Nissan Qashqai (2007-2010). Manual — part 1208
SEC-32
< COMPONENT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2013 ID DISCORD I-KEY-STRG
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK STEERING LOCK UNIT GROUND CIRCUIT
1.
Disconnect Intelligent Key unit connector.
2.
Check continuity between Intelligent Key unit harness connector and steering lock unit harness connector.
3.
Check continuity between Intelligent Key unit connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK STEERING LOCK UNIT COMMUNICATION CIRCUIT
1.
Connect Intelligent Key unit and steering lock unit connectors.
2.
Check voltage between steering lock unit connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK INTERMITTENT INCIDENT
SEC-49, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace steering lock unit.
NO
>> Repair or replace malfunctioning parts.
Intelligent Key unit connector
Terminal
Steering lock unit connector
Terminal
Continuity
M40
31
M28
4
Existed
Intelligent Key unit connector
Terminal
Ground
Continuity
M40
31
Ground
Not existed
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
Steering lock
unit connector
Terminal
M28
3
Ground
Steering
lock
LOCK status
Battery voltage
LOCK
⇔
UNLOCK
For 15 seconds after
UNLOCK
Battery voltage
15 seconds later UN-
LOCK
0
JMKIA0433ZZ
B2190, P1614 NATS ANTENNA AMP.
SEC-33
< COMPONENT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2190, P1614 NATS ANTENNA AMP.
Description
INFOID:0000000001109193
Performs ID verification through BCM and NATS antenna amplifier when ignition knob switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of mechanical key is used.
DTC Logic
INFOID:0000000001109194
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Insert mechanical key into the key cylinder.
2.
Press the ignition knob switch.
3.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000001109195
1.
CHECK NATS ANTENNA AMP. INSTALLATION
Check NATS antenna amp. installation. Refer to
SEC-152, "Removal and Installation"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Reinstall NATS antenna amp. correctly.
2.
CHECK MECHANICAL KEY
Start engine with another registered mechanical key.
Does the engine start?
YES
>> Replace mechanical key. Perform initialization and registration of mechanical key. Refer to “”
NO
>> GO TO 3.
3.
CHECK NATS ANTENNA AMP. POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect NATS antenna amp. harness connector.
3.
Check voltage between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK NATS ANTENNA AMP. GROUND CIRCUIT
Check continuity between NATS antenna amp. connector and ground.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2190
NATS ANTENNA
AMP
• Inactive communication between NATS antenna
amp. and BCM.
• Mechanical key is malfunctioning.
• Harness or connectors
(The NATS antenna amp. circuit is
open or shorted)
• Mechanical key
• NATS antenna amp.
• BCM
P1614
NATS antenna amp.
Ground
Voltage [V]
(approx.)
Connector
Terminal
M26
1
Ground
Battery voltage
SEC-34
< COMPONENT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2190, P1614 NATS ANTENNA AMP.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace circuit.
5.
CHECK NATS ANTENNA AMP. SIGNAL CIRCUIT
Check voltage between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace circuit.
6.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace NATS antenna amp.
NO
>> Repair or replace malfunctioning parts.
Key slot
Ground
Continuity
Connector
Terminal
M26
3
Ground
Existed
NATS antenna amp.
Ground
Condition
Voltage [V]
(approx.)
Connector
Terminal
M26
2
Ground
Just after inserting mechanical key in
key cylinder.
Pointer of tester should
move.
4
Other than above.
0
B2191, P1615 DIFFERENCE OF KEY
SEC-35
< COMPONENT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2191, P1615 DIFFERENCE OF KEY
Description
INFOID:0000000000944544
Performs ID verification through BCM when ignition knob switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of mechanical key is used.
DTC Logic
INFOID:0000000000944545
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Insert mechanical key into the key cylinder.
2.
Press the ignition knob switch.
3.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000000944546
1.
PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Re-register all mechanical keys.
For initialization and registration of mechanical key. Refer to “CONSULT-III Operation Manual NATS”.
Can the system be initialized and can the engine be started with re-registered mechanical key?
YES
>> Mechanical key was unregistered.
NO
>>
BCM is malfunctioning.
• Replace BCM. Refer to
BCS-64, "Removal and Installation"
.
• Perform initialization again
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2191
DIFFERENCE OF
KEY
The ID verification results between BCM and me-
chanical key are NG. The registration is necessary.
• Mechanical key
P1615
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