2. Disconnect transmission range switch connector.
3. Check continuity between transmission range switch terminals.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace transmission range switch.
Transmission range switch
Condition
Continuity
Terminal
7
10
P or N position
Yes
Other than above
No
B2605 SHIFT POSITION
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
B2605 SHIFT POSITION
DTC Logic
INFOID:0000000009756737
DTC DETECTION LOGIC
NOTE:
• If DTC B2605 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2605 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Shift the selector lever to the Park (P) position.
2. Turn ignition switch ON and wait 1 second or more.
3. Shift the selector lever to the Neutral (N) position and wait 1 second or more.
4. Shift the selector lever to any position other than Park (P) and Neutral (N), and wait 1 second or more.
5. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009756738
Regarding Wiring Diagram information, refer to
.
1.
CHECK IPDM E/R INPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK IPDM E/R INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Disconnect transmission range switch connector.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2605
SHIFT PN DIAG IPDM
When ignition switch is ON, P/N position
signal input from transmission range switch
and P/N position signal (CAN) input from
IPDM E/R do not match.
• Harness or connectors
(The CAN communication line is open or
shorted.)
• Harness or connectors
(Transmission range switch circuit is
open or shorted.)
• Transmission range switch
• IPDM E/R
• BCM
(+)
(–)
Condition
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E43
4
Ground
Selector lever
P or N position
Battery voltage
Other than above
0
SEC-94
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2605 SHIFT POSITION
4. Check continuity between IPDM E/R harness connector and transmission range switch harness connec-
tor.
5. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
3.
CHECK BCM INPUT SIGNAL
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK BCM INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Disconnect transmission range switch connector.
4. Check continuity between BCM harness connector and transmission range switch harness connector.
5. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
REPLACE BCM
1. Replace BCM. Refer to
BCS-73, "Removal and Installation"
.
2. Perform initialization of BCM using CONSULT.
3. Perform DTC CONFIRMATION PROCEDURE for B2605. Refer to
.
Is DTC B2605 detected again?
YES
>> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation"
NO
>> Inspection End.
IPDM E/R
Transmission range switch
Continuity
Connector
Terminal
Connector
Terminal
E43
4
F26
10
Yes
IPDM E/R
Ground
Continuity
Connector
Terminal
E43
4
No
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M83
69
Ground
Selector lever
P or N position
Battery voltage
Other than above
0
BCM
Transmission range switch
Continuity
Connector
Terminal
Connector
Terminal
M83
69
F26
10
Yes
BCM
Ground
Continuity
Connector
Terminal
M83
69
No
B2608 STARTER RELAY
SEC-95
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2608 STARTER RELAY
DTC Logic
INFOID:0000000009756739
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 other DTC (BCM), first perform the trouble diagnosis for other DTC detected.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Press push-button ignition switch under the following conditions to start engine.
CVT models
-
Selector lever: In the Park (P) position
-
Brake pedal: Depressed
M/T models
-
Shift lever: in the neutral position
-
Clutch 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:0000000009756740
Regarding Wiring Diagram information, refer to
.
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 POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between BCM harness connector and ground.
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
(The CAN communication line is open or
shorted.)
• Harness or connectors
(Starter relay circuit is open or shorted.)
• IPDM E/R
• Starter relay
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