Identify the malfunctioning point by referring to the DLK section if the door cannot be unlocked.
Can the door be locked with the Intelligent Key and door request switch?

YES

>> GO TO 2

>> Refer to

DLK-171, "Symptom Table"

CHECK ENGINE STARTING

Check that the engine starts when operating the Intelligent Key.
Does the engine start?

YES

>> GO TO 3

>> Refer to

SEC-107, "Symptom Table"

CHECK STEERING LOCK

Does the steering lock when operating door switch after switching the power supply from ON position (or ACC

position) to LOCK position?

If door switch is malfunctioning, BCM cannot lock the steering. If BCM does not detect DTC, steering lock unit

is normal.
Does steering lock?

YES

>> GO TO 4

>> Refer to

DLK-96, "Diagnosis Procedure"

CHECK IGNITION KNOB SWITCH OPERATION

Press ignition knob to check switch operation.
Does the combination meter display any message?

YES

>> GO TO 5

>> Refer to

SEC-50, "Ignition Knob Switch Check"

CHECK VEHICLE SECURITY SYSTEM

Check the vehicle security system for normal operation.

The vehicle security function can operate only when the door lock and power distribution functions are operat-

ing normally.

Therefore, it is easy to identify any factor unique to the vehicle security by performing the vehicle security

operation check after this basic inspection.

>> Refer to

SEC-8, "Vehicle Security Operation Check"

Vehicle Security Operation Check

INFOID:0000000006246191

INSPECTION START

Turn ignition switch “OFF”.

NOTE:

Before starting operation check, open front windows.

>> GO TO 2

2011 Pathfinder

PRE-INSPECTION FOR DIAGNOSTIC

SEC-9

< BASIC INSPECTION >

[WITH INTELLIGENT KEY SYSTEM]

SEC

CHECK SECURITY INDICATOR LAMP

1. Lock doors using Intelligent Key or mechanical key.

2. Check that security indicator lamp illuminates for 30 seconds.
Does security indicator lamp illuminate?

YES

>> GO TO 3

>> Perform diagnosis and repair. Refer to

SEC-53, "Diagnosis Procedure"

CHECK ALARM FUNCTION

1. After 30 seconds, security indicator lamp will start to blink.

2. Open any door before unlocking with Intelligent Key or mechanical key, or open back door or glass hatch

without the presence of Intelligent Key.

Does the alarm function properly?

YES

>> GO TO 4

>> Check the following.

• The vehicle security system does not phase in alarm mode. Refer to

SEC-107, "Symptom

Table"

• Alarm (horn and headlamps) does not operate. Refer to

SEC-107, "Symptom Table"

CHECK ALARM CANCEL OPERATION

Unlock any door using Intelligent Key or mechanical key.
Does alarm (horn and headlamps) stop?

YES

>> Inspection End.

>> Check door lock function. Refer to

SEC-108, "Symptom Table"

2011 Pathfinder

SEC-10

< BASIC INSPECTION >

[WITH INTELLIGENT KEY SYSTEM]

INSPECTION AND ADJUSTMENT

INSPECTION AND ADJUSTMENT

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
quirement

INFOID:0000000006246192

Refer to the CONSULT-III Operation Manual-NATS.

ECM RE-COMMUNICATING FUNCTION
ECM RE-COMMUNICATING FUNCTION : Description

INFOID:0000000006246193

Performing following procedure can automatically perform re-communication of ECM and BCM, but only when

the ECM has been replaced with a new one (*1).

*1: New one means an ECM which has never been energized on-board.

(In this step, initialization procedure by CONSULT-III is not necessary)

NOTE:

•

When registering new Key IDs or replacing the ECM that is not brand new, refer to CONSULT-III Oper-

ation Manual NATS.

•

If multiple keys are attached to the key holder, separate them before work.

•

Distinguish keys with unregistered key ID from those with registered ID.

ECM RE-COMMUNICATING FUNCTION : Special Repair Requirement

INFOID:0000000006246194

PERFORM ECM RE-COMMUNICATING FUNCTION

1. Install ECM.

2. Using a registered key (*2), turn ignition switch to “ON”.

*2: To perform this step, use the key that has been used before performing ECM replacement.

3. Maintain ignition switch in “ON” position for at least 5 seconds.

4. Turn ignition switch to “OFF”.

5. Start engine.
Can engine be started?

YES

>> Procedure is completed.

>> Initialize control unit. Refer to CONSULT-III Operation Manual.

2011 Pathfinder

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