Nissan Qashqai (2007-2010). Manual - part 1244

SEC-176

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

B2191, P1615 DIFFERENCE OF KEY

B2191, P1615 DIFFERENCE OF KEY

Description

INFOID:0000000001115691

Performs ID verification through BCM when ignition switch is ON position.
Prohibits the release of steering lock or start of engine when an unregistered key is used.

DTC Logic

INFOID:0000000001115692

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Insert ignition 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 

SEC-176, "Diagnosis Procedure"

.

NO

>> INSPECTION END.

Diagnosis Procedure

INFOID:0000000001115693

1.

PERFORM INITIALIZATION

Perform initialization with CONSULT-III. Re-register all ignition keys.
For initialization and registration of ignition key. Refer to “CONSULT-III Operation Manual NATS”.

Can the system be initialized and can the engine be started with re-registered ignition key?

YES

>> Ignition 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 igni-
tion key are NG. The registration is necessary.

• Ignition key 

P1615

B2192, P1611 ID DISCORD, IMMU-ECM

SEC-177

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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B2192, P1611 ID DISCORD, IMMU-ECM

Description

INFOID:0000000001115694

BCM performs the ID verification with ECM that allows the engine to start. BCM starts the communication with
ECM if ignition switch is turned ON starts the engine if the ID is OK. ECM prevents the engine from starting if
the ID is not registered.

DTC Logic

INFOID:0000000001115695

DTC DETECTION LOGIC

NOTE:
• If DTC B2192 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-172, "DTC Logic"

.

• If DTC B2192 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-173, "DTC Logic"

.

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 

SEC-177, "Diagnosis Procedure"

.

NO

>> INSPECTION END.

Diagnosis Procedure

INFOID:0000000001115696

1.

PERFORM INITIALIZATION

Perform initialization with CONSULT-III. Re-register all ignition keys.
For initialization and registration of ignition key. Refer to “CONSULT-III Operation Manual NATS”.

Can the system be initialized and can the engine be started with re-registered ignition key?

YES

>> ID was unregistered.

NO

>> GO TO 2.

2.

PEPLACE BCM

1.

Replace BCM. Refer to 

BCS-64, "Removal and Installation"

.

2.

Perform initialization with CONSULT-III. Re-register all ignition keys.
For initialization and registration of ignition key. Refer to “CONSULT-III Operation Manual NATS”.

Can the system be initialized and can the engine be started with re-registered ignition key?

YES

>> BCM is malfunctioning.

NO

>> GO TO 3.

3.

PEPLACE ECM

1.

Replace ECM. 

2.

Perform initialization with CONSULT-III. Re-register all ignition keys.
For initialization and registration of ignition key. Refer to “CONSULT-III Operation Manual NATS”.

Can the system be initialized and can the engine be started with re-registered ignition key?

YES

>> ECM is malfunctioning.

NO

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2192

ID DISCORD BCM-
ECM

The ID verification results between BCM and ECM 
are NG. The registration is necessary.

• BCM
• ECM

P1611

SEC-178

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

B2193, P1612 CHAIN OF ECM-IMMU

B2193, P1612 CHAIN OF ECM-IMMU

Description

INFOID:0000000001116346

BCM performs the ID verification with ECM that allows the engine to start. BCM starts the communication with
ECM if ignition switch is turned ON and starts the engine if the ID is OK. ECM prevents the engine from start-
ing if the ID is not registered.

DTC Logic

INFOID:0000000001116347

DTC DETECTION LOGIC

NOTE:
• If DTC B2193 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-29, "DTC Logic"

.

• If DTC B2193 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-30, "DTC Logic"

.

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 

SEC-178, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000001116348

1.

REPLACE BCM

1.

Replace BCM. Refer to 

BCS-64, "Removal and Installation"

.

2.

Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS”.

Does the engine start?

YES

>> BCM was malfunctioning.

NO

>>

ECM is malfunctioning.

• Replace ECM.
• Perform ECM re-communicating function.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2193

CHAIN OF BCM-
ECM

Inactive communication between ECM and BCM

• Harness or connectors

(The CAN communication line is 
open or short)

• BCM
• ECM

P1612

B2195 ANTI-SCANNING

SEC-179

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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B2195 ANTI-SCANNING

Description

INFOID:0000000001115700

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:0000000001115701

DTC DETECTION LOGIC

NOTE:
• If DTC B2195 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-172, "DTC Logic"

.

• If DTC B2195 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-173, "DTC Logic"

.

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 

SEC-179, "Diagnosis Procedure"

.

NO

>> INSPECTION END.

Diagnosis Procedure

INFOID:0000000001115702

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
• 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