Nissan Versa Sedan. Manual — part 696
SEC-56
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2193 CHAIN OF ECM-IMMU
B2193 CHAIN OF ECM-IMMU
DTC Logic
INFOID:0000000009268393
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.
2. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009268394
1.
REPLACE BCM
1. Replace BCM. Refer to
BCS-69, "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
1. Replace ECM.
EC-463, "Removal and Installation"
.
2. Perform “ADDITIONAL SERVICE WHEN REPLACING ECM”.
.
>> Inspection End.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2193
CHAIN OF BCM-ECM
Inactive communication between BCM
and ECM
• Harness or connectors
(The CAN communication line is open or
shorted.)
• BCM
• ECM
B2195 ANTI-SCANNING
SEC-57
< 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
DTC Logic
INFOID:0000000009268395
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009268396
1.
CHECK SELF DIAGNOSTIC RESULT 1
1. Select Self Diagnostic Result mode of BCM using CONSULT.
2. Erase DTC.
3. Perform DTC CONFIRMATION PROCEDURE for DTC B2195. 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 DIAGNOSTIC RESULT 2
1. Obtain the customers approval to remove unspecified accessory part related to engine start, and then
remove it.
2. Select Self Diagnostic Result of BCM using CONSULT.
3. Erase DTC.
4. Perform DTC CONFIRMATION PROCEDURE for DTC B2195. Refer to
Is DTC detected?
YES
>> GO TO 4.
NO
>> Inspection End.
4.
REPLACE BCM
1. Replace BCM. Refer to
BCS-69, "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-58
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2196 DONGLE UNIT
B2196 DONGLE UNIT
Description
INFOID:0000000009268397
BCM performs ID verification between BCM and dongle unit.
When verification result is OK, BCM permits cranking.
DTC Logic
INFOID:0000000009268398
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Turn ignition switch ON.
4. Check DTC in Self-diagnosis result mode of BCM using CONSULT.
Is the DTC detected?
YES
>> Refer to
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009268399
Regarding Wiring Diagram information, refer to
1.
PERFORM INITIALIZATION
1. Perform initialization of BCM and registration of all mechanical keys using CONSULT.
For initialization and registration procedures, refer to CONSULT Immobilizer mode and follow the on-
screen instructions.
2. Start the engine.
Dose the engine start?
YES
>> Inspection End.
NO
>> GO TO 2.
2.
CHECK DONGLE UNIT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and dongle unit connector.
3. Check continuity between BCM harness connector and dongle unit harness connector.
4. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2196
DONGLE NG
The ID verification results between BCM
and dongle unit is invalid.
• Harness or connectors
(Dongle unit circuit is open or shorted.)
• Dongle unit
BCM
Dongle unit
Continuity
Connector
Terminal
Connector
Terminal
M97
24
M6
1
Yes
BCM
Ground
Continuity
Connector
Terminal
M97
24
No
B2196 DONGLE UNIT
SEC-59
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK DONGLE UNIT GROUND CIRCUIT
Check continuity between dongle unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace dongle unit.
NO
>> Repair or replace harness.
Dongle unit
Ground
Continuity
Connector
Terminal
M6
4
Yes
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