Nissan Cube. Instruction — part 811
B2602 SHIFT POSITION
SEC-55
< 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 3.
3.
CHECK CVT SHIFT SELECTOR POWER SUPPLY CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between CVT shift selector (detention switch) harness connector and BCM harness con-
nector.
3.
Check continuity between CVT shift selector (detention switch) harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-88, "Removal and Installation"
NO
>> Repair or replace harness.
4.
CHECK CVT SHIFT SELECTOR CIRCUIT
1.
Disconnect BCM connector and IPDM E/R connector.
2.
Check continuity between CVT shift selector (detention switch) harness connector and BCM harness con-
nector.
3.
Check continuity between CVT shift selector (detention switch) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK CVT SHIFT SELECTOR (DETENTION SWITCH)
SEC-55, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace CVT shift selector. Refer to
TM-216, "Removal and Installation"
6.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000009950144
1.
CHECK CVT SHIFT SELECTOR (DETENTION SWITCH)
1.
Turn ignition switch OFF.
2.
Disconnect CVT shift selector connector.
3.
Check continuity between CVT shift selector (detention switch) terminals.
CVT shift selector (detention switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
M58
7
M71
104
Existed
CVT shift selector (detention switch)
Ground
Continuity
Connector
Terminal
M58
7
Not existed
CVT shift selector (detention switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
M58
8
M68
37
Existed
CVT shift selector (detention switch)
Ground
Continuity
Connector
Terminal
M58
8
Not existed
SEC-56
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2602 SHIFT POSITION
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace CVT shift selector. Refer to
TM-216, "Removal and Installation"
CVT shift selector (detention switch)
Condition
Continuity
Terminal
7
8
Selector lever
P position
Not existed
Other than above
Existed
B2603 SHIFT POSITION
SEC-57
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2603 SHIFT POSITION
Description
INFOID:0000000009950145
BCM confirms the shift position with the following 4 signals.
• Selector lever
• Transmission range switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM (CAN)
DTC Logic
INFOID:0000000009950146
DTC DETECTION LOGIC
NOTE:
• If DTC B2603 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2603 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
• If DTC B2603 is displayed with DTC B2601, first perform the trouble diagnosis for DTC B2601. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE 1
1.
Turn ignition switch ON under the following conditions and wait 1 second or more.
-
Selector lever is in the P or N position
-
Do not depress brake pedal
2.
Check “Self-diagnosis result” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE 2
1.
After step 1 of DTC confirmation procedure, shift selector lever to a position other than P or N
2.
Check “Self-diagnosis result” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009950147
1.
INSPECTION START
Perform inspection in accordance with procedure that confirms DTC.
Which procedure confirms DTC?
DTC confirmation procedure 1>>GO TO 2.
DTC confirmation procedure 2>>GO TO 7.
DTC No.
Self-diagnosis name
DTC detecting condition
Possible causes
B2603
SHIFT POSI STATUS
BCM detects the following status when ignition
switch is in the ON position.
• Transmission range switch: approx. 0 V
• CVT shift selector (detention switch): approx. 0
V
• Harness or connector
(CVT shift selector circuit is open or
shorted)
• Harness or connectors
(Transmission range switch circuit is
open or shorted)
• CVT shift selector (detention switch)
• Transmission range switch
• BCM
• IPDM E/R
SEC-58
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2603 SHIFT POSITION
2.
CHECK TRANSMISSION RANGE SWITCH POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect transmission range switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between transmission range switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK TRANSMISSION RANGE SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check continuity between transmission range switch harness connector and IPDM E/R harness connec-
tor.
4.
Check continuity between transmission range switch harness connector and ground.
Is the inspection result normal?
YES
>> Check 10 A fuse (No. 56, located in the IPDM E/R).
NO
>> Repair or replace harness.
4.
CHECK BCM INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Connect transmission range switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-88, "Removal and Installation"
NO
>> GO TO 5.
5.
CHECK BCM INPUT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect transmission range switch connector.
3.
Check continuity between transmission range switch harness connector and BCM harness connector.
(+)
(–)
Voltage (V)
(Approx.)
Transmission range switch
Connector
Terminal
F21
1
Ground
Battery voltage
Transmission range switch
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
F21
1
E15
59
Existed
A/T assembly
Ground
Continuity
Connector
Terminal
F21
1
Not existed
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M71
102
Ground
Selector lever
P or N position
Battery voltage
Other than above
0
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