Infiniti G37 Coupe. Manual — part 1139
B2195 ANTI-SCANNING
SEC-53
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
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B2195 ANTI-SCANNING
Description
INFOID:0000000001700115
When the ID of the remote control engine starter installed cannot be registered, anti-scanning operates and it
may be possible that the engine can not start. In the case, obtain the customer approval to remove the remote
control engine starter.
DTC Logic
INFOID:0000000001700116
DTC DETECTION LOGIC
NOTE:
• If DTC B2195 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2195 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 ignition switch ON.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000001700117
1.
REMOVAL OF REMOTE CONTROL ENGINE STARTER
Remove remote control engine starter with the customer approval.
>> GO TO 2.
2.
CHECK SELF DIAGNOSTIC RESULT
1.
Turn ignition switch ON.
2.
Perform “Self diagnostic result” with CONSULT-III.
3.
Erase DTC.
4.
Start the engine.
Does the engine start?
YES
>> INSPECTION END
NO
>>
BCM is malfunctioning.
• Replace BCM, refer to
BCS-79, "Removal and Installation"
• Perform initialization
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2195
ANTI-SCANNING
The ID of the remote control engine starter installed
cannot be registered.
Remote control engine starter
SEC-54
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2013 ID DISCORD, IMMU-STRG
B2013 ID DISCORD, IMMU-STRG
Description
INFOID:0000000001699939
BCM performs the ID verification with the steering lock unit and releases the steering lock if both BCM and
steering lock unit ID are same. BCM starts the communication with the steering lock unit when Intelligent Key
is carried into the passenger compartment and the push-button ignition switch is pressed.
DTC Logic
INFOID:0000000001699940
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Lock steering.
2.
Press the push-button ignition switch.
3.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000001726273
1.
PERFORM INITIALIZATION
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
Does steering lock operate?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
REPLACE STEERING LOCK UNIT
1.
Replace steering lock unit.
2.
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
Does steering lock operate?
YES
>> INSPECTION END
NO
>> GO TO 3.
3.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
>> INSPECTION END
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2013
ID DISCORD, IMMU-
STRG
The ID verification results between BCM and steer-
ing control unit are NG. The registration is neces-
sary.
• Steering lock unit
B2014 CHAIN OF STRG-IMMU
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< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
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B2014 CHAIN OF STRG-IMMU
Description
INFOID:0000000001699942
BCM performs the ID verification with the steering lock unit to release the steering. BCM starts the communi-
cation with the steering lock unit when Intelligent Key is carried into the passenger compartment and the push-
button ignition switch is pressed.
DTC Logic
INFOID:0000000001699943
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Lock steering.
2.
Press the push-button ignition switch.
3.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000001699944
1.
CHECK STEERING LOCK UNIT POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect steering lock unit connector.
3.
Check voltage between steering lock unit harness connector and ground.
Is the inspection normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK STEERING LOCK UNIT POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector M122.
3.
Check continuity between steering lock unit harness connector and BCM harness connector.
4.
Check continuity between steering lock unit harness connector and ground.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2014
CHAIN OF STRG-
IMMU
Inactive communication between steering
control unit and BCM
• Harness or connectors
(steering lock unit circuit is open or short-
ed)
• Steering lock unit
• BCM
Steering lock unit
Ground
Ignition switch position
Voltage [V]
Connector
Terminal
M40
7
Ground
OFF or ACC
Battery voltage
ON
0
Steering lock unit
BCM
Continuity
Connector
Terminal
connector
Terminal
M40
7
M122
106
Existed
SEC-56
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2014 CHAIN OF STRG-IMMU
Is the inspection normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
3.
CHECK STEERING LOCK UNIT GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between steering lock unit and ground.
Is the inspection normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK STEERING LOCK UNIT COMMUNICATION SIGNAL
1.
Connect steering lock unit connector.
2.
Read voltage signal between steering lock unit harness connector and ground.
Is the inspection normal?
YES
>> Replace steering lock unit.
NO
>> GO TO 5.
5.
CHECK STEERING LOCK UNIT COMMUNICATION CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect steering lock unit and BCM connector M122.
3.
Check continuity between steering lock unit harness connector and BCM harness connector.
Steering lock unit
Ground
Continuity
Connector
Terminal
M40
7
Ground
Not existed
Steering lock unit
Ground
Continuity
Connector
Terminal
M40
5
Ground
Existed
6
Steering lock unit
Ground
Steering lock unit condi-
tion
Value
Connector
Terminal
M40
2
Ground
Lock
Battery voltage
Lock or unlock
For 15 seconds after un-
lock
Battery voltage
15 seconds or later after
unlock.
0 V
Steering is locked
: Opening the door when ignition switch is ON to OFF.
Steering is unlocked
: Ignition switch is OFF to ACC.
JMKIA0066GB
Steering lock unit
BCM
Continuity
Connector
Terminal
connector
Terminal
M40
2
M122
111
Existed
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