Nissan Leaf. Manual — part 1082
SEC-90
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2604 SHIFT POSITION
B2604 SHIFT POSITION
DTC Logic
INFOID:0000000010119278
DTC DETECTION LOGIC
NOTE:
• If DTC B2604 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2604 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 power switch ON.
2. Operate electric shift selector to change shift position to P, and wait 5 seconds or more.
3. Operate electric shift selector to change shift position to N, and wait 5 seconds or more.
4. Operate electric shift selector to change shift position to any position other than P and N, and wait 5 sec-
onds or more.
5. Check DTC in “Self Diagnostic Result” of “BCM” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010119279
Regarding Wiring Diagram information, refer to
.
1.
CHECK DTC OF VCM
Check DTC in “Self Diagnostic Result” of “EV/HEV” using CONSULT.
Is DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
NO
>> GO TO 2.
2.
CHECK BCM INPUT SIGNAL
1. Turn power switch ON.
2. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2604
SHIFT PN DIAG CAN
The following states are detected for 5 seconds
while power switch is ON:
• P/N position signal is sent from VCM but shift
position signal input (CAN) from VCM is other
than P and N
• P/N position signal is not sent from VCM but
shift position signal input (CAN) from VCM is
P or N
• Harness or connectors
(CAN communication line is open
or shorted.)
• Harness or connectors
(VCM circuit is open or shorted.)
• VCM
• BCM
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M23
102
Ground
Shift position
P or N
Battery voltage
Other than above
0
− 1.5
B2604 SHIFT POSITION
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
NO
>> GO TO 4.
3.
REPLACE BCM
1. Replace BCM. Refer to
BCS-72, "Removal and Installation"
.
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT. Refer to the CON-
SULT Immobilizer mode and follow the on screen instructions.
>> Inspection End.
4.
CHECK BCM INPUT SIGNAL CIRCUIT
1. Turn power switch OFF.
2. Disconnect BCM connector.
3. Disconnect VCM connector.
4. Check continuity between BCM harness connector and VCM harness connector.
5. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK INTERMITTENT INCIDENT
GI-53, "Intermittent Incident"
.
>> Inspection End.
BCM
VCM
Continuity
Connector
Terminal
Connector
Terminal
M23
102
E61
47
Yes
BCM
Ground
Continuity
Connector
Terminal
M23
102
No
SEC-92
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2617 READY SIGNAL CIRCUIT
B2617 READY SIGNAL CIRCUIT
DTC Logic
INFOID:0000000010119280
DTC DETECTION LOGIC
NOTE:
• If DTC B2617 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2617 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 power switch under the following conditions, and wait at least 1 second.
-
Shift position: P or N
-
Brake pedal: Depressed
2. Check DTC in “Self Diagnostic Result” of “BCM” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010119281
Regarding Wiring Diagram information, refer to
.
1.
CHECK DTC OF VCM
Check DTC in “Self Diagnostic Result” of “EV/HEV” using CONSULT.
Is DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
NO
>> GO TO 2.
2.
CHECK READY SIGNAL
1. Turn power switch ON.
2. Check voltage between VCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 3.
3.
CHECK READY SIGNAL CIRCUIT
1. Turn power switch OFF.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2617
ST RELAY REQ F/B
An immediate operation of setting vehicle to
READY is requested by BCM, but there is no
response for more than 1 second from VCM.
• Harness or connectors
(READY signal circuit is open or short-
ed.)
• BCM
• VCM
(+)
(–)
Condition
Voltage (V)
(Approx.)
VCM
Connector
Terminal
E61
30
Ground
Power switch ON
Battery voltage
Power switch ON
→ Vehicle READY
0
− 0.5
B2617 READY SIGNAL CIRCUIT
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
2. Disconnect BCM connector and VCM connector.
3. Check continuity between BCM harness connector and VCM harness connector.
4. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness or connector.
4.
CHECK INTERMITTENT INCIDENT
GI-53, "Intermittent Incident"
.
>> Inspection End.
5.
REPLACE BCM
1. Replace BCM. Refer to
BCS-72, "Removal and Installation"
.
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT. Refer to the CON-
SULT Immobilizer mode and follow the on screen instructions.
>> Inspection End.
BCM
VCM
Continuity
Connector
Terminal
Connector
Terminal
M23
97
E61
30
Yes
BCM
Ground
Continuity
Connector
Terminal
M23
97
No
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