Content .. 1009 1010 1011 1012 ..

Nissan Teana J32. Manual - part 1011

SEC-32

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

P1611 ID DISCORD, IMMU-ECM

P1611 ID DISCORD, IMMU-ECM

Description

INFOID:0000000003814930

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:0000000003814931

DTC DETECTION LOGIC

NOTE:
• If DTC B1611 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-28, "BCM : DTC Logic"

• If DTC B1611 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-30, "BCM : DTC Logic"

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Turn ignition switch ON under the following conditions.

Selector lever is in the P or N position.

Do not depress brake pedal.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-32, "Diagnosis Procedure"

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003814932

PERFORM INITIALIZATION

Perform initialization with CONSULT-III. Re-register all Intelligent Keys.
For initialization and registration of Intelligent Key. Refer to “CONSULT-III Operation Manual NATS-IVIS/
NVIS”.

Can the system be initialized and can the engine be started with reregistered Intelligent Key?

YES

>> INSPECTION END

>> GO TO 2.

REPLACE BCM

Replace BCM. Refer to

BCS-78, "Removal and Installation"

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

Can the system be initialized and can the engine be started with reregistered Intelligent Key?

YES

>> INSPECTION END

>> GO TO 3.

REPLACE ECM

Replace ECM. Refer to

EC-14, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Descrip-

tion"

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

Can the system be initialized and can the engine be started with reregistered Intelligent Key?

YES

>> INSPECTION END

DTC No.

Trouble diagnosis

name

DTC detecting condition

Possible cause

P1611

ID DISCORD, IMMU-
ECM

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

• BCM
• ECM

P1611 ID DISCORD, IMMU-ECM

SEC-33

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

SEC

>> GO TO 4.

CHECK INTERMITTENT INCIDENT

Refer to

GI-35, "Intermittent Incident"

>> INSPECTION END

SEC-34

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

P1612 CHAIN OF ECM-IMMU

P1612 CHAIN OF ECM-IMMU

Description

INFOID:0000000003814933

DTC Logic

INFOID:0000000003814934

DTC DETECTION LOGIC

NOTE:
• If DTC P1612 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-28, "BCM : DTC Logic"

• If DTC P1612 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-30, "BCM : DTC Logic"

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

Turn ignition switch ON under the following conditions.

Selector lever is in the P or N position.

Do not depress brake pedal.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-34, "Diagnosis Procedure"

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003814935

REPLACE BCM

Replace BCM. Refer to

BCS-78, "Removal and Installation"

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

Does the engine start?

YES

>> INSPECTION END

>> GO TO 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

P1612

CHAIN OF ECM-IMMU

Inactive communication between ECM and BCM

• Harness or connectors

(The CAN communication line is open or
shorted)

• BCM
• ECM

P1614 CHAIN OF IMMU-KEY

SEC-35

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

SEC

P1614 CHAIN OF IMMU-KEY

Description

INFOID:0000000003814936

Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of Intelligent Key is used.

DTC Logic

INFOID:0000000003814937

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE 1

Insert Intelligent Key into the key slot.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-35, "Diagnosis Procedure"

>> GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE 2

Press the push-button ignition switch.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to

SEC-35, "Diagnosis Procedure"

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003814938

INSPECTION START

Check the case in which DTC is detected.
• Case1: It is detected when Intelligent Key is inserted into key slot.
• Case2: It is detected after Intelligent Key is inserted into key slot and push-button ignition switch is pressed.
In which case is DTC detected?

Case1. >> GO TO 2.
Case2. >> GO TO 4.

CHECK KEY SLOT INPUT SIGNAL

Turn ignition switch OFF.

Disconnect key slot connector.

Check voltage between key slot harness connector and ground.

Is the inspection result normal?

YES

>> Replace key slot. Refer to

SEC-204, "Removal and Installation"

>> GO TO 3.

DTC No.

Trouble diagnosis

name

DTC detecting condition

Possible cause

P1614

CHAIN OF IMMU-
KEY

Inactive communication between key slot and
BCM.

• Harness or connectors

(The key slot circuit is open or
shorted)

• Key slot
• BCM

(+)

(–)

Voltage (V)

(Approx.)

Key slot

Connector

Terminal

M99

Ground

Battery voltage

Content .. 1009 1010 1011 1012 ..