Infiniti M35/M45 Y50. Manual - part 905

ACTIVE AFS

LT-165

C

D

E

F

G

H

I

J

L

M

A

B

LT

12. 

CHECK SWIVEL MOTOR

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp RH connector.

3.

Check continuity between front combination lamp RH connector
terminals.

4.

Check continuity between front combination lamp RH connector
terminals.

5.

Check continuity between front combination lamp RH connector
terminals (insulation resistance).

OK or NG

OK

>> GO TO 13.

NG

>> Replace front combination lamp RH (swivel motor mal-

function). Refer to 

LT-191, "Removal and Installation of

Front Combination Lamp"

 .

Front combination lamp RH terminals (1 phase)

Resistance

16

20

Approx. 7.4

Ω

PKIC0655E

Front combination lamp RH terminals (2 phase)

Resistance

17

21

Approx. 7.4

Ω

PKIC0656E

Front combination lamp RH terminals

Resistance

16

17

Approx. 1 M

Ω

 or more

PKIC0654E

LT-166

ACTIVE AFS

13. 

CHECK SWIVEL MOTOR CIRCUIT 1

1.

Connect front combination lamp RH connector.

2.

Turn ignition switch ON.

3.

Check voltage between AFS control unit harness connector and
ground.

OK or NG

OK

>> GO TO 14.

NG

>> GO TO 16.

14. 

CHECK DIAGNOSIS RESULT 1

Select “ADAPTIVE LIGHT” on CONSULT-II. Select “SELF-DIAG
RESULTS” on “SELECT DIAG MODE” screen.

Is DTC of present malfunction detected?

YES

>>

●

If detect DTC B2503 and B2504, refer to 

LT-168,

"DTC B2504 SWIVEL ACTUATOR LH"

 .

●

If detect DTC B2503 only, replace AFS control unit.
Refer to 

LT-192, "Removal and Installation of AFS

Control Unit"

 .

●

If detect any DTC except B2503 and B2504, refer to

LT-153, "SELF-DIAG RESULTS"

 .

NO

>> GO TO 15.

15. 

CHECK DIAGNOSIS RESULT 2

Check “SELF-DIAG RESULTS” with steering turning 180

°

 or more to

right under swivel operative condition to keep more than 2 seconds.

Is DTC B2503 of present malfunction detected?

YES

>> Replace front combination lamp RH (swivel actuator

malfunction). Refer to 

LT-191, "Removal and Installation

of Front Combination Lamp"

 .

NO

>> The swivel actuator system RH is normal at present.

 (+)

(-)

Voltage 

(Approx.)

AFS control unit 

connector

Terminal 

F110

11

Ground

9.5 - 11.5 V

13

32

34

PKIC0657E

SKIB4974E

SKIB4977E

ACTIVE AFS

LT-167

C

D

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F

G

H

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L

M

A

B

LT

16. 

CHECK SWIVEL MOTOR CIRCUIT 2

1.

Turn ignition switch OFF.

2.

Disconnect AFS control unit connector and front combination lamp RH connector.

3.

Check continuity between AFS control unit harness connector
(A) and front combination lamp RH harness connector (B).

4.

Check continuity between AFS control unit harness connector (A) and ground.

OK or NG

OK

>> Replace AFS control unit. Refer to 

LT-192, "Removal and Installation of AFS Control Unit"

 .

NG

>> Repair or replace harness or connector.

A

B

Continuity

Connector

Terminal

Connector

Terminal

F110

11

E48

20

Yes

13

21

32

17

34

16

PKIC0653E

A

Ground

Continuity

Connector

Terminal

F110

11

No

13

32

34

LT-168

ACTIVE AFS

DTC B2504 SWIVEL ACTUATOR LH

NKS003QP

1. 

CHECK SWIVEL POSITION SENSOR SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage between AFS control unit harness connector and
ground.

OK or NG

OK

>> GO TO 2.

NG

>>

●

If voltage is less than approx. 0.25V, GO TO 3.

●

If voltage is more than approx. 4.75V, GO TO 6.

2. 

CHECK SWIVEL POSITION SENSOR POWER SUPPLY

Check voltage between AFS control unit harness connector and
ground.

OK or NG

OK

>> GO TO 12.

NG

>> Replace AFS control unit. Refer to 

LT-192, "Removal

and Installation of AFS Control Unit"

 .

3. 

CHECK SWIVEL POSITION SENSOR POWER SUPPLY

Check voltage between AFS control unit harness connector and
ground.

OK or NG

OK

>> GO TO 4.

NG

>> GO TO 8.

Terminals

Voltage 

(Approx.)

(+)

(-)

AFS control unit 

connector

Terminal

F110

29

Ground

0.25 - 4.75 V

PKIC0658E

Terminals

Voltage 

(Approx.)

(+)

(-)

AFS control unit 

connector

Terminal

F110

24

Ground

4.0 - 6.0 V

PKIC0659E

Terminals

Voltage 

(Approx.)

(+)

(-)

AFS control unit 

connector

Terminal

F110

24

Ground

4.0 - 6.0 V

PKIC0659E