Nissan Sentra. Manual — part 763
SEC-80
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2601 SHIFT POSITION
B2601 SHIFT POSITION
DTC Logic
INFOID:0000000009756725
DTC DETECTION LOGIC
NOTE:
• If DTC B2601 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2601 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 2 seconds or more.
3. Shift the selector lever to any position other than Park (P) and wait 2 seconds or more.
4. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009756726
Regarding Wiring Diagram information, refer to
.
1.
CHECK CVT SHIFT SELECTOR CIRCUIT (BCM)
1. Turn ignition switch OFF.
2. Disconnect CVT shift selector (park position switch) connector.
3. Disconnect BCM connector.
4. Check continuity between CVT shift selector (park position switch) harness connector and BCM harness
connector.
5. Check continuity between CVT shift selector (park position switch) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2601
SHIFT P SIGNAL
When there is a difference between P range
signal from CVT shift selector (park position
switch) and P position signal from IPDM E/R
(CAN).
• Harness or connectors
(CAN communication line is open or
shorted.)
• Harness or connectors
[CVT shift selector (park position
switch) circuit is open or shorted.]
• IPDM E/R
• BCM
CVT shift selector (park position switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
M38
13
M84
37
Yes
CVT shift selector (park position switch)
Ground
Continuity
Connector
Terminal
M38
13
No
B2601 SHIFT POSITION
SEC-81
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
2.
CHECK CVT SHIFT SELECTOR CIRCUIT (IPDM E/R)
1. Disconnect IPDM E/R connector.
2. Check continuity between CVT shift selector (park position switch) harness connector and IPDM E/R har-
ness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
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.
3. Perform DTC CONFIRMATION PROCEDURE for DTC B2601. Refer to
Is DTC B2601 detected again?
YES
>> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation"
.
NO
>> Inspection End.
CVT shift selector (park position switch)
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M38
13
E39
64
Yes
SEC-82
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2602 SHIFT POSITION
B2602 SHIFT POSITION
DTC Logic
INFOID:0000000009756727
DTC DETECTION LOGIC
NOTE:
• If DTC B2602 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2602 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine.
2. Drive vehicle at a speed of 4 km/h (2.5 MPH) or more for 10 seconds or more.
3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009756728
Regarding Wiring Diagram information, refer to
.
1.
CHECK DTC OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Check DTC in Self Diagnostic Result mode of ABS using CONSULT.
Is DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
.
NO
>> GO TO 2.
2.
CHECK DTC OF COMBINATION METER
Check DTC in Self Diagnostic Result mode of METER/M&A using CONSULT.
Is DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
.
NO
>> GO TO 3.
3.
CHECK CVT SHIFT SELECTOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect CVT shift selector (park position switch) connector.
3. Turn ignition switch ON.
4. Check voltage between CVT shift selector (park position switch) harness connector and ground.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2602
SHIFT P DIAG
BCM detects the following status for 10 seconds.
• Selector lever is in the Park (P) position
• Vehicle speed is 4 km/h (2.5 MPH) or more
• Ignition switch is in the ON position
• Harness or connectors
(The CAN communication line is
open or shorted.)
• Harness or connectors
[CVT shift selector (park position
switch) circuit is open or shorted.]
• CVT shift selector (park position
switch)
• Combination meter
B2602 SHIFT POSITION
SEC-83
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 4.
4.
CHECK CVT SHIFT SELECTOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between CVT shift selector (park position switch) harness connector and BCM harness
connector.
4. Check continuity between CVT shift selector (park position switch) 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 and registration of all Intelligent Keys using CONSULT.
>> Inspection End.
6.
CHECK CVT SHIFT SELECTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and IPDM E/R connector.
3. Check continuity between CVT shift selector (park position switch) harness connector and BCM harness
connector.
4. Check continuity between CVT shift selector (park position switch) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace harness.
7.
CHECK CVT SHIFT SELECTOR (PARK POSITION SWITCH)
SEC-84, "Component Inspection"
.
(+)
(–)
Voltage (V)
(Approx.)
CVT shift selector (park position switch)
Connector
Terminal
M38
12
Ground
12
CVT shift selector (park position switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
M38
12
M83
67
Yes
CVT shift selector (park position switch)
Ground
Continuity
Connector
Terminal
M38
12
No
CVT shift selector (park position switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
M38
13
M84
37
Yes
CVT shift selector (park position switch)
Ground
Continuity
Connector
Terminal
M38
13
No
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