Nissan Altima L32. Manual - part 1278

SEC-262

< COMPONENT DIAGNOSIS >

[SEDAN WITH INTELLIGENT KEY]

B2110 PNP/CLUTCH INTERLOCK SWITCH

>> Inspection End.

Component Inspection

INFOID:0000000004206313

1.

CHECK CLUTCH INTERLOCK SWITCH

1. Turn ignition switch OFF.

2. Disconnect clutch interlock switch harness connector.

3. Check continuity between clutch interlock switch under the fol-

lowing conditions.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace clutch interlock switch.

Clutch interlock switch

Condition

Continuity

Terminal

1

2

Clutch pedal

Not depressed

No

Depressed

Yes

ALKIA1316ZZ

B2190, P1610 NATS ANTENNA AMP

SEC-263

< COMPONENT DIAGNOSIS >

[SEDAN WITH INTELLIGENT KEY]

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B2190, P1610 NATS ANTENNA AMP

Description

INFOID:0000000004206201

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:0000000004206202

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Insert Intelligent Key into the key slot.

2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?

YES

>> Refer to 

SEC-263, "Diagnosis Procedure"

.

NO

>> GO TO 2

2.

PERFORM DTC CONFIRMATION PROCEDURE

1. Press the push-button ignition switch.

2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?

YES

>> Refer to 

SEC-263, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000004206203

1.

 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

2.

CHECK KEY SLOT INPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect key slot harness connector.

3. Check voltage between key slot harness connector and ground.

Is the inspection result normal?

YES

>> Replace key slot. Refer to 

SEC-409, "Removal and

Installation"

.

NO

>> GO TO 3

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2190

NATS ANTENNA 
AMP

Inactive communication between key slot and 
BCM.

• Harness or connectors

(The key slot circuit is open or 
shorted)

• Key slot 
• BCM

P1610

Key slot

Ground

Voltage [V]

(approx.)

Connector

Terminal

M40

2

Ground

Battery voltage

ALKIA0428ZZ

SEC-264

< COMPONENT DIAGNOSIS >

[SEDAN WITH INTELLIGENT KEY]

B2190, P1610 NATS ANTENNA AMP

3.

CHECK KEY SLOT CIRCUIT

1. Disconnect BCM harness connector.

2. Check continuity between key slot harness connector M40 (A)

terminal 2 and BCM harness connector M19 (B) terminal 68.

3. Check continuity between key slot harness connector M40 (A)

terminal 2 and ground.

Is the inspection result normal?

YES

>> GO TO 8

NO

>> Repair harness or connector.

4.

CHECK PUSH-IGNITION SWITCH OPERATION

Press push-button ignition switch and check if it turns ON.
Does ignition switch turn to ON?

YES

>> GO TO 5

NO

>> GO TO 7

5.

CHECK KEY SLOT COMMUNICATION SIGNAL

1. Turn ignition switch OFF.

2. Disconnect key slot harness connector.

3. Check voltage between key slot harness connector and ground.

Is the inspection result normal?

YES

>> Replace key slot. Refer to 

SEC-409, "Removal and

Installation"

.

NO

>> GO TO 6

6.

CHECK KEY SLOT COMMUNICATION SIGNAL CIRCUIT

1. Disconnect BCM harness connector.

2. Check continuity between key slot harness connector M40 (A)

terminal 3 and BCM harness connector M19 (B) terminal 69.

3. Check continuity between key slot harness connector M40 (A)

terminal 3 and ground.

Key slot

BCM

Continuity

Connector

Terminal

Connector

Terminal

A:  M40

2

B:  M19

68

Yes

Key slot

Ground

Continuity

Connector

Terminal

A: M40

2

Ground

No

ALKIA0429ZZ

Key slot

Ground

Continuity

Connector

Terminal

M40

3

Ground

Yes

ALKIA0430ZZ

Key slot

BCM

Continuity

Connector

Terminal

Connector

Terminal

A: M40

3

B: M19

69

Yes

Key slot

Ground

Continuity

Connector

Terminal

A: M40

3

Ground

No

ALKIA0431ZZ

B2190, P1610 NATS ANTENNA AMP

SEC-265

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[SEDAN WITH INTELLIGENT KEY]

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Is the inspection result normal?

YES

>> GO TO 8

NO

>> Repair harness or connector.

7.

CHECK KEY SLOT GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect key slot harness connector.

3. Check continuity between key slot harness connector and

ground.

Is the inspection result normal?

YES

>> GO TO 8

NO

>> Repair harness or connector.

8.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-42, "Intermittent Incident"

.

>> Inspection End.

Key slot

Ground

Continuity

Connector

Terminal

M40

7

Ground

Yes

ALKIA0344ZZ