Nissan Sentra. Manual — part 768
SEC-100
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B261F ASCD CLUTCH SWITCH
>> Inspection End
Component Inspection
INFOID:0000000009756746
1.
CHECK CLUTCH PEDAL POSITION SWITCH
1. Turn ignition switch OFF.
2. Disconnect clutch pedal position switch connector.
3. Check continuity between clutch pedal position switch terminals.
Is the inspection result normal?
YES
>> Inspection End
NO
>> Replace clutch pedal position switch. Refer to
Clutch pedal position switch
Condition
Continuity
Terminal
1
2
Clutch pedal
Not depressed
Yes
Depressed
No
B2620 PARK/NEUTRAL POSITION SWITCH
SEC-101
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2620 PARK/NEUTRAL POSITION SWITCH
DTC Logic
INFOID:0000000009756747
NOTE:
• If DTC B2620 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2620 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Drive vehicle at a speed of 40 km/h (24.8 MPH) or more for 10 seconds.
3. Decrease the vehicle speed to below 40 km/h (24.8 MPH).
4. Repeat steps 2 and 3 twice (total of 3 times).
5. Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES >> Go
SEC-101, "Diagnosis Procedure"
.
NO
>> Inspection End
Diagnosis Procedure
INFOID:0000000009756748
Regarding Wiring Diagram information, refer to
.
1.
CHECK DTC OF COMBINATION METER
Check DTC in “Self Diagnostic Result” mode of “METER/M&A” using CONSULT.
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CHECK FUSE
1. Turn power switch OFF.
2. Check that the following fuse in the fuse block (J/B) is not blown.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace the blown fuse after repairing the cause of blowing.
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
Possible cause
B2620
NEUTRAL SW
(Neutral switch)
BCM detects the following status for 10 sec-
onds 3 times
• Park/neutral position switch input: Battery
voltage
• Vehicle speed: 40 km/h (24.8 MPH) or more
• Harness or connector
(CAN communication line is open
or shorted.)
• Harness or connector
(Park/neutral position switch circuit
is open or shorted)
• Park/neutral position switch
• Combination meter
• BCM
Signal name
Fuse No.
Ignition power supply
3 (10 A)
SEC-102
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2620 PARK/NEUTRAL POSITION SWITCH
3.
CHECK PARK/NEUTRAL POSITION SWITCH POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect park/neutral position switch connector.
3. Turn ignition switch ON.
4. Check voltage between park/neutral position switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK PARK/NEUTRAL POSITION SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Connect park/neutral position switch connector.
3. Turn ignition switch ON.
4. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 6.
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 PARK/NEUTRAL POSITION SWITCH SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect park/neutral position switch connector.
3. Disconnect BCM connector.
4. Check continuity between park/neutral position switch harness connector and BCM harness connector.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace harness.
7.
CHECK PARK/NEUTRAL POSITION SWITCH
SEC-103, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Replace park/neutral position switch. Refer to
TM-21, "Removal and Installation"
RS6F94R).
(+)
(–)
Voltage (V)
(Approx.)
Park/neutral position switch
Connector
Terminal
F52
2
Ground
Battery voltage
(+)
(–)
Condition
Voltage
BCM
Connector
Terminal
M83
69
Ground
Shift lever
Neutral position
Battery voltage
Except neutral position
0 – 1.5 V
Park/neutral position switch
BCM
Continuity
Connector
Terminal
Connector
Terminal
F52
3
M83
69
Yes
B2620 PARK/NEUTRAL POSITION SWITCH
SEC-103
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
8.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
.
>> Inspection End
Component Inspection
INFOID:0000000009756749
1.
CHECK PARK/NEUTRAL POSITION SWITCH
1. Turn ignition switch OFF.
2. Disconnect park/neutral position switch connector.
3. Check continuity between park/neutral position switch terminals.
Is the inspection result normal?
YES
>> Inspection End
NO
>> Replace park/neutral position switch. Refer to
TM-21, "Removal and Installation"
(With 6MT:
RS6F94R).
Park/neutral position switch
Condition
Continuity
Terminal
2
3
Shift lever
Neutral position
Yes
Except neutral position
No
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