Nissan Cube. Manual — part 807
B2192 ID DISCORD, IMMU-ECM
SEC-39
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Can the system be initialized and can the engine be started with registered Intelligent Key?
YES
>> INSPECTION END
NO
>> GO TO 5.
5.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
SEC-40
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2193 CHAIN OF ECM-IMMU
B2193 CHAIN OF ECM-IMMU
Description
INFOID:0000000009950114
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is success-
fully verified. 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:0000000009950115
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-diagnosis result” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009950116
1.
REPLACE BCM
1.
Replace BCM. Refer to
BCS-88, "Removal and Installation"
.
2.
Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
Does the engine start?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
REPLACE ECM
Replace ECM. Refer to
SEC-9, "ECM : Special Repair Requirement"
>> INSPECTION END
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2193
CHAIN OF ECM-BCM
Inactive communication between ECM and BCM
• Harness or connectors
(The CAN communication line
is open or shorted)
• BCM
• ECM
B2195 ANTI-SCANNING
SEC-41
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2195 ANTI-SCANNING
Description
INFOID:0000000009950117
When ignition switch is turned ON, BCM performs ID verification with ECM. If ID verification that is out of the
specified specification is detected, BCM prohibits further ID verification and engine cranking.
DTC Logic
INFOID:0000000009950118
DTC DETECTION LOGIC
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-diagnosis result” using CONSULT.
Is DTC detected?
YES
>> Refer to
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000009950119
1.
CHECK SELF-DIAGNOSIS RESULT-1
1.
Perform “Self-diagnosis result” of BCM using CONSULT.
2.
Erase DTC.
3.
Perform DTC Confirmation Procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
CHECK EQUIPMENT OF THE VEHICLE
Check that unspecified accessory part related to engine start is not installed.
Is unspecified accessory part related to engine start installed?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
CHECK SELF-DIAGNOSIS RESULT-2
1.
Obtain the customers approval to remove unspecified accessory part related to engine start, and then
remove it.
2.
Perform “Self-diagnosis result” of BCM using CONSULT.
3.
Erase DTC.
4.
Perform DTC Confirmation Procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE BCM
1.
Replace BCM. Refer to
BCS-88, "Removal and Installation"
.
2.
Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
>> INSPECTION END
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2195
ANTI SCANNING
ID verification between BCM and ECM that is out of
the specified specification is detected
ID verification request out of the
specified specification
SEC-42
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2198 NATS ANTENNA AMP.
B2198 NATS ANTENNA AMP.
Description
INFOID:0000000009950123
Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of start of engine when an unregistered ID of Intelligent Key is used.
DTC Logic
INFOID:0000000009950124
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE 1
1.
Intelligent Key backside is contacted to push-button ignition switch.
2.
Check “Self-diagnosis result” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE 2
1.
Press the push-button ignition switch.
2.
Check “Self-diagnosis result” using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009950125
1.
CHECK FUSE
Check that the following IPDM E/R fuse is not blown.
Is the fuse fusing?
YES
>> Is the blown fuse after repairing the affected circuit if a fuse is blown.
NO
>> GO TO 2.
2.
CHECK NATS ANTENNA AMP. POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect NATS antenna amp. connector.
3.
Check voltage between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2198
NATS ANTENNA AMP.
Inactive communication between NATS antenna amp.
and BCM.
• Harness or connectors
• NATS antenna amp.
• BCM
Signal name
Fuse No.
Battery power supply
43
(+)
(–)
Voltage (V)
(Approx.)
NATS antenna amp.
Connector
Terminal
M26
1
Ground
Battery voltage
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