Nissan Teana J32. Instruction — part 1014
SEC-44
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2192 ID DISCORD, IMMU-ECM
4.
CHECK INTERMITTENT INCIDENT
GI-35, "Intermittent Incident"
>> INSPECTION END
B2193 CHAIN OF ECM-IMMU
SEC-45
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2193 CHAIN OF ECM-IMMU
Description
INFOID:0000000003814951
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if
ignition switch is turned ON.
DTC Logic
INFOID:0000000003814952
DTC DETECTION LOGIC
NOTE:
• If DTC B2193 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2193 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 under the following conditions.
-
Selector lever is in the P or N position.
-
Do not depress brake pedal.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003814953
1.
REPLACE BCM
1.
Replace BCM. Refer to
BCS-78, "Removal and Installation"
.
2.
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Instruction NATS-IVIS/NVIS”.
Does the engine start?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
REPLACE ECM
Replace ECM. Refer to
EC-14, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description"
.
>> INSPECTION END
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2193
CHAIN OF ECM-
IMMU
Inactive communication between ECM and BCM
• Harness or connectors
(The CAN communication line is
open or shorted)
• BCM
• ECM
SEC-46
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2013 ID DISCORD, IMMU-STRG
B2013 ID DISCORD, IMMU-STRG
Description
INFOID:0000000003814954
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:0000000003814955
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:0000000003814956
1.
PERFORM INITIALIZATION
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Instruction 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 Instruction NATS-IVIS/NVIS”.
Does steering lock operate?
YES
>> INSPECTION END
NO
>> GO TO 3.
3.
CHECK INTERMITTENT INCIDENT
GI-35, "Intermittent Incident"
>> INSPECTION END
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2013
ID DISCORD, IMMU-STRG
The ID verification result between BCM and steering lock
unit is NG. The registration is necessary.
Steering lock unit
B2014 CHAIN OF STRG-IMMU
SEC-47
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2014 CHAIN OF STRG-IMMU
Description
INFOID:0000000003814957
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:0000000003814958
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:0000000003814959
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.
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
lock unit and BCM
• Harness or connectors
(Steering lock unit circuit is open or short-
ed)
• Steering lock unit
• BCM
(+)
(–)
Condition
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M12
7
Ground
Ignition switch
OFF or ACC
Battery voltage
ON
0
Steering lock unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
M12
7
M122
106
Existed
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