Infiniti G35 (V35) Sedan. Manual - part 353

KEY SLOT

DLK-73

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness between BCM and key slot.

4.

CHECK KEY SLOT

Refer to 

DLK-73, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace key slot. Refer to 

DLK-223, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-39, "Intermittent Incident"

.

>> INSPECTION END 

Component Inspection

INFOID:0000000000961151

1.

CHECK KEY SLOT

Check key slot.

Is the inspection result normal?

YES

>> INSPECTION END.

NO

>> Replace key slot. Refer to 

DLK-223, "Removal and Installation"

.

BCM connector

Terminal

Ground

Continuity 

M123

121

Not existed

Terminal

Condition

Continuity

Key slot

1

11

Intelligent Key inserted

Existed

Intelligent Key removed

Not existed

DLK-74

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

KEY CYLINDER SWITCH

KEY CYLINDER SWITCH

Description

INFOID:0000000000961152

Power window main switch detects condition of the door key cylinder switch and transmits to BCM as the
LOCK or UNLOCK signals. 

Component Function Check

INFOID:0000000000961153

1.

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

Check (“KEY CYL LK-SW”, “KEY CYL UN-SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT-III. Refer to 

DLK-50, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"

.

Is the inspection result normal?

YES

>> Key cylinder switch is OK.

NO

>> Refer to 

DLK-74, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000961154

1.

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage between power window main switch connector and ground.

Is the inspection result normal?

YES

>> Replace power window main switch. Refer to 

PWC-126, "Removal and Installation"

. After that,

Refer to 

PWC-16, "POWER WINDOW MAIN SWITCH : Special Repair Requirement"

.

NO

>> GO TO 2.

2.

CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect power window main switch connector and front door key lock assembly (driver side) (key cyl-
inder switch) connector.

3.

Check continuity between power window main switch connector and front door lock assembly (driver side)
(key cylinder switch) connector.

4.

Check continuity between power window main switch connector and ground.

Monitor item

Condition

KEY CYL LK-SW

Lock

: ON

Neutral / Unlock

: OFF

KEY CYL UN-SW

Unlock

: ON

Neutral / Lock

: OFF

Terminals

Key position

Voltage (V)

(Approx.)

(+)

(–)

Power window main 

switch connector

Terminal 

D8

4

Ground

Lock

0

Neutral / Unlock

5

6

Unlock

0

Neutral / Lock

5

Power window main switch connec-

tor

Terminal

Front door lock assembly (driver side) (key cylin-

der switch) connector

Terminal

Continuity

D8

4

D15

6

Existed

6

5

KEY CYLINDER SWITCH

DLK-75

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK DOOR KEY CYLINDER SWITCH GROUND CIRCUIT

Check continuity between front door lock assembly (driver side) connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK DOOR KEY CYLINDER SWITCH

Check door key cylinder switch. 
Refer to 

DLK-75, "Component Inspection"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> Replace front door lock assembly (driver side) (key cylinder switch). Refer to 

DLK-207, "FRONT

DOOR LOCK : Removal and Installation"

. After that,  Refer to 

DLK-75, "Special Repair Require-

ment"

.

Component Inspection

INFOID:0000000000961155

COMPONENT INSPECTION

1.

CHECK DOOR KEY CYLINDER SWITCH

Check front door lock assembly (driver side) (key cylinder switch).

Is the inspection result normal?

YES

>> Key cylinder switch is OK.

NO

>> Replace front door lock assembly (driver side) (key cylinder switch). Refer to 

DLK-207, "FRONT

DOOR LOCK : Removal and Installation"

. After that,  Refer to 

DLK-75, "Special Repair Require-

ment"

.

Special Repair Requirement

INFOID:0000000000961156

1.

PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure. 
Refer to 

PWC-7, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL : Special

Repair Requirement"

.

Is the inspection result normal?

Power window main switch connec-

tor

Terminal

Ground

Continuity 

D8

4

Not existed

6

Front door lock assembly (driver side) connector

Terminal

Ground

Continuity 

D15

4

Existed

Terminal

Key position

Continuity

Front door lock assembly (driver side) (key cylinder 

switch) connector

5 

4

Unlock

Existed

Neutral / Lock

Not existed

6

Lock

Existed

Neutral / Unlock

Not existed

DLK-76

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

KEY CYLINDER SWITCH

YES

>> Inspection end.

NO

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.