Nissan Qashqai J11. Manual — part 1489
B2198 NATS ANTENNA AMP.
SEC-255
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2198 NATS ANTENNA AMP.
DTC Logic
INFOID:0000000010479758
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(NATS antenna amp. circuit is open or shorted.)
• NATS antenna amp.
• IPDM E/R
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Make the conditions that BCM enters in the low power consumption mode (BCM sleep condition).
Refer to
BCS-17, "POWER CONSUMPTION CONTROL SYSTEM : System Description"
2.
Turn ignition switch ON.
3.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-255, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479759
1.
CHECK NATS ANTENNA AMP. POWER SUPPLY
1.
Disconnect NATS antenna amp.connector.
2.
Check voltage between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check that the following fuse in 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.
3.
CHECK NATS ANTENNA AMP. POWER SUPPLY CIRCUIT
1.
Disconnect fuse block (J/B) connector.
DTC No.
CONSULT screen items
DTC detecting condition
B2198
NATS ANTENNA AMP.
Inactive communication between NATS antenna amp. and BCM
NATS antenna amp.
(-)
voltage
Connector
Terminal
M45
1
Ground
Battery voltage
4
Signal name
Fuse No
Battery voltage
25 (5A)
SEC-256
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2198 NATS ANTENNA AMP.
2.
Check continuity between NATS antenna amp. harness connector and fuse block (J/B) harness connec-
tor.
3.
Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> Repair or replace harness.
4.
CHECK NATS ANTENNA AMP. GROUND CIRCUIT
1.
Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL
Check voltage signal between NATS antenna amp. harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace NATS antenna amp. Refer to
SEC-187, "Removal and Installation"
.
NO
>> GO TO 6.
6.
CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between NATS antenna amp. harness connector and BCM harness connector.
3.
Check continuity between BCM harness connector and ground.
NATS antenna amp.
Fuse block (J/B)
Continuity
Connector
Terminal
Connector
Terminal
M45
3
M77
12C
Existed
NATS antenna amp.
Ground
Continuity
Connector
Terminal
Not existed
M45
3
NATS antenna amp.
Ground
Continuity
Connector
Terminal
Existed
M45
2
(+)
(–)
Condition
Voltage (V)
NATS antenna amp.
Connector
Terminal
M45
1
Ground
Just after inserting ignition key into
key cylinder
Pointer of tester should move
Other than above
0 V
4
Just after inserting ignition key into
key cylinder
Pointer of tester should move
Other than above
0 V
NATS antenna amp.
BCM
Continuity
Connector
Terminal
Connector
Terminal
M45
1
M69
113
Existed
4
109
B2198 NATS ANTENNA AMP.
SEC-257
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT 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 7.
NO
>> Repair or replace harness.
7.
REPLACE BCM
BCS-135, "Removal and Installation"
.
>> INSPECTION END
BCM
Ground
Continuity
Connector
Terminal
M69
113
Not existed
109
SEC-258
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2608 STARTER RELAY
B2608 STARTER RELAY
DTC Logic
INFOID:0000000010479761
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(CAN communication line is open or shorted.)
• Harness or connectors
(Starter relay circuit is open or shorted.)
• IPDM E/R
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Press push-button ignition switch under the following conditions to start engine.
-
Selector lever: In the P position
-
Brake 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
>> Refer to
SEC-258, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479762
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 INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace IPDM E/R. Refer to
PCS-68, "Removal and Installation"
DTC No.
CONSULT screen items
DTC detecting condition
B2608
STARTER RELAY
BCM outputs starter relay OFF signal but BCM receives starter relay
ON signal from IPDM E/R (CAN).
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